Category: PCB Boards (page 1 of 23)

sample led pcb assembly service pcba prototype design for rgb led pool light lamp dimmer controller

Place of Origin:
Guangdong, China (Mainland)
Brand Name:
moko
Model Number:
pcba prototype
Base Material:
FR-4/aluminum
Copper Thickness:
1oz
Board Thickness:
1.6mm
Min. Hole Size:
0.25mm
Min. Line Width:
0.1 0mm
Min. Line Spacing:
0.1mm4mil)
Surface Finishing:
HASL
Size:
Customized
Solder mask color:
White
Certificate:
CE,ROHS
Chip:
SMD2835 5050 5630 5730
Warranty:
2 years
Input Voltage:
110v / 220V/230V
Product name:
sample led pcb service pcba prototype design for rgb light lamp
MOQ:
1000pcs
Sample:
1pcs
USE:
LED LIGHT
SupplyAbility:
Piece/Pieces per Month 24 hours is avainable
Packaging Details
artistic bag+ carton for sample led pcb assembly service pcba prototype design for rgb led pool light lamp dimmer controller
Port
Shenzhen/Hongkong
Lead Time:
10-15Days for sample

 

Product Description

 sample led PCB assembly service PCBA prototype design for RGB led pool light lamp dimmer controller

Specification:

Color: RGB+white

Waterproof: IP68

LED CHIP: 5050+2835

Control: IR remote

Voltage: DC12V /AC12V

 

 Quotation requirement

 

a) PCB size
b) led chip’s brand, model, lumens, CRI, CCT
c) Sample photos
d) Gerber file and BOM

Advantage

1.Professional Surface-mounting and Through-hole soldering Technology
2.Various sizes like 2835, 3528, 3535, 5050, 5630, 5730 components SMT technology
3.ICT(In Circuit Test), FCT(Functional Circuit Test) technology.
4. Turnkey PCB Assembly(PCBA) With CE, RoHS Approval
5.High Standard SMT & Solder Assembly Line
6. High density integrated board placement technology capacity.

 

PCB Specificatiion:

 

Material Aluminum base
Final Thickness 0.02″ – 0.18″ (0.5mm- 4.6mm) tg130° – tg170°
Surface Treatment Regular Lead: HASL Lead-free: Lead-free HASL;ENG Gold; OSP, Immersion silver
Min/Max Board Size Min: 0.2″x0.2″/Max: 43.3″x19″
Min Trace width/
Min Clearance
0.5oz: 4/4mil;1oz: 5/5mil;2oz: 5/7mil;3oz: 7/8mil;4oz: 10/10mil
Min Hole Ring 0.5oz: 4mil;1oz: 5mil;2oz: 7mil;3oz: 10mil;4oz: 16mil
Copper Thickness 0.5oz- 4oz
Min Hole size&Tolerance Min hole:30mil(Final Thickness 0.5mm-2.0mm);45mil

(Final Thickness 2.0mm-4.6mm)

Tolerance: PTH±4mil, NPTH±3mil
Thickness of Plating Layer HASL:
Copper Thickness: 20um- 35um Tin: 5- 20um
Immersion Gold:Nickel:
 100u”- 200 u”  Gold: 2u”- 4u”
Hard Plated Gold:
Nickel: 100u”- 200 u” Gold: 4u”- 8u”
Golden Finger:Nickel:
100u”- 200 u”  Gold: 5u”- 15u”
Immersion Silver: 6u”- 12u”;OSP: Film 8u”- 20u”
Solder Mask Color Glossy: Green, Black, Red, Yellow, White, Purple, Blue;Matt: Green, Black
Solder Mask Resolution Solder Mask Thickness: 0.2mil- 1.6mil
Solder Dam: Green 4mil/Other Color 5mil
Solder Mask Hole Plug Diameter: 10mil- 25mil
Silk Screen Color White, Black
Silk Screen Size Min Width: 5mil; Height: 24mil
Testing Voltage Testing Fixture: 50V- 300V Flying Probe: 30V- 250V
Profile CNC Tol: ±5mil Slot Min: 40mil
V- CUT Tol: ±5mil Angel: 15°, 20°, 30°, 45°, 60°
Accept Standard IPC Class 2; IPC Class 3; ISO9000

 

 

 

https://www.alibaba.com/product-detail/sample-led-pcb-assembly-service-pcba_60744198197.html

Professional PCB&PCBA manufacturer /PCB prototype in shenzhen

Place of Origin:
Guangdong, China (Mainland)
Brand Name:
toppcb
Model Number:
P-001
Base Material:
ALU,FR4,CEM3
Copper Thickness:
0.3-6mm
Board Thickness:
0.3-3oz
Min. Hole Size:
0.20mm
Min. Line Width:
3mi
Min. Line Spacing:
0.003″
Surface Finishing:
HASL, OSP, Immersion Gold/Au, Immersion silver, etc.
PCB Tolerance of finished thickness::
±5%
profiling punching::
Routing, V-CUT, Beveling
Layer Count::
1-22
PCB Standard::
IPC-A-610 E Class II-III
PCBA Testing::
X-ray,AOI Test,Functional test
Packaging Details
Inner vacuum packing;

Outer standard carton box ,special packages requested.

Port
Shenzhen
Lead Time:
3-8days

Our Services Including Below:

 

 Fast PCB Fabrication (Rigid PCB, flex PCB and rigid-flex PCB from 1-24 layers)

 Electronic Components Sourcing Services

 Turnkey PCB Assembly Services: SMT, DIP, BGA…

 Wire preparation&cable assembly

 Stencil Making

 Reverse engineering service

 

One-stop service from PCB to PCBA, Quick-turn prototypes to mass production
For PCB, we can make 1-12layers at the very competitive price, small order acceptable
Wish good quality, on-time delivery and perfect service should be the reason you choose us as a PCB & pcba supplier in China.

About us

Hot sale

Company profile

Detailed Images

Specification

Production Flow

Packing & Payment

Contact

https://www.alibaba.com/product-detail/Professional-PCB-PCBA-manufacturer-PCB-prototype_60748660089.html

High Quality Immersion Gold/Silver HASL OSP Finishing Multilayer 94V0 ROHS PS4 PCB Board, FR1 FR4 CEM3 PS4 PCB Prototype Factory

Place of Origin:
Zhejiang, China (Mainland)
Brand Name:
GEFO
Model Number:
PS4 PCB Board
Base Material:
FR1, FR4, CEM3, Alu, etc
Copper Thickness:
0.5-4oz
Board Thickness:
0.5-3.2mm
Min. Hole Size:
0.2mm
Min. Line Width:
0.1mm (4mil)
Min. Line Spacing:
0.1mm (4mil)
Surface Finishing:
HASL, Immersion Gold, OPS, etc
Product Name:
PS4 PCB Board
Level:
IPC-6012 Class 3
Fabrication:
IPC-A-610
Lifespan:
10+ years
Warranty:
1-2 Years
Test Rate:
100% before packing
Certificate:
RoHS, CQC, TSI16949, UL, ISO9001
Application:
Auto,Controlling,Internet,Communication,Medical etc
Flame Resistance:
94V0 RoHS
Solder Mask:
Green, White, Black, Yellow, Red, Blue
Packaging Details
PS4 PCB Board would be packed by vaccum bubbles, and covered with foam pad as protection, then filled into carton box for delivery (see photos below).
Port
NINGBO/SHANGHAI/FUZHOU
Lead Time:
10-12 Days

High Quality Immersion Gold/Silver HASL OSP Finishing Multilayer 94V0 ROHS PS4 PCB Board, FR1 FR4 CEM3 PS4 PCB Prototype Factory

Production Capacity
Subject Description Capacity
Material Laminate Board FR1, FR4, CEM3, Alu, Taconic, Rogers
Board Layers 1-24
Thickness 0.08″-0.24″ (0.2-6mm)
Bow and Twist <0.0004″ (0.01mm)
Max Panel Size 623.6″×31.5″ (600×800mm)
Tolerance ±0.004″ (0.1mm)
Copper Inner Weight 0.5-3oz
Outer Weight 0.5-4oz
Min Thickness 20μm
Driliing Min Size 0.008″ (0.2mm)
Aspect Ratio 10:01
PTH Tolerance ±0.002″ (0.05mm)
NPTH Tolerance ±0.004″ (0.10mm)
Width/Space Min 4-4mil (01-0.1mm)
Annular Ring Min 00.004″-0.008″ (0.1-0.2mm)
Solder Mask Color Green, White, Black, Red, Yellow, Blue
Min Clearance 0.003″ (0.07mm)
Thickness 0.006″ (0.15mm)
Silkscreen Color White, Black, Yellow, Red, Blue…
Min Size 0.006″ (0.15mm)
Impedance Tolerance ±10%
Test Coupon Available
Test Test Rate 100%
Electronic Test Yes
Flying Probe Test Yes
Surface Finish Options Comply with RoHS Standard, Including HASL, ENIG, Immersion Silver, Immersion Tin, OSP
Company Information

Certificates

Packaging & Shipping

FAQ

Why would I choose Gefo?

In general, Gefo is founded as an exporting sales department by Fujian YongSheng Electronic Company, a specialized manufacturer of PCB fabrication. The way Gefo differentiates from others is that our clients actually feel services here, but only charged ‘factory-level’ costs.

– 17 Years Manufacturing Experience                       – Service-oriented Company

– IPC 6012 Class 3 Fabricating Abilities                   – IPC A 610E Acceptability

– Quick Response Rate and Problem-solving         – Budget Control and On-time Delivery

 

How do I get a PCBA quote from Gefo? And how soon?

Gerber or PCB file, quantity and other special requirements are required to get a PCB quote calculator. Generally, any inquiry would be handled properly within 12 hours from Monday to Friday, or 24 hours on weekend.

 

What formats are recommended to attach?

Gerber: CAM350 RS274X

PCB File: Protel 99SE, P-CAD 2001 PCB

We might be able to transfer other formats such as Excel, PDF, Word, etc.

 

How does Gefo assure my files kept safely?

Your files will be handled only throughout our encrypted channel once received. All employees are prohibited and restricted to copy, edit or released to anyone or third party, except for our chief engineer and president who have signed confidentiality agreement are authorized.

 

What does Gefo need if I want my PCB panelized in array format?

It would be great if you send us a complete array of pre-panelized. This ensures that the array would be set up as exactly the way you wanted. We could also set up for you, but be aware of additional engineering time may be billed for doing so.

 

Is Gefo capable of quick turn PCB?

Yes, we do have 24-48 hours turnaround service, especially for growing overseas needs. However, It would be slightly adjusted by considering delivery schedule to different countries. Please contact our salesman for detailed service.

 

What happens if I have a problem / question / complain?

As committed above, your satisfaction is our accomplishment. Please contact your salesman for any kind of inquiry no matter of pre-sales or after-sales. If you ever feel that your inquiry was mistreated, please feel free to directly email to our president (info@gefotrading). Your complaint would be kept anonymously, and there will be a bonus for you once testified.

 

What’s the core value of Gefo?

Customer satisfaction, specific in delivering our clients exactly what they expected under budget while feeling pleased during the whole process, is the company objective that we’ve been chasing all the time.

Please contact us for more FAQs such as warranty, lead time, shipping schedules, etc.

Contact Us

https://www.alibaba.com/product-detail/High-Quality-Immersion-Gold-Silver-HASL_60661593140.html

Medical Care PCB Board Company Based in China



Qualified and Dependable PCB & PCBA Producer in China
http://www.mokotechnology.com/

As a leading PCB board manufacturer and PCB board assembly firm providing premium quality printed circuit board assy, we mostly center on PCB-Assembly & PCB manufacturing, and have our own PCB board production lines. We now have 25 years of electronic contract manufacturing expertise and are always boosting PCB assembly and PCBA soldering technology, technicians get experience and ability with us collectively.

In order To meet our users, we center on providing PCB Manufacturing & SMT assy Service with good quality. We have executed the ISO9001 and QS9000 quality system . The best quality guarantee system and a variety of inspection machines assist us to to keep an eye on the whole production process, ensure stability of this process and good quality, in the mean time, leading-edge equipments and technological innovation have been brought in to attain constant upgrading.

High quality

All of the printed circuit boards will perform the most strict tests in addition to the fundamental visual check. We embrace the majority of the testing and inspecting technology of the industry, like Flying Probe Tester, X-Ray Inspection Device, Automated Optical Inspection (AOI) system.

Shipping

In the past we’re very proud to hold an on-time delivery percentage of 99%. We recognize, besides PCB’s quality, the second important aspect is the shortest possible lead-time, that’s important for technical engineers’ development and research jobs, specifically in the phase of prototyping. We get the job done in three shifts to ensure your circuit cards will be delivered as planned and as early as possible.

Charges

Our charges is translucent and has no hidden cost in it, We’ll offer the best price, Quite possibly is merely a fraction of what other American or European manufacturers typically charge you. Even many bargain-sensitive shoppers such as college students and enthusiasts mostly believe in us for their circuit board prototype and manufacturing orders. We try our extreme to save your dollars and time.

PCBA Services

Furthermore, we supplies circuit card assy service for our PCB buyers. We’ll quote you in rapid sequence, We’ll warrant all the components is high standard, we’ll to source components in keeping with your BOM list , also our PCBA affordability is aggressive just like our PCB boards. Your entire work can be carried out in one location, SMT, thru-hole or Both!

Last of all, we need to thank monster Companies like Samsung, Sony etc, which gave us the possiblility to present PCB board Fabrication and Printed Circuit Board assy services to them. Because we understand techniques are the ideal way to build the confidence of our clientele.

Either the projects are on design point, or bulk production stage, a entire Customized PCB design services will be supplied to our buyers throughout the world. Superior equipments, qualified staffs and stringent quality system make it possible for the last products fulfill the quality demands of overseas customers.

Request A Quote

http://www.mokotechnology.com/index.php?c=message&a=type&tid=177

Source

Medical Care PCB Board Company Based in China

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Leadsintec Inc.

Leadsintec Co.,Ltd is an electronic manufacturing service (EMS) supplier located in Shenzhen China since the year 2004. As an ISO 9001 accredited electronics contract company, we provide you with a assortment of electronic circuit board, component procurement, electronic circuit board assemblage, box-build, testing services.

Thanks to the previous 11+ years ample expertise in production, Leadsintec has won an excellent fame in China and other countries. Our products are mainly used for the Electronic Products , Industrial, Automation, Auto, Agriculture, Defense, Aerospace, Medical and also Home security markets.

Our commitment is to help small and mid-sized customers in lessening their cost by delivering entire services, high-mixed, low and medium volume services. With our skilled process administrators, process technical engineers, production staff and procurement professionals, we’re in the position to understand fully and go above and beyond the needs you have.

Leadsintec’s fabricating plants consist of neat work spaces and state-of-the-art high-speed SMT product lines. Our chip placement precision can get to +0.1MM on IC components. This indicates we are able to cope with virtually all types of integrated circuits, that include SO, SOP, SOJ, TSOP, TSSOP, QFP, BGA as well as U-BGA. As well, we are able to supply 0201 chip placement, through-hole component insertion and final item assembly, test and packaging.

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STG

Based upon : http://www.china-pcbassembly.com/factory-view-n100-1.html

Turn-key PC Board assemblage service vendor

(Supporting white label PC Board )

STG is a major proficient PC Board and PCBA maker in China, which supplies OEM/ODM service for world-wide shoppers . With many years of experiences, STG is not merely a producer, but in addition a pro designer for emerging ideas, new creations according to clients. Our product selection contains a variety of industries, such as electronic devices, telephony, industrial items , automobile assemblies, medical equipment and the like.

Our chief services involve electronics and metal casing fab, including printed circuit boards PC Board fabrication, component procurement, PC Board assemblage, plastic/metal house build, die-casting and also customizable fabrication. With skilled employees from STG fully trained, their performance will be superior.

Get in contact with STG

China Shenzhen Office

Telephone: +86-0755-27929725
FAX: +86-0755-27929724
Email: sales@stgpcba.com

Location: Huolibao Building 5F , Technology Park, Nanshan, Shenzhen, 518100, China.
Web: www.china-pcbassembly.com

HK Office

Telephone: 852-36458129
Telefax: 852-36458092
Email: marketing@stgpcba.com.
Location: 11/F FRONT BLK,HANG LOK BLDG 130 WING LOK ST,SHEUNG WAN, Hong Kong
Website: www.china-pcbassembly.com

12-pwb-pcb-factories-01

Asia Pacific Circuits – One-stop service for PC Board Assembly & PC Board Mfg

In line with : http://www.apc-pcbassembly.com/about-us-asia-pacific-circuits/

Asia Pacific Circuits Co., Ltd focuses primarily on PC Board manufacture and assemblage, including prototype and production PCBs. Here at APC We provide you with high standard and great value Electronic Contract Manufacturing Services – incorporating PC Board manufacture, components procurement and turn-key PCB assemblage. With advanced manufacturing area and modern technology, we satisfy buyers in a number of industries.

We’re dedicated to your total satisfaction. Time to market symbolizes how the company’s time-critical, One-stop manufacture services empower customers to decrease the timeframe necessary to develop new merchandise and put them to market.

Asia Pacific Circuits plants are ISO9001-2008 authorized, ISO 14001 (Environmental), UL Recognized, TS16949, TSTS13485 approved, IPC-A-600 and IPC-A-610 3 compliant. We own a PCB assemblage factory and a PC Board manufacturing factory in China Shenzhen. Asia Pacific Circuits business range covers – PC Board Prototype, low to mid and high volume PC Board manufacture and PC Board assemblage services.

After APC staff members 18 years of unrelenting efforts to create a fantastic sales network, We built a comprehensive management system, attained the ISO9001: 2008 international quality management system certification. We have a highly experienced sales, PC Board Mfg and PCB assemblage under a single area, improve the sales process and making and testing machines to assure only qualified boards are delivered to the buyer .

Speak to Us

Asia Pacific Circuits Co., Ltd
Office Tel: +86-755-2758-4025
Office Facsimile: +86-755-2758-4028
Email: sales@apc-pcbassembly.com
Office Location: # 55A, Baoan Avenue, Bao’an District, Shenzhen City, 518102, China
Manufacturing area Location: Gaoqiao Industrial Park East, Yanlong Avenue, Longgang District, Shenzhen, China

12-pwb-pcb-factories-01

MOKO Technology Ltd

We Offer a Broad Choice of Electronic Board Selections to Match Every One of your PCB Specifications.

Moko Technology Ltd established in the year 2001, based in Shenzhen, China. has specialized in PCB board mfg and PCB board assembly, headquartered in Shenzhen, Guangdong, China. We’re focused upon fabricating single-sided , double-sided and multi-layer board, to a maximum of 18 layers. Added to that, we could offer elements acquisition and complete PCB board assembly service.

With upwards of ten years in the field of PCB board prototype and manufacture, we’re devoted to satisfying the expectations of our customers from multiple industries with regard to level of quality, delivery service, cost-effectiveness and any other request(s). As being among the most skilled PCB board manufacturers in China, we are confident to become your most excellent partners .

In China, we’re honored as the brilliant provider for a lot of firms around the globe. We can offer all types of services including PCB board mfg and PCB board assembly for from prototype orders to batch orders.

Regarding PCB board assembly, employing 8 high-speed SMT assembly lines brought from Japan Yamaha and Sony, we do our uttermost to satisfy our shoppers’ specifications.

One Stop Solution: More than and above Electronic Board Mfg

Our elevated competency in printed circuit boards is not only tied to PCB board mfg but includes virtually all involved services like PCB board design / layout and PCB board assembly. Our skilled design specialists can make it easier to obtain economical brilliance in your multi-layer design and layout or we are able to design your circuit from scratch: from a basic double-sided board to intricate rigid-flex PCB applications. In 2012, our subsidiary company – Shenzhen Eastwin Trading Ltd formed to be able to prolong international Business.

We possess our 25,000 sq. feet up to date production line to offer the quality excellence you desire…

We now have received the ISO9001:2000, ISO14001, UL plus ROHS certifications. So now our PCB board potential arrives at One thousand square meters each day, and for PCB board assembly can get to 100 mil units per thirty days.

We really think that our sound service and practical knowledge will entirely meet up with your requirements. Loyalty and advancement are the drives that drive our great outcomes. We’re the most appropriate option for your situation.

To get more services, more credits, or free of charge trials you have to

Reach Us

MOKO Technology Ltd.
Telphone: 86-75523573370
Facsimile: 86-75523573370-808
Mailbox: alex@szeastwin.com
Location : 4F,Buidling #2,Guanghui Technology Zone,Minqing Rd, Longhua Town, Shenzhen City, China
Zip Code: 518109

In accordance with http://mokotechnology.com/about/

Home Automation DIY Garage Lighting System



Check out how I automated my garage lights. DIY project includes 3-way switch, fluorescent lighting, circuit board design, and software. Detailed build article with plans:

Garage Light Controller

Makercise Multi-way Switching video:

Catus Workshop! video:

flash001USA video:


Source

Internet of Things PCB considerations for Startups

Seeing that IoT devices are so newer, you would think that getting an IoT printed circuit board (PCB) project off the ground starts by reinventing the wheel and suffering a good deal of technical difficulties. That is definitely untrue.
Nonetheless it doesn’t indicate that IoT startups have a evident route to fame and fortune. Facing them is quite a lot of design and manufacturing points which are special to these small products. These considerations should be considered for the fresh IoT product to reach your goals.

On the plus side, it’s necessary for IoT startups to find out that the foundation for a successful new product exists. This means that experience and knowhow regarding the design, fabrication and assembly of such leading-edge products are out there. Also, the best advice is for discreet IoT product business men and innovators to become aware of the recommendations that qualified electronics manufacturing services or EMS providers are offering. These corporations together with their engineering staffs have already performed the work with groundbreaking IoT firms in Silicon Valley stepping into the beginning of this surfacing segment.

The PCB of an IoT product is a special beast than the traditional one, which is notably larger and flat. IoT gadgets, conversely, are made up largely of either rigid-flex or flex circuit assemblies, which include their own sets of design layout, fabrication and assembly considerations and detailed aspects.

Layout

A primary factor is to try to find encountered designers who’ve undertaken quite a lot of rigid-flex PCB designs. PCB space for an IoT product is at a premium. So you want the designer to have firsthand layout knowledge to correctly design significant parts on that little room.

Moreover, virtually all IoT gadgets are not stationary; they get substantial movement and turning. Right here, the encountered designer plays a key role in calculating bend ratios and lifecycle iterations as a significant part of a design. Various other significant design layout considerations contain signal trace thickness, number of rigid and flex circuit layers, copper weight and stiffener placement. Stiffeners are utilized on flex circuits to make certain parts attached to the flex circuit keep on being firmly in place to prevent itself from movement.

A new aspect to consider is through-hole element positioning in rigid-flex circuits. Why is that important? Most of the IoT units are founded on surface mount device placement. But nevertheless , there may be through-hole parts, which are often affixed to either the rigid part or the flex part of the board. Through-hole parts are in most cases helpful to connect input/output or I/O signals to the exterior world. Doing this, those signals can be shown having an LCD or LED monitor. Through-hole element placement is a significant concern in an IoT item given that when utilized on the flex section of the board, suitable stiffeners need to be designed and employed for ideal assembly.

Finally in the layout category, the high temperature which parts generate is required to be considered. IoT gadgets are starting to be more elaborate with rigid-flex and flex circuits featuring as many as 12 – 14 layers. Some gadgets are digital. But nevertheless , more and more analog systems are being used in IoT systems. Analog circuitry creates far more heat than digital ones. That means heat expansion plus contraction rate must be taken into account. In tech lingo, this is actually called the Coefficient of Thermal Expansion or CTE and the proper management of it.

Manufacturing

Deciding on the right fabricator is crucial and is linked to the EMS corporation you’ve decided on. The fabricator you’d like must have IoT PCB fabrication practical experience. Among significant considerations here are insuring good adhesions in between layers on both rigid and flex circuit sides, figuring out all of the important calculations and having a robust knowledge of when current transfers from the rigid side to the flex side.

These fabricators must also get an in-depth comprehension of exceptionally compact parts including 0201 and also 00105 device packages, package-on-package, and the utilization of fine-pitch ball-grid array or BGA packaged devices.

Additionally, they need to have knowledge of designing boards with fairly tight tolerances in terms of footprint for those kinds of BGA devices, in terms of up-to-date capabilities like laser direct imaging for putting the solder mask on the board. They ought to have laser drills for via drilling with sizes of 5 mils or under mainly because these IoT devices could be so little that a standard drill size of 5 to 8 mils would possibly not be all you need. They may have to go to a 3 mil, which indicates that you will need to have an advanced laser drilling capability indoors.

In the event you are placing via-in-pad, it is a good way to make use of the small real estate that’s available on the rigid-flex board, nonetheless , it produces problems for assembly. If vias are not fully planar or flat in shape, it may be an obstacle through the assembly of those tiny BGA packaged devices. That’s because non-planar surfaces could endanger the integrity of solder joints.

Sometimes via in pads leave bumps in cases where they’re not scoured appropriately after putting the vias and gold finish on top. In case there are bumps, then the solder joints in the assembly for those tiny BGA balls in those IoT devices wouldn’t be an ideal joint. This might create sporadic connections, which might be a bigger issue to address and remedy. It all boils down to which EMS corporation you are using because they’re the ones who will select the fabrication facility to make a triumphant IoT item for you.

PCB Assembly

It’s crucial to take a look at encountered EMS companies that have successfully assembled IoT and wearable PCBs because they have specialized tooling and fixtures readily existing, which are vital for assembly to assure components are placed properly, accurately and the printing is accomplished correctly.

Printing is usually a difficult task for IoT systems. If it’s a rigid-flex board, then there will be a difference between thicknesses of the rigid and flex circuit portions, indicating a special fixture is required to maintain the complete rigid-flex board planar or absolutely flat to permit effective printing to be achieved.

Startups must be well prepared to discover the most suitable manufacturing partners and EMS enterprises. Doing this they can make sure that they have enough experience beforehand to get the multitude of design, fabrication and assembly details effectively performed since they are crucial to a prosperous and prompt IoT product launch.

Qualcomm CES 2016 booth tour: Snapdragon 820, 820A, 802.11ad, 802.11ac, Windows Continuum and more



Qualcomm Snapdragon 820 is shown in a real phone in LeTV Le Max Pro, with Qualcomm saying that they have 80+ design wins for the Snapdragon 820 custom 64bit processor, now to be mass manufactured on Samsung’s 14nm process technology. Qualcomm also shows their Snapdragon 820 Adreno 530 GPU demos showing off high-end graphics, virtual reality and new display technologies, also Qualcomm WSA8815 audio technology for better sound coming out of built-in speakers for the Smartphones and Tablets market. Scanning people in realtime using Project Tango type structured scanner, IR camera. Qualcomm shows IoT technologies, Qualcomm Vive 802.11ac WiFi with multi-user mimo. Microsoft Windows 10 running on ultra-cheap Qualcomm 210, 410, and Windows continuum extending the Windows 10 desktop from the phone through to the external display using USB Type-C. Qualcomm Atheros Multi-Gigabit 60Ghz Wi-Fi 802.11ad included with the Snapdragon 820 LeTV Le Max Pro Smartphone! Matterport 360 degre camera supported by Qualcomm Ventures and other startups demonstrated. Qualcomm launches Qualcomm 820A for the automitive market and the modular system to upgrade the ARM Processor and PCB of the car to make it future proof.

Source

IoT PCB considerations for Startups

Since IoT products are so cutting edge, you would think that getting an IoT printed circuit board (PCB) project off the ground starts by reinventing the wheel and experiencing a lots of technical problem. That may be untrue.
Nevertheless it doesn’t convey IoT startups have a very clear way to fame and fortune. Facing them is a variety of design and manufacturing issues to consider which are completely unique to these small products. These factors to consider must be looked at for the new IoT device to hit your objectives.

On the plus side, it’s necessary for IoT startups to know that the basic foundation for a successful cool product exists. This means that experience and knowledge regarding the design, fabrication and assembly of these types of state-of-the-art products are accessible. Additionally, the most sage advice is for wise IoT product entrepreneurs and innovators to heed the counsel that veteran electronics manufacturing services or EMS providers have to give. These businesses along with their engineering employees have already practiced the job with groundbreaking IoT businesses in Silicon Valley getting into the very first of this coming market.

The PCB of an IoT device is a unique beast than the traditional one, which is much larger and flat. IoT devices, on the flip side, are made up largely of either rigid-flex or flex circuit assemblies, which come with their very own groups of design layout, fabrication and assembly factors to consider and nuances.

Layout

A top thing to consider is to hunt down qualified designers who’ve performed quite a lot of rigid-flex PCB designs. PCB space for an IoT device is limited. So you want the designer to have directly layout practical experience to correctly design critical elements on that modest space.

Simultaneously, virtually all IoT products are not fixed; they receive sizeable movement and rotating. Here, the qualified designer plays an essential role in working out bend ratios and lifecycle iterations as a vital part of a design. Additional critical design layout factors to consider consist of signal trace thickness, number of rigid and flex circuit layers, copper weight and stiffener placement. Stiffeners are used on flex circuits in order to guarantee elements connected to the flex circuit remain closely constantly in place to avoid movement.

One more thing to consider is through-hole component positioning in rigid-flex circuits. What makes that critical? A great deal of IoT units are founded upon surface mount device(SMD) placement. Nevertheless , there may be through-hole elements, which are usually attached to either the rigid portion or the flex part of the board. Through-hole elements are usually used to communicate input/output or I/O signals to the exterior world. Like that, those signals can be displayed by using an LCD or LED monitor. Through-hole component placement is a pretty important account in an IoT system considering that when used on the flex part of the board, appropriate stiffeners need to be designed and put to use for good assembly.

Last of all in the layout category, the high temperature that elements generate is required to be considered. IoT products are increasingly intricate with rigid-flex and flex circuits featuring in excess of 12 – 14 layers. A few products are digital. Nevertheless , ever more analog systems are being utilized in IoT systems. Analog circuitry causes even more heat than digital ones. As a consequence heat expansion and also contraction rate should be evaluated. In tech lingo, that is called the Coefficient of Thermal Expansion or CTE and the correct handling of it.

Fabrication

Selecting the best fabricator is very important and is linked to the EMS partner you’ve picked out. The fabricator you want should have IoT PCB fabrication practical experience. Among critical factors to consider here are making certain tough adhesions in between layers on both rigid and flex circuit sides, bearing in mind all of the crucial calculations and possessing a good know-how about when current transfers from the rigid side to the flex side.

Such fabricators also need to possess an in-depth comprehension of remarkably small parts for example 0201 as well as 00105 device packages, package-on-package, and the use of fine-pitch ball-grid array or BGA packaged devices.

They also need to have experience in designing boards with pretty tight tolerances in terms of footprint for those kinds of BGA devices, in terms of up-to-date capabilities like laser direct imaging for putting the solder mask on the board. They should have laser drills for via drilling with sizes of 5 mils or under mainly because these IoT devices could be so compact that a typical drill size of 5 to 8 mils probably won’t suffice. They could need to go to a 3 mil, which means that you should have an leading-edge laser drilling capability indoors.

In the event you are placing via-in-pad, it is a fantastic way to take advantage of the small real estate that is available on the rigid-flex board, but it produces difficulties for assembly. If vias aren’t entirely planar or flat in shape, it becomes a difficulty all through the assembly of those tiny BGA packaged devices. That is because non-planar surfaces may put at risk the integrity of solder joints.

Sometimes via in pads leave bumps if they’re not cleaned appropriately after adding the vias and gold finish on the top. In the event that there are bumps, then the solder joints in the assembly for those tiny BGA balls in those IoT devices wouldn’t be an excellent joint. It may create intermittent connections, which might be a larger issue to treat and mend. It all boils down to which EMS partner you are using because they’re the ones who will choose the fabrication plant to make a thriving IoT product for you.

PCB Assembly

It’s very important to pay a visit to qualified EMS companies that have efficiently assembled IoT and wearable PCBs because they have unique tooling and fixtures readily obtainable, which are essential for assembly to guarantee components are placed appropriately, accurately and the printing is carried out effectively.

Printing may be a issue for IoT systems. If it’s a rigid-flex board, then there exists a change between thicknesses of the rigid and flex circuit portions, which implies a special fixture is needed to maintain the complete rigid-flex board planar or totally flat to permit effective printing to become reached.

Startups need to be ready to decide on the correct manufacturing partners and EMS corporations. In this way they can ensure that they’ve ample experience in advance to get the multitude of design, fabrication and assembly details correctly performed because they are crucial to a prosperous and prompt IoT product roll-out.

Sample Circuit Board Manufacturing Facility Based in China



We design and manufacture auto insertion machines and SMT equipment, and provide spare parts support .
We provide total solutions for LED lighting and SMT PCB assembly.
We offer worldwide Installation and on site support and factory (machine and lighting assembly) training.

1. Visit our site! : www.smthelp.com
2. Connect with us: https://www.facebook.com/autoinsertion
3. Get to know our team: https://cn.linkedin.com/in/smtsupplier
4. Google:Auto+Insertion
5. Questions? Let’s get in touch. email us at: jasonwu@smthelp.com We design and manufacture SMT equipment in Shenzhen China;

1, LED SMT solutions : one full line (1.2m printer + 20k CPH LED mounter + 6 zone oven) price lower at usd 50K.
http://www.smthelp.com/product/led-smt-machine/

2, Odd form insertion machine:
http://www.smthelp.com/product/s-7000i-odd-form-inserter/

3, Pneumatic stencil cleaner: —No need electronic power, no fire and detonate caused; Simple operation, only Start, Stop and Reset, that is all;, Protecting Environmental, water recycle ;Lower consumption .
http://www.smthelp.com/product/stencil-cleaner-machine/

4, Spare parts support.
See why we are proud to be Southern Machinery .
http://www.smthelp.com/product/pcb-design-guideline/
1, LED Mounter
https://www.youtube.com/channel/UC4Z_P3S6qAYLHnlE-DU2OSA
2, Through hole technilogy
https://www.youtube.com/channel/UC6Pj74wjjEjtp-jneRoSL9Q
3,SMT Machine For PCB Assembly
https://www.youtube.com/channel/UCke0s_OM0eKflD8WmGSLm5A
4,Odd Form Insertion Machine/Feeder
https://www.youtube.com/channel/UCactVXP8IrU3l-vItOODRCA
5,AI SMT spare parts
https://www.youtube.com/channel/UCMuFHjsSuaIXnc3_3yNcwzw
6, Stencil Cleaner Machine Southern Machinery
https://www.youtube.com/channel/UCnMRyXlBFqJZHYuqaZVoK4Q
7,SMT pcb assembly LED
https://www.youtube.com/channel/UClX0iEG2bvJq8yUBEDamgDw

-~-~~-~~~-~~-~-
Please watch: “How to operate Auto Insertion Machine to Assembly PCB by Through hole technology”

Email: info@smthelp.com
-~-~~-~~~-~~-~-

Source

Sample Circuit Board Manufacturing Facility Based in China

12-pwb-pcb-factories-01

Leadsintec Co.,Ltd

Leadsintec Co.,Ltd is an electronic manufacturing service (EMS) supplier based in Shenzhen China since the year 2004. As being an ISO 9001 qualified electronics contract manufacturer, we provide you with a variety of circuit card, component sourcing, circuit card assemblage, box-build, testing services.

Due to the earlier 11+ years abundant expertise of manufacturing, Leadsintec has earned a great name in China and abroad. Our items are mainly used for the Electronics Market , Industrial, Automation, Auto, Agriculture, Defense, Aerospace, Healthcare and Security industries.

Our purpose is to support small , mid-sized customers in cutting down their expense by offering comprehensive services, high-mixed, low and medium volume services. Utilizing our seasoned system managers, procedure professionals, production team members and sourcing specialists, we are now competent to understand fully and get past your requirements.

Leadsintec’s making plants comprise of neat workshops and state-of-the-art high-speed SMT lines. Our chip placement precision can certainly realize +0.1MM on integrated circuit components. This means we’re able to cope with nearly all kinds of integrated circuits, like SO, SOP, SOJ, TSOP, TSSOP, QFP, BGA and U-BGA. What’s more, we’re able to supply 0201 chip placement, through-hole part insertion and ended product production, test and product packaging.

12-pwb-pcb-factories-01

STG

As per : http://china-pcbassembly.com/factory-view-n100-1.html

Turn-key PCB assemblage service vendor

(Backing up private label PCB )

STG is a top rated professional PCB and PCBA producer in China, which supplies OEM/ODM service for world-wide purchasers . With many years of expertise, STG is not simply a manufacturer, but even a skilled professional designer for emerging concepts, new creations according to buyers. Our range of products covers diverse segments, just like electronic products, telecoms, industrial items , auto assemblies, medical equipment and so forth.

Our prime services incorporate electronics and metal casing fabricating, for instance , printed circuit boards PCB Fab, component purchasing, PCB assemblage, plastic/metal house build, die-casting plus tailor-made Fab. With seasoned team members here at STG fully trained, their capabilities will be impressive.

In contact with STG

China Shenzhen Office

TEL: +86-0755-27929725
FAX: +86-0755-27929724
Email: sales@stgpcba.com

Location: Huolibao Building 5F , Technology Park, Nanshan, Shenzhen, 518100, China.
Web-site: www.china-pcbassembly.com

Hong Kong Office

Tel: 852-36458129
Telefax: 852-36458092
Email: marketing@stgpcba.com.
Location: 11/F FRONT BLK,HANG LOK BLDG 130 WING LOK ST,SHEUNG WAN, Hong Kong
Site: www.china-pcbassembly.com

12-pwb-pcb-factories-01

Asia Pacific Circuits – One-stop service for PCB Assy & PCB Fab

In line with : http://apc-pcbassembly.com/about-us-asia-pacific-circuits/

Asia Pacific Circuits Co., Ltd focuses on PCB manufacture and assemblage, incorporating prototype and production PCBs. Here at APC We provide excellent and cost-effective Electronic Contract Manufacturing Services – which include PCB manufacturing, components purchasing and complete PCB assemblage. With up to date production line and technology advances, we accommodate clientele in a wide variety of industries.

We are committed to your full satisfaction. Time to market represents how the company’s time-critical, One-stop manufacture services make it easy for clients to cut the timeframe necessary to develop new merchandise and deliver them to market.

Asia Pacific Circuits plants are ISO9001-2008 eligible, ISO 14001 (Environmental), UL Recognised, TS16949, TSTS13485 credentialed, IPC-A-600 and IPC-A-610 3 compliant. We own a PCB assemblage plant and a PCB manufacturing plant in China Shenzhen. Asia Pacific Circuits business range covers – PCB Prototype, low to medium and high volume PCB manufacture and PCB assemblage services.

Subsequent to APC employees 18 years of continual efforts to form a leading sales network, We built a overall management system, received the ISO9001: 2008 international quality management system certification. We own a highly trained sales, PCB Mfg and PCB assemblage under one place, strengthen the sales operation and manufacturing and testing hardware to assure only the best products are delivered to the shopper .

Get in contact with Us

Asia Pacific Circuits Co., Ltd
Office Tel: +86-755-2758-4025
Office Fax: +86-755-2758-4028
Email: sales@apc-pcbassembly.com
Office Location: No. 55A, Baoan Avenue, Bao’an District, Shenzhen City, 518102, China
Plant Location: Gaoqiao Industrial Park East, Yanlong Avenue, Longgang District, Shenzhen, China

12-pwb-pcb-factories-01

China MOKO Tech Limited

We Present a Wide Selection of PCB Board Alternatives to Match All of Your PCB Requirements.

Moko Tech Limited founded in the year 2001, based in Shenzhen, China. is an expert in printed circuit board manufacture and printed circuit board assembly, based in Shenzhen, Guangdong, China. We are dedicated to producing single-sided , double-sided and multi-layer board, to a maximum of 18 layers. Also, we are able to supply elements sourcing and turnkey printed circuit board assembly service.

With beyond a decade in the realm of printed circuit board prototype and mfg, we’re committed to suiting the requirements of our customers from varied industries with regards to quality level, shipping and delivery, cost-effectiveness and virtually any request(s). As among the most seasoned printed circuit board producers in China, we are confident to be your most excellent business partners .

In Shenzhen, we’re honored as the outstanding provider for a large amount of companies all across the globe. We deliver a variety of services including printed circuit board manufacture and printed circuit board assembly for from sample orders to batch orders.

For printed circuit board assy, taking advantage of 8 high-speed SMT assy lines brought in from Japan Yamaha and Sony, we make our best to suit our consumers’ requirements.

One-stop Service: In addition to PCB Board Fab

Our expanded expertise in electronic boards is not simply tied to printed circuit board manufacture but also includes all of relevant services such as printed circuit board design & layout and printed circuit board assembly. Our professional design pros can help you to realize economical perfection in your multi-layer design or we’re able to design your circuit from nothing: from a fundamental double-sided board to complex rigid-flex PCB applications. In 2012, our branch – Shenzhen Eastwin Trading Limited formed as a way to broaden offshore Market.

We possess our 25,000 square ft. modern manufacturing facility to supply the quality superiority you’re after…

We now have got the ISO9001:2000, ISO14001, UL plus ROHS certificates. At present our printed circuit board volume arrives at 1,000 sqm. per day, and as for printed circuit board assembly can reach 100,000,000 units per 30 days.

We deeply reckon that our excellent service and practical knowledge will totally reach your requires. Reliability and advancement are the energies that drive our great success. We are the most useful solution available for you.

To get more detailed services, more incentives, or no cost trial samples you have to

Contact Us

China MOKO Tech Limited
Telphone: 86-75523573370
Fax: 86-75523573370-808
Inbox: mike@szeastwin.com
Location : 4F,Buidling #2,Guanghui Science Park,Minqing Rd, Longhua Town, Shenzhen City, China
Zipcode: 518109

Source http://mokotechnology.com/about/

Electronic Product Design Competition 2016 – City University of Hong Kong



Students need to design a robot to pick an object and deliver it to the target. There is an obstacle to block one of the track, the robot need to find the only way to the goal by themselves.

The students utilized DesignSpark PCB to complete their PCB layout designs with component sponsorship by RS.

Source

Internet of Things PCB considerations for Startups

Because IoT devices are so new, you would assume that getting an IoT printed circuit board (PCB) project off the ground starts by reinventing the wheel and struggling with a substantial amount of technical headaches. That may be not the case.
Nevertheless it doesn’t convey IoT startups have a apparent method to fame. Facing them is various design and manufacturing issues which are distinctive to these small products. These factors must be thought about for the fresh new IoT product to achieve success.

On the plus side, it’s vital for IoT startups to know that the basic foundation for a successful awesome product does exist. This means that experience and knowhow concerning the design, fabrication and assembly of such superior products are readily available. Also, the most sage advice is for smart IoT product enterprisers and innovators to pay attention to the recommendation that seasoned electronics manufacturing services or EMS vendors provide. These corporations along with their engineering employees have previously practiced the work with revolutionary IoT corporations in Silicon Valley entering into the early stages of this emerging segment.

The PCB of an IoT device is a special beast than the traditional one, which is greatly larger and flat. IoT units, conversely, are comprised largely of either rigid-flex or flex circuit assemblies, which include their very own groups of design layout, fabrication and assembly factors and subtleties.

Layout

A principal consideration is to try to get experienced designers who’ve finished a number of rigid-flex PCB designs. PCB space for an IoT device is limited. So you’d like the designer to have direct layout knowledge to effectively design crucial components on that small space.

Additionally, the majority of IoT gadgets aren’t stationary; they sustain significant movement and twisting. Here, the experienced designer plays a vital role in computing bend ratios and lifecycle iterations as a serious part of a design. Other crucial design layout factors encompass signal trace thickness, number of rigid and flex circuit layers, copper weight and stiffener placement. Stiffeners are used on flex circuits to assure components mounted on the flex circuit continue being snugly in place to prevent movement.

The other factor is through-hole element placement in rigid-flex circuits. How come is that vital? A lot of IoT units are based on surface mount device(SMD) placement. But there may be through-hole components, which are normally designed into either the rigid portion or the flex part of the board. Through-hole components are in general used to communicate input/output or I/O signals to the outer world. That way, those signals can be displayed using an LCD or LED monitor. Through-hole element placement is a key thing to consider in an IoT device as when applied on the flex part of the board, appropriate stiffeners have to be designed and used for excellent assembly.

Finally in the layout category, the high temperature which components generate has to be looked at. IoT gadgets are ever more elaborate with rigid-flex and flex circuits featuring in excess of 12 – 14 layers. Several gadgets are digital. But progressively analog products are being used in IoT products. Analog circuitry makes a great deal more heat than digital ones. As a consequence heat expansion and contraction rate are required to be thought about. In tech lingo, this is actually referred to as the Coefficient of Thermal Expansion or CTE and the proper control over it.

Fabrication

Finding the right fabricator is important and is linked to the EMS partner you have picked. The fabricator you want needs to have IoT PCB fabrication experience. Among crucial factors here are making certain sturdy adhesions in between layers on both rigid and flex circuit sides, knowing all the essential calculations and getting an excellent knowledge of when current moves from the rigid side to the flex side.

These fabricators also must get an in-depth comprehension of exceptionally small components including 0201 and also 00105 device packages, package-on-package, and the utilization of fine-pitch ball-grid array or BGA packaged devices.

And also they should have experience of designing boards with pretty tight tolerances in terms of footprint for those kinds of BGA devices, in terms of up-to-date capabilities like laser direct imaging for putting the solder mask on the board. They ought to have laser drills for via drilling with sizes of 5 mils or under mainly because these IoT devices could be so modest that a typical drill size of 5 to 8 mils might not be all you need. They could need to go to a 3 mil, meaning that you must have an leading-edge laser drilling capability indoors.

In the event you’re placing via-in-pad, it’s really a good way to utilize the small land that is available on the rigid-flex board, however , it poses trouble for assembly. If vias aren’t completely planar or flat in shape, it becomes hard all through the assembly of those tiny BGA packaged devices. The reason is non-planar surfaces can threaten the integrity of solder joints.

Oftentimes via in pads leave bumps if they’re not cleaned properly after adding the vias and gold finish at the top. If there are bumps, then the solder joints in the assembly for those tiny BGA balls in those IoT devices wouldn’t be a perfect joint. It might create irregular connections, which might be a larger issue to deal with and fix. It all boils down to which EMS partner you’re working with because they’re the ones who will decide on the fabrication house to make a triumphant IoT product for you.

PCB Assembly

It’s very important to go to experienced EMS companies that have successfully assembled IoT and wearable PCBs as they have special tooling and fixtures already obtainable, which are needed for assembly in order to guarantee components are placed perfectly, precisely and the printing is performed perfectly.

Printing could be a challenge for IoT products. If it’s a rigid-flex board, then you can find a change between thicknesses of the rigid and flex circuit portions, indicating a special fixture is required to maintain the complete rigid-flex board planar or completely flat to allow for effective printing to become reached.

Startups need to be ready to select the proper manufacturing partners and EMS businesses. Doing this they can confirm they have enough experience before hand to get the multitude of design, fabrication and assembly details efficiently performed as they are key to a prosperous and on-time IoT product release.

Contactless payment using smart wearables



www.infineon.com/wearable-devices

Presenting Infineon’s breakthrough Boosted NFC Secure Element in innovative smart wearable devices.
Infineon’s Boosted NFC Secure Element is an all-in-one solution for secure NFC payments. Combining ultra-low power consumption and an ultra-small PCB footprint with extraordinary contactless performance, it is the perfect fit for today’s smart wearable devices.

Source

IoT PCB things to consider for Startups

Given that IoT appliances are so cutting edge, you would assume that getting an IoT printed circuit board (PCB) project off the ground starts by reinventing the wheel and suffering from a wide range of technical trouble. That is most certainly untrue.
Nevertheless it doesn’t indicate that IoT startups have a straightforward approach to fame and fortune. Facing them is a lot of design and manufacturing issues which are completely unique to these small products. These considerations should be thought of for the new IoT device to be successful.

On the plus side, it’s essential for IoT startups to find out that the foundation for a successful cool product exists. What this means is experience and knowledge regarding the design, fabrication and assembly of these complex products are accessible. Additionally, the best advice is for heady IoT product entrepreneurs and forerunners to heed the counsel that knowledgeable electronics manufacturing services or EMS providers offer. These corporations and also their engineering team members already have undertaken this work with revolutionary IoT companies in Silicon Valley participating in the very first of this rising market.

The PCB of an IoT unit is a distinct beast than the traditional one, which is substantially larger and flat. IoT units, on the other hand, consist mainly of either rigid-flex or flex circuit assemblies, which include their very own categories of design layout, fabrication and assembly considerations and detailed aspects.

Layout

A primary factor is to hunt down professional designers who’ve finished loads of rigid-flex PCB designs. PCB space for an IoT unit is tight. So you want the designer to have directly layout practical experience to successfully design vital elements on that small space.

On top of that, almost all IoT systems are not fixed; they sustain extensive movement and turning. Here, the professional designer plays an essential role in working out bend ratios and lifecycle iterations as a serious part of a design. Additional vital design layout considerations include signal trace thickness, number of rigid and flex circuit layers, copper weight and stiffener placement. Stiffeners are employed on flex circuits to make sure that elements connected to the flex circuit continue being tightly in place to stop movement.

An extra concern is through-hole element placement in rigid-flex circuits. Why’s that key? Most IoT devices are founded on surface mount device(SMD) placement. Nevertheless , there could be through-hole elements, which are typically attached to either the rigid portion or the flex part of the board. Through-hole elements are normally used to connect input/output or I/O signals to the outer world. That way, those signals can show up employing an LCD or LED monitor. Through-hole element placement is a critical concern in an IoT device because when applied on the flex part of the board, appropriate stiffeners have to be designed and applied for ideal assembly.

Eventually in the layout category, the heat which elements generate ought to be taken into consideration. IoT systems are starting to be sophisticated with rigid-flex and flex circuits featuring as many as 12 – 14 layers. A few systems are digital. Nevertheless , more and more analog systems are being exercised in IoT systems. Analog circuitry delivers a great deal more heat than digital ones. It implies heat expansion and also contraction rate has to be considered. In tech lingo, that is termed as the Coefficient of Thermal Expansion or CTE and the effective handling of it.

Manufacturing

Choosing the right fabricator is essential and is linked to the EMS enterprise you have decided on. The fabricator you’re looking for has to have IoT PCB fabrication practical experience. Amongst vital considerations here are ensuring solid adhesions between layers on both rigid and flex circuit sides, realizing all of the crucial calculations and getting a strong comprehension of when current moves from the rigid side to the flex side.

Such fabricators also need to have an in-depth comprehension of very small parts like 0201 and also 00105 device packages, package-on-package, and the utilization of fine-pitch ball-grid array or BGA packaged devices.

Additionally they must have experience in designing boards with truly tight tolerances in terms of footprint for those types of BGA devices, in terms of up-to-date capabilities like laser direct imaging for putting the solder mask on the board. They need to have laser drills for via drilling with sizes of 5 mils or under mainly because these IoT products could be so compact that a typical drill size of 5 to 8 mils may not be sufficient. They could need to go to a 3 mil, meaning you should get an leading-edge laser drilling capability on-site.

In cases where you’re placing via-in-pad, it’s a good way to make use of the small space that’s available on the rigid-flex board, but it poses problems for assembly. If vias are not completely planar or flat in shape, it may be an issue over the assembly of those tiny BGA packaged devices. That’s because non-planar surfaces may put in danger the integrity of solder joints.

At times via in pads leave bumps if they’re not scrubbed thoroughly after installing the vias and gold finish on top. In the event there are bumps, then the solder joints in the assembly for those tiny BGA balls in those IoT devices wouldn’t be a great joint. It may create intermittent connections, which can be a larger issue to cope with and improve. It all boils down to which EMS enterprise you’re choosing because they’re the ones who will find the fabrication house to make a profitable IoT device for you.

PCB Assembly

It’s vital to pay a visit to professional EMS companies that have correctly assembled IoT and wearable PCBs as they have specialized tooling and fixtures already available, which are needed for assembly to make sure that components are placed properly, exactly and the printing is performed appropriately.

Printing is usually a obstacle for IoT systems. If it’s a rigid-flex board, then you will find there’s a difference between thicknesses of the rigid and flex circuit portions, signifying a special fixture is required to retain the complete rigid-flex board planar or completely flat to make effective printing to become carried out.

Startups really should be well prepared to discover the suitable manufacturing partners and EMS corporations. By doing this they can be certain they have enough experience in advance to get the multitude of design, fabrication and assembly details effectively performed as they are key to a successful and on time IoT product roll-out.

Circuit Board and Wholesale Fitness Band Exporter Located In Shenzhen

Circuit Board and Wholesale Fitness Band Exporter Located In Shenzhen

MOKOSmart Technologies Ltd

Founded in 2003, MOKOSmart is a qualified professional vendor of Private-brand Smart Wifi Plug and Printed Circuit Board. We is devoted to EMS (electronics manufacturing support) for roughly 15-year which include Printed Circuit Board Design & Layout, Circuit Board Fabrication, Electronic Circuit Board Assembly, PCBA Prototype, PCBA Test, Electronic Component Finding and Producing for kinds of smart electronic production including, iBeacons, etc.

Circuit Board Design & Layout
You show us a schematic, we offer you a circuit board, even you give us a thought, we make it become a reality. MOKOSmart has an experienced specialist team to design your PCB solutions irrespective of whether it is big or small. With top notch software and specialist knowledge by the standard of industrial first-rate level, we are on the odometer to one of the most suitable Circuit Board companies.

PCB Board Fabrication (Electronic Circuit Board FAB)
As being a qualified professional Circuit Card maker in China started in 2003, until now we have produced a lot of Electronic Circuit Boards consisting of FR4, FR1, CEM1, FPC, Metal Core PCB Board and Rogers Circuit Board, etcetera. With the benefit of material and component sourcing channels, we have the ability of fast PCB sample –48 hours after order confirmation.

MOKOSmart Limited gives you one-stop Printed Circuit Board assembly services for electronics manufacturing, from components sourcing, PCB production, SMT, DIP, Circuit Board assembly to finished product assembly. With the superiority of huge-scale purchasing (of IC, resistances, capacitance, inductance, diode and audion, etc.) and quality-first sense, we contract with the exceptional component suppliers from China and aboard to generate long-term relationship, this makes sure original quality and constant supply, aiming at transmitting the benefit to our clients. We have been working with the customers from United states of america, Germany, Russia, Israel, Iran, India, Mexico, Argentina, Colombia, etcetera.

SMT Processing Line
We’ve got 8 SMT Lines and 3 DIP Lines to implement Circuit Card assembly. The accuracy and precision of chip replacement is up to +0.1MM, revealing we have specialist skills in manufacturing heaps of different printed integrated circuit boards which include SO, SOP, SOJ, TSOP, TSSOP, QFP, BGA and U-BGA with surface-mount technology (SMT), thru-hole technology (THT) and combined tech chips.

DIP Assembly Production Line
MOKOSmart has 3 DIP processing lines, qualified working platforms and carriers, which ensures a yield of 1,500,000 pieces on a daily basis. For every process, technical and standard operation procedures are made to follow, with strict KPI, this makes sure of 99.8% of pass for each and every PCBA. Bring down our defects, result in more value for customers.

With ISO9001, SGS, CE, FCC, ROHS, UL and MSDS certified, we are presenting complete PCB Assembly services for some known OEM customers who look closely at marketing and advertising and designing in the industries of consumer electronics, security control, industrial automation, medical & well being, counter gadgets et cetera, in addition, also making varieties of modules such as tracker wristbands, WiFi / nRF51822 Bluetooth LE modules, smart plugs and Bluetooth beacons.

100Pct total satisfaction is our motive to create for our customers and partners, which is assisting us establish win-win business model and grow with our clients. With your assistance, we’ll be one of the most suitable Chinese PCB & PCB Assembly vendors.

Connect with Us

Contact page form: https://www.mokosmart.com/
Location: 4F, Building No.2, Guanghui Science Park, MinQing Road, Longhua Dist., Shenzhen City, China Zipcode: 518109
Factory Location: Building #1 3F, Shenlan Industrial Park, No.240 Fuqian RD, Guanlan, Longhua District, Shenzhen, 518110

 

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