Xing DA Electric Technology Co.,Ltd



Led Display Power Bank PCB PCBA
Led Display Power Bank PCB PCBA

Led Display Power Bank PCB PCBA

As a result of the wide application of mobile devices, the power bank is more and more popular, which promotes the development of the PCBA assembly industry. Because of the power bank requires charging in time,charging fast, that requirement of PCBA circuit board are very high. Xinda company specially studies the charging circuit, protection circuit and management circuit,boost circuit and function extension circuit. So we can offer you a comprehensive,high-quality power bank PCBA assembly.

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  • Product Details

Power bank PCBA assembly technical parameters:



Layer count

1-16 layers


fr4,Tg=135,150,170,180,210,cem-3,cem-1,al base,teflon,rogers,nelco

Copper thickness


Board thickness


Max. panel size


Min.line width/space

3/3 mil(75/75um)

Min. innerlayer annular ring

4 mil(0.10mm)

Min. core thickness

4 mil(0.10mm)

Surface treating of innerlayer

brown oxide

Innerlayer ragistration

3 mil(76um)

Tolerance of board thickness

+/- 12-10 %

Min. drill size

8 mil(0.2mm)

Min. HDI laser drill size

3 mil(0.067mm)

Tolerance of hole size

2 mil(0.05mm)

Tolerance of hole position

2 mil(0.05mm)

Max. aspect ratio


PTH copper thickness

1 mil(25 um)

Solder mask color



Power bank PCBA assembly application:

Due to xinda power bank PCBA mounting has wide range, so we can totally meet the current market common mobile devices: mobile phones, MP3,MP3,MP4,PDA,PSP, Bluetooth headset, digital cameras and other digital products.


Power bank PCBA assembly advantage:

1. Technique advantage

We have wave soldering machines, SMT machines and other the most advanced machine to ensure production’s efficiency and high-quality.

2. Experience advantage

Our company have more than 10 years’r experience in PCB&PCB Assembly. We cooperate with many abroad company. Our market is mainly in Russia, the USA, the Europe, Brazil and Spain and so on.

3. Brand advantage

Our company has established brand and qualification certification. We attahed great importance to produce quality and company reputation.

4. After-sale service

Any problem, you can contact us 24 hours everyday. We can deal with the customers’ feedback information immediately and listen to customers’ suggestions.


Power bank PCBA assembly service:

PCB Fabrication

Components sourcing and purchasing

IQC Inspection

PCBA, PCB Board assembly: SMT & PTH & BGA

100%Test: AOI, In-Circuit Test (ICT), Functional Test (FCT)Standard Custom clearance for material importing and product exporting



1. How long can I get the price?

Usually we quote for your PCB project within 24 hours and PCBA project within 2-3 working days. If you are very urgent to get the price,please call us or tell us by email, Skype or Whatsapp.

2. What do you need to quote for me?

Gerber file (protel, power pcb, PADs file) or schematic is needed for PCB production.

Gerber file, Bom, designator are needed for PCBA production and components purchase.

3. Is my information safe?

Sure. We are professional manufacturer. We keep the customer information confidential. Without the customer’s permission, we never leak information absolutely.

4.Can you offer the best price for us?

  Yes,we are specialized PCB manufacturer directly,we can offer lower price than any trading company.

Hot Tags: led display power bank pcb pcba, China, manufacturers, suppliers, factory, customized, OEM, ODM
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