PCB Knowledge

//PCB Knowledge
24 10, 2018

How to gurrantee the Electronic products quality ?

2020-03-27T05:49:14+00:00PCB & assembly News, PCB Knowledge|

As the Electronic products are changing very fast ,and Every day there will have New electronic products will be developed and invented in any minutes ,  and  Almost all the Electronic products will need to be updated in every year and every month.which means PCB Assembly demand & PCB And Assembly marketing will never [...]

24 10, 2018

Shenzhen Kingford Custom Printed Circuit Board Assembly Manufacturer

2019-12-25T09:43:21+00:00PCB Knowledge|

Shenzhen Kingford Custom Printed Circuit Board Assembly Manufacturer   PCB Assembly and PCBA Assembly & Printed Circuit Board Assembly We produce PCBs for our customers working in frequency ranges from LED products to communication equipment and in industries as diverse as medical devices through to automotive, aerospace and Bluetooth -Related products:  -Our advantage quality:   IPC-600G [...]

3 01, 2018

How to prevent PCB board warping?

2018-08-07T04:08:19+00:00Company News, PCB Knowledge|

Warping circuit boards can cause misalignment of the components. When the circuit board is bent at SMT or THT, the components and pins are not full, which will bring a lot of difficulties to assembly and installation work.   IPC-6012, SMB - SMT boards have a maximum warp or twist of 0.75% and other [...]

19 12, 2017

What is Ceramic PCB Board/Substrate?

2018-08-07T04:08:20+00:00PCB Knowledge|

Ceramic substrate refers to the copper foil at high temperature directly bonded to the alumina (Al2O3) or aluminum nitride (AlN) ceramic substrate surface (single-sided or double-sided) on the special Process board. Made of ultra-thin composite substrate with excellent electrical insulation properties, high thermal conductivity, excellent soft soldering and high adhesion strength, and can be [...]

5 12, 2017

PCB copy board

2018-08-07T04:08:20+00:00PCB Knowledge|

PCB copy board is also often referred to as circuit board copy board, PCB cloning, circuit board cloning, PCB reverse design, etc., it refers to the existing electronic products in kind under the premise of using various reverse research methods to reverse the product PCB Documents, circuit schematics and a full set of technical [...]

27 12, 2012

Common Query

2018-08-07T04:08:28+00:00News & Resource, PCB & assembly News, PCB Knowledge|

Ⅰ.Board thickness 1. Lay-up/stack-up 2. Mismatch between the lay-up and board thickness 3. Relax board thickness tolerance. Ⅱ.Carbon ink Ⅲ Cu thickness & Pad 1. Add Cu clearance for NPTH or consider 2nd-drill 2. Add dummy pattern 3. Copper close to board edge 4. Copper extending to unit edge 5. Delete NPTH pad 6. Distance [...]