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The IMC Layer

2018-08-20

Generally speaking, a good PCBA solder is formed, and the most vulnerable part of the solder bonding force is the IMC (Inter-Metallic Compound) layer. The IMC layer is a metal compound, and the IMC is more indispensable for good soldering. Shenzhen Grande

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Eight Things Need to Consider Before Mass-Producing PCB

2018-08-20

The production process is actually putting a bunch of components on the board. It sounds very simple, but there are still many intermediate variables. Through some confirmation processes, the error rate can be reduced a lot!

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How to Find the Failure Point?

2018-08-18

After the reliability test of Turn-key Assembly , the component high resistance value is abnormal. The computer simulates the element on the plate stress, which match normal but cannot pass practical measure of the PCBA. Is the element and the plate ma

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The Biggest Killer of BGA Solder Rupture [Stress ]

2018-08-18

If you want to solve the problem of BGA Solder cracking thoroughly, you have to understand "where does stress come from?"

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Bonding Force Between Copper Foil Pad and PCB Board

2018-08-17

Nowadays, PCB process has used CCL (copper clad laminate, copper foil substrates as standard materials. And each CCL factory will specify the peeling strength of its CCL copper foil in the product specifications it provides to its customers. From these sp

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PCB Thickness Standard

2018-08-17

According to the thickness of GB/T 4722 / PCB, there are the following series:

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How to Realize Golden word in PCB Design?

2018-08-16

In general, PCB Design, the text/ line on the PCB is only placed on the silkscreen layer, whether in front or back. It is also possible to put it in solder mask. On the solder mask, text will show a more sharp, clear and golden color.

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Specification of Common IC Parts

2018-08-16

PCB Assembly, IC Components are mainly divided into two types: DIP and SMD. The IC SMD (surface mount device) surface mount components.

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How Do PCB Layout Designs Generate BOM?

2018-08-16

How do PCB layout designs generate BOM tables? Shenzhen Grande PCB design department to explain the next PCB layout design BOM table method. BOM (bill of material) file.BOM file can be produced in PCB editor as a table describing the parts (including IC,

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Introduction to AD PCB Design (Figure 3-Setting Schematic Options _ Drawing Circ

2018-08-14

The first thing of the AD PCB design is to set the appropriate documentation options before drawing the schematic.

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