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Common mistakes in PCB layout design
1. Common mistakes in schematics:
(1) The ERC report that the pin without access signal:
a. I/O attributes are defined for the pins when the package is created;
b. The inconsistent grid attribute is modified when the component is created or placed, an
2018-11-26
News
How to design a stackup for 4 layers PCB ?
When we are going to make a multilayer PCB, we need to consider the stackup design of the PCB. We should try to choose a stackup design that meets the requirements of use but can save costs if the PCB without special requirements of dielectric withstand v
2018-11-22
News
LED will bring new markets to the PCB industry in China and even the world
We have always stressed the adjustment of product structure, LED energy-saving characteristics, will inevitably become a very important industry in China and even the world. LED lighting has a wide range of uses and a huge market, which will not only have
2018-11-16
News
What are the commonly used software for PCB design ?
The design of the printed circuit board(PCB) is based on the circuit schematic diagram to achieve the functions required by the circuit designer. The design of PCB mainly refers to layout design, which needs to consider the layout of external connections,
2018-11-09
News
How China PCB manufacturer control the dielectric thickness and tolerances for laminates?
Shenzhen Vip Circuit Co.,Ltd. will control the thickness and tolerances for laminates according to the IPC 4101 Class B/L column which in the following picture if the customer does not specify the requirements for us. Among them, the requirements of Class
2018-11-06
News
Do you know how Chinese PCB manufacturers control the finished copper thickness of the PCB?
The China PCB manufacturers include Shenzhen Vip Circuit Co,. Ltd. are follow the IPC-A-600G which is the acceptance standard for printed circuit board to control the PCB finished copper thickness. IPC-A-600G devide into 3 class namely class 1, class 2, c
2018-11-05
News
IPC-6012B-Qualification and Performance Specification for Rigid PCB
IPC-6012 is the qualification and performance specification for rigid PCB.Please refer to the following informations for more detail about the PCB qualification and performance specification from IPC 6010 series:
● IPC-6012 RIGID PCB
● IPC-6013 FLEX P
2018-10-31
News
What is the difference among hard gold/soft gold/gold plating/immersion gold/flash gold on PCB?
2018-10-29
News
IPC-A-600G printed circuit board(PCB) acceptance standard
IPC-A-600G is the acceptance standard for printed circuit board(PCB), it describes the preferred, acceptable, and non-conforming conditions that are either externally or internally observable on printed circuit boards. It represents the visual interpretat
2018-10-29
News
Do you know the datasheet of SYTECH S1000-2 PCB material ?
Characteristic of SYTECH S1000-2 FR4 PCB material:
1 Lead-free compatible FR-4.0 laminate
2 Tg 170℃（DSC）,UV Blocking/AOI compatible
3 High heat resistance
4 Low Z-axis CTE
5 Excellent through-hole reliability
6 Excellent Anti-CAF performance
7 Low
2018-10-26
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