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10
Jul, 2020
What Problems Often Occur In The Use Of PCB
The following problems often occur in the use of PCB: degreasing, micro-etching, activation, contamination of the chemical copper cylinder liquid, separation of the hole copper from the hole wall, ...
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29
Jun, 2020
Introduction household electrical appliances circuit boards
TECOO is one of R & D manufacturing household appliances circuit board manufacturers and suppliers in China.
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18
Jun, 2020
There are generally three reasons for copper laying in PCB: 1.EMC 2.PCB process requirements 3.Signal integrity requirements
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16
Jun, 2020
PCB Board Color To Judge The Quality Of PCB Board
First, as a printed circuit board, PCB mainly provides interconnection between electronic components. There is no direct relationship between color and performance, and it will not affect electrica...
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13
Jun, 2020
How To Solve The Problem Of PCBA Processing Welding Porosity
6 methods to solve the problem of PCBA processing welding porosity: baking, control of solder paste, humidity control in the workshop, setting a reasonable furnace temperature curve, flux spraying ...
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12
Jun, 2020
Importance Of Cleaning Of Printed Circuit Components After Soldering
The cleaning of PCBA is very important. "Cleaning" is an important process, which is directly related to the quality of circuit board and is indispensable.
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11
Jun, 2020
Processing And Precautions Of PCBA
The PCBA processing process involves many links. To produce a good product, the quality of each link must be controlled. General PCBA consists of: PCB circuit board manufacturing, procurement and i...
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10
Jun, 2020
Four Points To Be Noted In PCBA Patch Processing
Four points to be noted in PCBA patch processing: SMT patch assembly, DIP plug-in after welding, test and program burning, and test and program burning.
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09
Jun, 2020
PCB Design Power Ground Plane Overlap Rule
Wiring is an important part of PCB design, and it is also the largest and most time-consuming part of the entire PCB design. When conducting PCB layout work, engineers need to follow some basic rul...
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08
Jun, 2020
Common PCB Circuit Diagrams Mainly Include Four Types
Common PCB circuit diagrams mainly include four types: schematic diagram, block diagram, assembly diagram and printed board diagram. And schematic diagrams are the most commonly used and most impor...
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07
Jun, 2020
Are You Clear About FPC Circuit Board Impedance
FPC circuit board impedance includes characteristic impedance, differential impedance, odd mode impedance, even mode impedance and common mode impedance.
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06
Jun, 2020
What Are The Principles Of FPC Proofing
FPC proofing is based on the principle of high-quality substrate and material selection, and graphics optimization and performance improvement.