The advantage of pcba to contract labor and materials
1. PCBA processing refers to PCB bare board after SMT patch, DIP plug-in welding, post-welding, clea...
Professional PCB manufacturing and assembly
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Explain the core technology of SMT placing machine
Key points of solder paste printing technology: 1, the Angle of the printing press scraper and steel...
How to choose PCBA manufacturer
1, PCBA processing equipment, 2, PCBA processing plant environment, 3, PCBA processing technical ser...
Reasons and solutions for PCBA welding spot pulling
PCBA processing and welding process is mainly divided into three parts: one is SMT reflow welding, t...
PCB circuit board design and wiring principles
How to improve SMT SMT processing efficiency: first, advance work preparation, second, ensure the SM...
Why is it difficult to tin QFN side in SMT patch processing?
Analysis of the causes of holes (bubbles) in solder joints in PCBA patch processing: 1, the influenc...
The type and design standard analysis of solder pad in PCB design
The spacing and size of conductive rubber keys shall be consistent with the actual size of conductiv...
Talk about ground suppression and interference in PCB design
The larger the number of turns of common mode choke, the larger the parasitic capacitance and the wo...
In 2020, the output value of the global printed circuit board will reach $66.1 billion
Local collision occurs in PCB process, and the copper wire is separated from the substrate by extern...
PCB copper coating should pay attention to those problems? How to choose solid copper and grid copper?
the copper coating on PCB, if the grounding problem is handled well, is certainly "more advanta...
Calculation of characteristic impedance
Poor weldability of circuit board holes will produce virtual welding defects, affect the parameters ...
In multilayer circuit boards
the production of controllable impedance boards is becoming more and more important.
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