Some controversial rules of thumb for PCB wiring that electronics engineers must know
Common rules of thumb, vertical wiring, heat dissipation hole, right Angle wiring, "3W" rule, "20H" rule are used in PCB wiring.
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Try to solve the noise problem from the PCB layout and wiring
All switching power supplies on the circuit board have the same components and similar current path sensitivity.
PCBA processing line in the anti-static facilities
SMT patch proofing and mounting on the space the size of the pinky finger means higher reliability and mounting accuracy, and two great progress can be summarized: first, the number of chip welding pins is reduced, and second, the welding volume is smalle
What do you know about the welding skills of double-sided PCB?
The wide application of double-sided circuit board has promoted the manufacture of printed circuit board to light, thin, short and small development.
The new trend of PCB technology development
PCB manufacturing is the transformation of a circuit board design into a physical PCB that complies with the design specification. Outsourcing is usually done by a contract manufacturer (CM) who strictly follows the specifications provided by the designer
Why does PCBA circuit board need to spray three anti - paint?
Three anti-paint, also known as PCBA electronic circuit board protective oil, the use of three anti-paint PCBA circuit board with waterproof, moisture, dust "three", cold and heat shock resistance, aging resistance, radiation resistance, salt sp...
PCB board single panel, double panel, multi - layer board meaning
In the use of solder paste is to pay attention to the following requirements: 1. After the solder paste is purchased, write the number for each can of solder paste. 2, in the form of sealed storage in the constant temperature and humidity of the refrigera
Nine common component packaging technologies in PCBA processing
The quality of component package will directly affect the performance of chip itself and PCB design and manufacture connected with it.
PCBA processing plant production efficiency increase 10 magic weapon
By shortening construction time and compressing work-in-process retention.Difficulty is the ladder of success, the success of the process is reasonable, reasonable, reasonable.
How do electronic engineers place PCB components?
The fact that there are few restrictions on where components can be placed and no "infallible" rules doesn't mean you can do whatever you want.
PCBA electronic engineer notice 10 kinds of free easy to use circuit design software!
Engineering software and online resources tend to be expensive, but can be very beneficial for professionals, students, and hobbyists.
Is there poison in the soldering iron solder in PCBA processing?
Normally speaking, if the protection and raw material procurement in accordance with national standards, solder will not cause significant harm. Now it's basically lead-free products.
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