Knowledge

Why doesn't capacitor voltage and inductor current allow sudden changes?

We all know that capacitor voltages cannot change abruptly and inductor currents cannot change abruptly, what is the theoretical basis for this?   Take an example of an RC f...

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How to plan a schematic design review?

First of all, we must clarify the purpose of the schematic review: to identify problems in advance and improve the product design.

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64 skills about switching power supply design (2)

31. A recent chip capacitor price coping tips, chip capacitors are reserved for a plug-in position, or 104 are changed to 224P, which is relatively cheaper.   32. Circuit debugging, output circ...

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64 skills about switching power supply design (1)

1. Transformer drawings, PCB, schematic diagrams of the three transformer fly-by-wire bit number need to be one.   Reason: Safety certification requirements   This is a fault that many...

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Understanding of DC-DC buck bootstrap circuit

In the peripheral circuit design of DC-DC BUCK chips, we usually add capacitors or a combination of capacitors + resistors between the BOOT and SW pins, this piece of circuit is called bootstrap circu...

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How to make hardware reliability and improvement

In general, the system is always composed of multiple subsystems, which in turn are composed of smaller subsystems, until the subsystems are subdivided into a complex combination of resistors, capacit...

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