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PRECHARGE

STDPRECHARGE

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Creation time:2025-11-26 08:36:35Update time:2025-11-27 01:13:11

Description

A precharge circuit is used in power electronics (motor controllers, inverters, EVs, battery systems) to gradually charge the DC-link capacitor when power is first applied.
This prevents inrush current, protects components, and ensures safe startup.

 

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