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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1025858/faq-bq25890-why-does-ichg-reduce-when-reaching-the-maximum-duty-cycle-for-the-bq25890-bq25890h-bq25892-bq25895-bq25895m-bq25896-bq25898-bq25898d-bq24190-bq24192-bq24195-bq24195l-bq24196-bq24295-bq24296-bq24296m-bq24259
充电器基本上是一个降压 DC-DC (降压)转换器。 它要求输入电压高于输出电压、并为正常运行留出一定的余量。
希望这对您有所帮助。
此致、
Wyatt Keller
