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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1023435/faq-bq25792-what-is-the-expected-output-voltage-and-how-much-dc-resistive-load-can-the-sdrv-pin-provide
BQ25792 SDRV 引脚输出上升至比 BATP 引脚感测到的电压高出大约5V。 SDRV 引脚电荷泵输出仅用于为容性负载充电、例如在 FET 的栅极上。 它无法驱动直流电阻负载。
