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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1199484/tps56c215-vreg5
你(们)好
如果 TPS56C215上的 VIN=5V、VREG5引脚如何产生4.7V 电压？
您好、Gareth、
VREG5是内部4.7V LDO 的输出。
即使输入电压为4.71V、它也能支持4.7V 电压。
如果 Vin 低于4.7V、VREG5将随 Vin 减小、直到 UVLO 阈值。
Athos
您好、Athos
明白了，谢谢
