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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1319828/tps51220a-vreg3
引脚22 VREG3。 此3.3V 输出可用于系统 MCU 电源。
宇声最大值
可以。 根据数据表(第22页)的3.3V、10mA LDO (VREG3)部分、VREG3可以用作"常开3.3V 电源" 、其电流限制可能低至10mA、因此需要仔细考虑该电源上的负载。
