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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/662560/tps61221-tps61221-drawing-large-current-while-not-connecting-to-any-load
你(们)好。
根据数据表、我为 TPS61221设计了一个 PCB 板。
它在输出电压上成功发送3.3V 电压。
电路如下所示。
但是、我发现输出端没有负载。 I IN (输入电流)约为6mA。
它与数据表不匹配。 在本例中、
大约为10uA。
请任何人告诉我原因。
此致
