由于中秋节假期,帖子审批以及工程师回复将会有所延迟,敬请谅解。

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求低静态功耗24V转5V电源芯片

Other Parts Discussed in Thread: LM22675, TPS62050, LM43601

不太清楚芯片资料里的电源效率是在什么情况下测试到的。我测试LM22675芯片,没有任何负载的情况下测得24V侧电流3.60mA,这个情况正常?  带单片机等负载时21.95mA。现在想设计一款电池供电的无线设备,整体功耗设计在50mW以下,有没有合适的电源芯片?