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?
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