![usb device - switch between battery and usb power no microcontroller circuit - Electrical Engineering Stack Exchange usb device - switch between battery and usb power no microcontroller circuit - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/iLyQB.png)
usb device - switch between battery and usb power no microcontroller circuit - Electrical Engineering Stack Exchange
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TPS2021D Texas Instruments | Texas Instruments TPS2021DHigh Side, USB Power Power Switch IC 8-Pin, SOIC | 162-7135 | RS Components
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Lm3525m-h Ic Usb Power Switch 8-soic Lm3525m 3525 Lm3525 3525m Lm352 3525m - Integrated Circuits - AliExpress
![Highly Integrated USB Power Manager with Li-Ion Charger and Three Step-Down Switching Regulators in 4mm × 4mm QFN | Analog Devices Highly Integrated USB Power Manager with Li-Ion Charger and Three Step-Down Switching Regulators in 4mm × 4mm QFN | Analog Devices](https://www.analog.com/-/media/analog/en/landing-pages/technical-articles/highly-integrated-usb-power-manager-liion-charger-3step-down-switching-regulators/figure-1.jpg?w=900&la=en&imgver=1)