Boost converter switches seamlessly between battery and USB power - EE Times
USB Power Switch - PiShop.ca
USB Electronic Power Switch | Hobbylad's blog
microcontroller - USB / Battery Switchover Circuit - Electrical Engineering Stack Exchange
NX5P3001_Typical Application Diseños de referencia | Power Switch | Arrow.com
power supply - USB and coin cell battery switching - Electrical Engineering Stack Exchange
Boost Converter Switches Between Battery and USB Power
USB Power Booster
On/Off Switch for a USB-Powered Device : 4 Steps - Instructables
usb device - switch between battery and usb power no microcontroller circuit - Electrical Engineering Stack Exchange
DC Power source switching methods - Power Electronic Tips
Make an USB power supply with backup battery - disk91.com - the IoT blogdisk91.com – the IoT blog
Switch ICs: Introduction | Nisshinbo Micro Devices
USB Power Injector For External Hard Drives circuit diagram and instructions
Automatic Battery/External Power supply switch circuit | Electronics Forums
batteries - Switching between USB power and single alkaline battery - Electrical Engineering Stack Exchange
Control a USB Power Supply with an Arduino
Make the Power Circuit | Raspberry Pi Selfie Bot | Adafruit Learning System
Automatic USB Controlled Power Switch | Full Project Available
Automatic USB Controlled Power Switch | Full Project Available
On/Off Switch for a USB-Powered Device : 4 Steps - Instructables
Thingy power supply
Power distribution switch for USB applications - EDN
usb device - switch between battery and usb power no microcontroller circuit - Electrical Engineering Stack Exchange
