Programmable Industrial 4-port USB Switch for USB-C | Acroname
Powerbank keep-alive to power low current 5V devices | Audio Science Review (ASR) Forum
Power Bank Keep-Alive based on 555 Timer (SMD) from Colin Hickey on Tindie
yet another) Power Bank Stay-On Circuit
Power Bank Keep-Alive based on 555 Timer - Eplop Electronics
USBの波形を測定!D+とD-をロジックアナライザで解析してみた
Network KeepAlive - Apps on Google Play
Power Bank Keep-Alive based on 555 Timer - Eplop Electronics
Programmable Industrial 4-port USB Switch for USB-C | Acroname
Power Bank "Keep-Alive" - Hackster.io
Sotabeams USB battery pack keep-alive load | Battery Pack Load | Ham Radio Accessories
USB Powerbank "Keep Alive" Circuit - YouTube
GitHub - ZakKemble/SmartPowerBankKeepAlive: Keep USB power banks alive when powering low-power projects with this pulsed constant current sink USB module.
Smart Power Bank Keep-Alive | Zak's Electronics Blog
Programmable Industrial 4-port USB Switch for USB-C | Acroname
Power Bank - Keep Alive With Arduino Nano in Deep Sleep : 6 Steps - Instructables
Battery Pack Load
Power Bank Keep-Alive based on 555 Timer (KIT) from Colin Hickey on Tindie
Modding USB Power Banks to Overwrite Auto-Off - YouTube