Battery Level Indicator Circuit, use TL431 - YouTube
TL431 Voltage monitor - Power management forum - Power management - TI E2E support forums
Low Battery Warning Indicator - element14 Community
How Shunt Regulator TL431 Works, Datasheet, Application | Homemade Circuit Projects
TL431 Battery Voltage Monitor | REUK.co.uk
Reading ADC when the VDD is not fixed
Low Voltage Cutoff | Electronics Forum (Circuits, Projects and Microcontrollers)
TL431 & Li-Ion Battery - Codrey Electronics
Low Battery Indicator
TL431 Overvoltage Protection Circuit | TL431 Regulator
TLV431 Description Features Pin Assignments
lipo - Adding voltage cutoff to a circuit? - Electrical Engineering Stack Exchange
TLV431 Low Voltage Cutoff - EasyEDA open source hardware lab
Combine TL431 voltage shunt with 555 timer when lighting "power low" LED? - General Electronics - Arduino Forum
undervoltage - Voltage Cutoff Circuit for battery based application - Electrical Engineering Stack Exchange
KA7OEI's blog: A latching low-voltage disconnect for 12 volt lead acid and lithium batteries (non auto-resetting)
Low Battery Warning Indicator - element14 Community
batteries - TL431 low battery cut-off - Electrical Engineering Stack Exchange
TLV431: PWM "constant current" sink application - Power management forum - Power management - TI E2E support forums
low battery indicator with opamp | All About Circuits
Low Battery Indicator for 2x AA Batteries - Electrical Engineering Stack Exchange
batteries - TL431 low battery cut-off - Electrical Engineering Stack Exchange
Precise 3.7 - 12v Low Battery indicator Circuit using TL431 - YouTube
Low Voltage Cutoff | Electronics Forum (Circuits, Projects and Microcontrollers)
Ode To The TL431, And A LiFePO4 Battery Charger | Hackaday
3.7 - 12V battery low-voltage indicator - YouTube
