What voltage is a 3-volt battery considered dead? - Quora
What are CR2032 Batteries? Uses, Lifespan, Voltage | Arrow.com | Arrow.com
Extend battery life with a LDO, a voltage supervisor and a FET - Fully Charged - Archives - TI E2E support forums
It Just Got Easier to Convert Lithium-Ion Battery Voltage to 3.3V with this Efficient Single Inductor Synchronous Buck-Boost Regulator | Analog Devices