It Just Got Easier to Convert Lithium-Ion Battery Voltage to 3.3V with this Efficient Single Inductor Synchronous Buck-Boost Regulator | Analog Devices
CR2032 Equivalent, Voltage, Size, Uses, and Life(FAQs)
Honeywell CR2032 - 3 Volt Lithium Battery - Alarm Grid
Extend battery life with a LDO, a voltage supervisor and a FET - Fully Charged - Archives - TI E2E support forums