Datasheet Summary
UNISONIC TECHNOLOGIES CO., LTD
Preliminary
CMOS IC
ONE CELL LITHIUM-ION / POLYMER BATTERY PROTECTION IC
- DESCRIPTION UTC UB2421 is a lithium-ion / lithium-polymer rechargeable battery protection IC incorporating high accuracy voltage detection circuits and delay circuits.
It is suitable for protection of single cell lithium-ion / lithium polymer battery packs from overcharge, over discharge and over current.
The tiny package required external few ponents make the UTC UB2421 be able to be applied to space limited battery pack.
4 5 6
23 1
SOT-26
- Features
- Wide supply voltage range: VDD=1.8V~6.5V
- Ultra-low quiescent current: IDD=3.0μA (VDD=3.5V)
- Ultra-low power-down...