UB24205
Overview
The UTC UB24205 is a lithium-ion / lithium-polymer rechargeable battery protection IC with internal MOSFETs. It incorporates high accuracy voltage detection circuits and delay circuits.
- Wide supply voltage range: VDD=1.8V~9.0V
- Ultra-low quiescent current: IDD=3.0μA (VDD=3.9V)
- Ultra-low power-down current: IPD=0.1μA (VDD=2.0V)
- Overcharge detection voltage: VOCU=4.250V±0.050V
- Overcharge release voltage: VOCR=4.055V±0.050V
- Over discharge release voltage: VODL=2.250V±0.100V
- Over discharge detection voltage: VODR=2.850V±0.100V
- Over current detection voltage: VOI1= 0.150V±0.030V
- Short circuit detection voltage: VOI2=1.35V (Fixed)
- Charger detection voltage: VCH=-0.7V * Reset resistance for over current protection: RSHORT>500kΩ
