JW3312 Overview
JW®3312 is a battery protection IC for the 3~5 cells rechargeable lithium-ion battery pack. JW3312 integrates high-accuracy voltage detection circuits, which realizes multiple protection functions including over-charge, over-discharge, over-current, over-temperature and VC5~VC0 pins open-wire.
JW3312 Key Features
- Wide range of operation voltage 5V to 35V
- Monitor 3~5 series battery pack
- High-accuracy voltage detection for each cell
- Over-charge detection voltage VOC: 3.6~4.5V (50mV step) ±25mV
- Over-charge release hysteresis VOCRH: 0V/0.1V/0.2V/0.35V
- Over-discharge detection voltage VOD: 2.1~3.1V (100mV step) ±50mV
- Over-discharge release hysteresis VODRH: 0V/0.1~0.6V (100mV step)
- Discharge over-current detection in 3-step
- 1st detection voltage VDOI1: 0.050~0.25V (50mV step) ±10mV
- 2nd detection voltage VDOI2