The CW1031 series products are highly integrated secondary protection ICs for 3 lithium‐ion and lithium polymer battery packs connected in series.CW1031 provides overcharge protection for battery pack by measure the voltage.

Features
- 3 cells application
- Overcharge protection
Threshold from 4.100V to 4.500V, 25mV steps, ±25mV accuracy
- Internal Overcharge Protection Delay Time
- Overcharge Delay Counter Reset Time
- Open wire protection
- Low power dissipation
Normal working 4μA (25℃)
- Package type: SOT23‐6

Application
- Field Note Book
- Tablet PC
- E‐Tools
- Backup power supply
- Or other lithium‐ion or lithium polymer battery packs