The DW02A is a precision protection IC specifically designed to monitor and protect 2-cell series-connected lithium-ion or lithium-polymer rechargeable battery packs. It provides accurate overcharge, over-discharge, and overcurrent protection by controlling dual external N-channel MOSFETs. The DW02A offers ultra-low current consumption, making it highly suitable for portable and battery-powered applications.
Features
- Protection for 2-cell Li-ion/LiPo battery packs
- Overcharge and over-discharge voltage detection
- Overcurrent and short-circuit protection
- Ultra-low operating and standby current
- Works with external dual N-MOSFETs
- Auto-recovery after fault conditions
- Integrated delay timers to avoid false triggering
- Compact SOT-26 package
Applications
- 2S Li-ion/LiPo battery protection circuits
- Rechargeable battery packs
- Power tools
- Portable electronics
- Medical and diagnostic handheld devices
Specification
| Parameter | Value |
|---|---|
| Operating Voltage | 4.5V to 10V |
| Overcharge Detection Voltage | 4.30V ± 0.025V |
| Over-discharge Detection Voltage | 2.40V ± 0.08V |
| Overcurrent Detection Voltage | 150 mV typical |
| Quiescent Current | ~3 µA |
| Package Type | SOT-26 |
| Operating Temperature | -40°C to +85°C |
FAQs
About Shipping Charges and delivery time
- Standard shipping: Rs 100 /-. The order gets delivered within 4-6 working days. (6-7 days in case of the battery as it travels through the surface).
- Free shipping is applicable on purchase of Rs 999 and above. The order gets delivered within 4-6 working days. (8-10 days in case of the battery, as it travels through the surface)
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