Описание
The bq2941x is a secondary overvoltage protectionIinCcoforpro2ra-,te3s-, aorh4ig-hce-allccliuthriaucmy-iopnrecbiastiotenryopvaecrvkosltathgaetdetection circuit. It includes a programmable delaycircuit for overvoltage detection time.
- 2-, 3-, or 4-Cell Secondary Protection
- Low Power Consumption ICC < 2 µA [VCELL(ALL) < V(PROTECT)]
- Fixed High Accuracy Overvoltage Protection Threshold
- bq29410 = 4.35 V
- bq29411 = 4.40 V
- bq29412 = 4.45 V
- bq29413 = 4.50 V
- bq29414 = 4.55 V
- bq29415 = 4.60 V
- bq29419 = 4.30 V
- Programmable Delay Time of Detection
- High Power Supply Ripple Rejection
- Stable During Pulse Charge Operation