bq771809 Overview
2-, 3-, 4-, and 5-series cell overvoltage protection Internal delay timer Fixed OVP threshold High-accuracy overvoltage protection: ± 10 mV Low power consumption ICC ≈ 1 µA (VCELL(ALL) < VPROTECT) Low leakage current per cell input < 100 nA Functional Safety-Capable Documentation available to aid functional safety system design Package footprint options: Small 8-pin QFN (3.00 mm × 4.00 mm) Leaded 8-pin MSOP (3.00 mm...
bq771809 Key Features
- 2-, 3-, 4-, and 5-series cell overvoltage protection
- Internal delay timer
- Fixed OVP threshold
- High-accuracy overvoltage protection
- Low power consumption ICC ≈ 1 µA
- Low leakage current per cell input < 100 nA
- Functional Safety-Capable
- Documentation available to aid functional safety system design
- Package footprint options
- Small 8-pin QFN (3.00 mm × 4.00 mm)
bq771809 Applications
- Protection for li-ion battery packs used in