BQ294502, BQ294504, BQ294506, BQ294512, BQ294522 BQ294524, BQ294532, BQ294533, BQ294534, BQ294582, BQ294592 SLUSAJ3K – SEPTEMBER 2011 – REVISED AUGUST 2022 BQ2945xy Overvoltage Protection For 2-Series and 3-Series Cell Li-Ion Batteries 1 Features • 2-series and 3-series cell overvoltage monitor for secondary protection • Fixed programmable delay timer • Fixed OVP threshold – Available range from 3.
85 V to 4.
6 V • Fixed OVP delay option: 4 s or 6.
5 s • High-accuracy overvoltage protection: ±10 mV • Low power consumption ICC ≈ 1 µA (VCELL(ALL) VPROTECT) • Low leakage current per cell input 100 nA • Small package footprint – 6-pin SON 2 Applications • Second-level protection in Li-ion batt...

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