BQ2946 Datasheet (Texas Instruments)

BQ2946, Single-Cell Protector

The BQ2946xx family of products is a secondary-level overvoltage monitor and protector for Li-Ion battery pack systems.

The cell is monitored for overvoltage condition and triggers an internal counter once the OVP threshold is exceeded; after a fixed set delay, the out is transitioned to a high lev

BQ2946 Features

* Single-Cell Overvoltage Monitor for Secondary Protection

* Fixed Programmable Delay Timer

* Fixed Overvoltage Protection (OVP) Threshold

* Available Range of 3.85 V to 4.6 V

* Fixed OVP Delay Option: 4 s or 6.5 s

* High-Accuracy OVP: ± 10 mV