BQ2947 protection equivalent, overvoltage protection.
* 2-, 3-, and 4-series cell overvoltage protection
* External capacitor-programmed delay timer
* Factory programmed OVP threshold (threshold
range 3.85 V to 4.
* Notebooks
* UPS battery backup
100 Ω
3 Description
The BQ2947 family is an overvoltage monitor and protector.
The BQ2947 family is an overvoltage monitor and protector for Li-Ion battery pack systems. Each cell is monitored independently for an overvoltage condition.
In the BQ2947 device, an external delay timer is initiated upon detection of an overvoltag.
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