BQ77905, BQ77904 Stackable Lithium-Ion Battery Protector

Texas Instruments

Description

BQ77904, BQ77905 SLUSCM3K * JUNE 2016 * REVISED JULY 2020 BQ77904, BQ77905 3-Series to 20-Series Ultra Low-Power Voltage, Current, Tem.
The BQ77904 and BQ77905 devices are low-power battery pack protectors that implement a suite of voltage, current, and temperature protections without.

📥 Download Datasheet

BQ77905 Datasheet Preview — This datasheet PDF includes multiple part numbers: BQ77905, BQ77904. Please refer to the document for exact specifications by model.

Datasheet Specifications

Part number: BQ77905, BQ77904
Manufacturer: Texas Instruments ↗
File Size: 1.92 MB
Datasheet: BQ77904-etcTI.pdf
Description: Stackable Lithium-Ion Battery Protector
Note: This datasheet PDF includes multiple part numbers: BQ77905, BQ77904.
Please refer to the document for exact specifications by model.

Features

* NORMAL mode: 6 µA (BQ77904 and BQ77905)
* Full suite of voltage, current, and temperature protections
* Scalable cell count from 3 series to 20 series or more
* Voltage protection (accuracy ±10 mV)
* Overvoltage: 3 V to 4.575 V
* Undervoltage: 1.2 V

Applications

* Power tools, garden tools
* Start-stop battery packs
* Lead-acid (PbA) replacement batteries
* Light electric vehicles
* Energy storage systems, uninterruptible power supplies (UPS)

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