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See Technical Specifications

BQ7790521PW +BOM

Battery Battery Protection IC Lithium Ion 20-TSSOP

Manufacturer:

Texas Instruments, Inc
Mfr.Part #:

BQ7790521PW
Datasheet:

BQ7790521PW Datasheet (PDF)
Function:

Battery Protection
Battery Chemistry:

Lithium Ion
Number Of Cells:

3 ~ 5
Fault Protection:

Over Current, Over Temperature, Over/Under Voltage, Short Circuit
EDA/CAD Models:

Request Free CAD Models for BQ7790521PW

BQ7790521PW General Description

The BQ77904 and BQ77905 battery pack protectors are cutting-edge devices designed for optimal performance and reliability. These protectors are equipped with a range of voltage, current, and temperature protections, making them a versatile solution for various battery pack applications. With their stackable interface, these devices offer scalability to support battery cell configurations ranging from 3 series to 20 series or even more, ensuring compatibility with a wide range of setups. The factory-programmed protection thresholds and delays provide a hassle-free setup process, allowing users to quickly implement the device in their battery pack systems

Key Features

Fully compliant
Advanced management
Precise control

Specifications

Category	Integrated Circuits (ICs)Power Management (PMIC)Battery Management	Series	-
Function	Battery Protection	Battery Chemistry	Lithium Ion
Number of Cells	3 ~ 5	Fault Protection	Over Current, Over Temperature, Over/Under Voltage, Short Circuit
Interface	-	Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount	Base Product Number	BQ7790521
Number of series cells (min)	3, 4, 5	Number of series cells (max)	4, 5
Features	FET drive, Open wire (OW), Over-temperature (OT), Overcurrent during discharge (OCD), Overvoltage, Short-circuit Discharge (SCD), Stackable, Under-temperature (UT), Undervoltage	Operating current (typ) (µA)	6
Rating	Catalog	Vin (max) (V)	25
TI functional safety category	Functional Safety-Capable	Overvoltage protection	3.7, 3.9, 4.175, 4.2, 4.25
Operating temperature range (°C)	-40 to 85	Battery overvoltage protection (min) (V)	3
Battery overvoltage protection (max) (V)	4.575