BQ20Z70PW

$4.39

Description：IC GAS GAUGE FOR BQ29330 20TSSOP
Series：Impedance Track™
Mfr：Texas Instruments
Package：Tube,Tube

SKU:8e64baf21999 Category: Battery Management Brand: Texas Instruments

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Product introduction

BQ20Z70PW is listed in the Battery Management range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC GAS GAUGE FOR BQ29330 20TSSOP. Review the specifications below when checking this part for your BOM.

Battery Management specifications for BQ20Z70PW

Description：IC GAS GAUGE FOR BQ29330 20TSSOP
Series：Impedance Track™
Mfr：Texas Instruments
Package：Tube,Tube
Function：Battery Monitor
Battery Chemistry：Lithium Ion/Polymer
Number of Cells：2 ~ 4
Fault Protection：Over Current, Over Temperature, Over/Under Voltage, Short Circuit
Interface：SMBus
Operating Temperature：-40°C ~ 85°C (TA)
Grade：-
Qualification：-
Mounting Type：Surface Mount
Package / Case：20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package：20-TSSOP

Battery Management datasheet and documents for BQ20Z70PW

BQ20Z70PW

Battery Management Overview

The BQ20Z70PW is a gas gauge IC from Texas Instruments designed for lithium-ion and lithium-polymer battery packs. It supports 2 to 4 cells and complies with SBS 1.1 standards. The device utilizes Impedance Track technology for accurate state-of-charge monitoring. It operates within a temperature range of -40°C to +85°C and features a 20-TSSOP package.

Battery Management Feature Summary

SBS 1.1 compliance for standard communication
Impedance Track technology for precise fuel gauging
Integrated fault protection mechanisms

Battery Management Applications

Lithium-ion battery pack management
Lithium-polymer battery monitoring systems
Portable electronic devices requiring accurate SOC

Battery Management Procurement Notes

Verify the specific suffix variant, such as V160 or G4, against design requirements. Confirm RoHS compliance status and lead times with authorized distributors. Ensure the 20-TSSOP package matches PCB footprint specifications before ordering.

Battery Management Selection Notes

Select this component for applications requiring SBS 1.1 compatibility and high accuracy. Consider the operating temperature range and cell count limits. Evaluate integration with companion chargers like the bq29330 for complete power path management.

Battery Management Part Context

This part belongs to the BQ20Z series of gas gauges. It is often paired with protection ICs for comprehensive battery management. The Impedance Track algorithm distinguishes it from simpler coulomb counting solutions.