BQ20Z45DBT The Texas Instruments BQ20Z45DBT is a multi-function gas gauge IC designed for 2 to 4 series Lithium Ion/Polymer battery cells. It offers comprehensive fault protection and operates within a wide temperature range.
Mfr Part #:

BQ20Z45DBT

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ20Z45DBT is a multi-function gas gauge IC designed for 2 to 4 series Lithium Ion/Polymer battery cells. It offers comprehensive fault protection and operates within a wide temperature range.
Total Stock: 901 pcs
$ Price Range: $0.75

BQ20Z45DBT Available from 1 distributor

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901 pcs
901 pcs On Request 1 On Request On Request 09+ On Request On Request

BQ20Z45DBT Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Fault Protection
Function
Mounting Type
Number of Cells
Operating Temperature
Supplier Device Package

BQ20Z45DBT Description

Short technical summary and product information.

The BQ20Z45DBT from Texas Instruments is a versatile gas gauge and battery protection IC. It is engineered to accurately measure and maintain available charge in Li-ion or Li-polymer batteries, supporting configurations for 2 to 4 series cells.

 

This IC integrates a powerful 8-bit RISC CPU and an analog front-end (AFE) to provide a complete battery management solution. Key features include Impedance Track™ technology for superior gas gauging accuracy, and a full array of programmable protection features such as over current, over temperature, over/under voltage, and short circuit protection.

 

Designed for surface mount installation, the BQ20Z45DBT comes in a 38-TSSOP package. It operates reliably within a temperature range of -40°C to 85°C, making it suitable for various portable electronic applications requiring robust battery monitoring and safety.

 

Applications include notebook PCs, medical and test equipment, and portable instrumentation where precise battery status and safety are critical.

BQ20Z45DBT Quick Information

Product Type: Gas Gauge IC
Canonical Name: BQ20Z45DBT Gas Gauge and Protection IC
Subcategory: Battery Management

BQ20Z45DBT Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BQ20Z45DBT Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

BQ20Z45DBT Features

  • Accurate gas gauging for Li-Ion/Polymer batteries.
  • Supports 2 to 4 series battery cells.
  • Comprehensive fault protection features.
  • Operates from -40°C to 85°C.
  • Surface mount 38-TSSOP package.

BQ20Z45DBT Applications

  • Used in multi-cell battery management systems.
  • Suitable for portable electronic device power.
  • Integrated into industrial battery pack designs.
  • Applied in systems requiring robust battery protection.
  • Ideal for Lithium Ion/Polymer battery applications.

BQ20Z45DBT FAQs

6 frequently asked questions generated from this part’s specifications.
What type of battery chemistry does the BQ20Z45DBT support?

The BQ20Z45DBT supports Lithium Ion/Polymer battery chemistry.

How many cells can the BQ20Z45DBT manage?

The BQ20Z45DBT can manage 2 to 4 cells.

What fault protection features does the BQ20Z45DBT offer?

The BQ20Z45DBT offers fault protection against over current, over temperature, over/under voltage, and short circuit conditions.

What is the operating temperature range for the BQ20Z45DBT?

The operating temperature range for the BQ20Z45DBT is -40°C to 85°C.

What is the package type of the BQ20Z45DBT?

The BQ20Z45DBT is supplied in a 38-TSSOP package.

What is the mounting type for the BQ20Z45DBT?

The BQ20Z45DBT uses surface mount technology.

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