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HomeProductsIntegrated Circuits (ICs)PMIC - Battery ManagementBQ20Z90DBT
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BQ20Z90DBT - Texas Instruments

Manufacturer Part Number
BQ20Z90DBT
Manufacturer
Texas Instruments
Allelco Part Number
32D-BQ20Z90DBT
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC GAS GAUGE FOR BQ29330 30TSSOP
Package
30-TSSOP
Data sheet
1.BQ20Z90DBT.pdf ...

HTML Datasheet

BQ20Z90.pdf
RoHs Status
ROHS3 Compliant
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Specifications

BQ20Z90DBT Tech Specifications
Texas Instruments - BQ20Z90DBT technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - BQ20Z90DBT

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Supplier Device Package 30-TSSOP  
Series Impedance Track™  
Package / Case 30-TFSOP (0.173", 4.40mm Width)  
Package Tube  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Cells -  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Interface SMBus  
Function Battery Monitor  
Fault Protection Over Current, Over Temperature, Over/Under Voltage, Short Circuit  
Battery Chemistry Lithium Ion/Polymer  
Base Product Number BQ20Z90  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

BQ20Z90DBT

Manufacturer

Texas Instruments

Introduction

Battery management integrated circuit for monitoring and protecting Li-ion and Li-polymer batteries

Product Features and Performance

Impedance Track™ technology for accurate fuel gauging

Battery monitor with health and safety features

Supports Lithium-ion and Lithium-polymer chemistry

Integrates over current, over temperature, and voltage protection

SMBus communication interface

Suited for portable electronics thanks to surface mount technology

Product Advantages

Enhanced battery safety features

Accurate battery capacity monitoring

Extended battery life and run-time prediction

Reduced need for recalibration

Key Technical Parameters

Battery Chemistry: Lithium Ion/Polymer

Function: Battery Monitor

Interface: SMBus

Operating Temperature Range: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 30-TFSOP

Fault Protection: Over Current, Temperature, Voltage, Short Circuit

Quality and Safety Features

Built-in protection for over current, over temperature, and voltage issues

Short circuit protection safeguards against potential damage

Designed to meet stringent quality standards

Compatibility

Compatible with various Li-ion and Li-polymer battery configurations

Application Areas

Primarily designed for portable electronics that use rechargeable batteries

Suited for smart devices, medical monitors, and portable tools

Product Lifecycle

Status: Obsolete

Alternative replacement models or upgrades may be available

Several Key Reasons to Choose This Product

Precision monitoring of battery condition

High reliability due to advanced safety features

Utilization of Impedance Track™ for improved battery performance

Support for a wide operating temperature range

Industry-leading technology from Texas Instruments

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments BQ20Z90DBT

Product Attribute BQ20Z90DBTR-V110 BQ20Z90DBT-V110G4 BQ20Z90DBT-V150 BQ20Z90DBTR
Part Number BQ20Z90DBTR-V110 BQ20Z90DBT-V110G4 BQ20Z90DBT-V150 BQ20Z90DBTR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Series - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Battery Chemistry - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Fault Protection - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Interface - - - -
Number of Cells - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Function - - - -
Mounting Type - Surface Mount Through Hole Surface Mount

BQ20Z90DBT Datasheet PDF

Download BQ20Z90DBT pdf datasheets and Texas Instruments documentation for BQ20Z90DBT - Texas Instruments.

HTML Datasheet
BQ20Z90.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

  • Kevi***.
    Mar 17, 2026

    Fast switching and stable output. Very satisfied with this IC

  • Daou***hekebkeb
    Jun 16, 2024

    I had a great experience purchasing items from Allelcoelec, I recommend

  • Uri ***al
    Jun 19, 2024

    Good comunication,
    Transpnt regarding the process and price.

  • Yaqu***l Ali
    Jun 19, 2024

    Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

  • Lea ***
    Jun 19, 2024

    Morrey was very helpful and right on top of things!
    He replied quickly to my RFQ. He was very courteous and professional.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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BQ20Z90DBT Image

BQ20Z90DBT

Texas Instruments
32D-BQ20Z90DBT

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