BQ29330DBT BQ29330DBT is a battery protection IC from Texas Instruments for 2-4 series Lithium Ion/Polymer cells. It operates from 4.5V to 28V supply with 100µA typical current and is housed in a 30-TSSOP package.
Mfr Part #:

BQ29330DBT

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
BQ29330DBT is a battery protection IC from Texas Instruments for 2-4 series Lithium Ion/Polymer cells. It operates from 4.5V to 28V supply with 100µA typical current and is housed in a 30-TSSOP package.
✓ Total Stock: 60,360 pcs
$ Price Range: $2.77

BQ29330DBT Available from 4 distributors

✓ Authorised
✓ Non-Authorised

BQ29330DBT Specifications Quick View

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

BQ29330DBT Description

Short technical summary and product information.

The BQ29330DBT is a battery protection integrated circuit designed by Texas Instruments for Lithium Ion and Lithium Polymer battery packs with 2 to 4 series cells. It provides overvoltage, undervoltage, and overcurrent protection for safe battery operation.

 

This device operates from a supply voltage range of 4.5V to 28V and draws a typical operating current of 100µA, making it suitable for portable and low-power applications. The operating temperature range spans -40°C to 110°C, allowing use in a wide variety of environments.

 

The BQ29330DBT is offered in a 30-pin TSSOP surface-mount package, enabling compact PCB designs. It is commonly used in battery management systems for laptops, power tools, and other multi-cell Li-Ion battery applications.

BQ29330DBT Quick Information

Product Type: Battery Protection IC
Canonical Name: BQ29330DBT Battery Protection IC
Subcategory: Battery Management

BQ29330DBT Compliance

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

BQ29330DBT Estimated Pricing

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1+ $2.77 $2.77

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

BQ29330DBT Features

  • Protects 2-4 series Li-Ion/Polymer cells.
  • Operates from 4.5V to 28V supply.
  • Typical operating current of 100µA.
  • Wide temperature range -40°C to 110°C.
  • Surface-mount 30-TSSOP package.

BQ29330DBT Applications

  • Used in laptop battery protection circuits.
  • Ideal for power tool battery packs.
  • Suitable for portable device battery management.
  • Applied in multi-cell Li-Ion battery systems.

BQ29330DBT FAQs

6 frequently asked questions generated from this part’s specifications.
How many series cells does the BQ29330DBT support?

The BQ29330DBT supports 2 to 4 series cells.

What battery chemistries are compatible?

It is designed for Lithium Ion and Lithium Polymer batteries.

What is the supply voltage range?

The supply voltage range is 4.5V to 28V.

What is the typical operating current?

The typical operating current is 100µA.

What is the operating temperature range?

The operating temperature range is -40°C to 110°C.

What package is the BQ29330DBT available in?

It is available in a 30-TSSOP surface-mount package.

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