BQ29330DBTG4 The Texas Instruments BQ29330DBTG4 is an analog front-end IC designed for 2 to 4 cell lithium-ion or lithium-polymer battery pack protection. It features an I2C communication interface and supports overcurrent, over/under voltage, and short circuit fault protection.
Mfr Part #:

BQ29330DBTG4

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ29330DBTG4 is an analog front-end IC designed for 2 to 4 cell lithium-ion or lithium-polymer battery pack protection. It features an I2C communication interface and supports overcurrent, over/under voltage, and short circuit fault protection.
Total Stock: 20,025 pcs
$ Price Range: $0.75

BQ29330DBTG4 Available from 1 distributor

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
20,025 pcs
20025 pcs On Request 1 On Request On Request 08+ On Request On Request

BQ29330DBTG4 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

BQ29330DBTG4 Description

Short technical summary and product information.

The BQ29330DBTG4 from Texas Instruments is a versatile analog front-end (AFE) integrated circuit specifically designed for the protection of 2-series, 3-series, and 4-series cell lithium-ion or lithium-polymer battery packs. This device operates within a supply voltage range of 4.5 V to 28 V and maintains functionality across an industrial temperature range of -40°C to 110°C.

 

Key features include an I2C-compatible interface for communication, enabling access to battery information and control functions. The BQ29330DBTG4 provides comprehensive fault protection, including overcurrent, over/under voltage, and short circuit detection in both charging and discharging states. It also integrates cell balancing capabilities and NMOS FET drive for charge and discharge FETs.

 

This IC is suitable for applications requiring robust battery management and protection. It is supplied in a 30-TSSOP package and is designed for surface mount installation. The device also includes integrated low dropout regulators (LDOs) for auxiliary power outputs.

BQ29330DBTG4 Quick Information

Product Type: Battery Management IC
Canonical Name: BQ29330DBTG4 2-4 Cell Lithium-Ion/Polymer Battery Protection Analog Front End IC
Subcategory: Analog Front End (AFE)

BQ29330DBTG4 Compliance

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

BQ29330DBTG4 Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

BQ29330DBTG4 Features

  • Protects 2 to 4 cell Li-ion/Li-Polymer batteries.
  • Features I2C communication interface.
  • Provides overcurrent and short circuit protection.
  • Operates from 4.5V to 28V supply.
  • Wide -40°C to 110°C temperature range.

BQ29330DBTG4 Applications

  • Ideal for multi-cell battery packs.
  • Suitable for portable electronic devices.
  • Used in power tool battery management.
  • Applicable in electric vehicle systems.

BQ29330DBTG4 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the BQ29330DBTG4?

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

What types of batteries does the BQ29330DBTG4 protect?

It protects 2 to 4 series cells of Lithium Ion or Lithium Polymer batteries.

What protection features are included in the BQ29330DBTG4?

It includes over current, over/under voltage, and short circuit fault protection.

What is the supply voltage range for this IC?

The supply voltage range is from 4.5 V to 28 V.

What communication interface does the BQ29330DBTG4 use?

It uses an I2C communication interface.

What package is the BQ29330DBTG4 supplied in?

It is supplied in a 30-TSSOP package.

Home
Account

Categories