BQ29401PWR The Texas Instruments BQ29401PWR is an 8-TSSOP Battery Protection IC designed for 2 to 4 cell Lithium Ion battery packs. It offers a precise overvoltage detection circuit.
Mfr Part #:

BQ29401PWR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ29401PWR is an 8-TSSOP Battery Protection IC designed for 2 to 4 cell Lithium Ion battery packs. It offers a precise overvoltage detection circuit.
Total Stock: 9,004 pcs
$ Price Range: $0.75

BQ29401PWR Available from 2 distributors

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Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
9,000 pcs
9000 pcs On Request 1 On Request On Request 0532+ On Request On Request
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4 pcs
4 pcs On Request 1 On Request On Request On Request On Request On Request

BQ29401PWR 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
Operating Voltage
Package / Case
Quiescent Current
SVHC Present
Supplier Device Package

BQ29401PWR Description

Short technical summary and product information.

The BQ29401PWR from Texas Instruments is a BiCMOS secondary protection IC specifically designed for 2, 3, or 4-cell Lithium-Ion battery packs. It incorporates a high-accuracy, precision overvoltage detection circuit with a nominal threshold of 4.45V ± 25mV.

 

This device features low power consumption, with a quiescent current typically less than 2 µA. It includes a programmable delay circuit for overvoltage detection time and provides stable operation during pulse charge operations. The IC is suitable for applications requiring secondary level protection in Li-Ion battery packs.

 

Packaged in an 8-TSSOP, the BQ29401PWR is designed for surface mount applications. It operates within a temperature range of -25°C to 85°C, making it suitable for various portable electronic devices.

 

Key applications include notebook PCs, portable instrumentation, and medical and test equipment where reliable battery protection is critical.

BQ29401PWR Quick Information

Product Type: Battery Protection IC
Canonical Name: BQ29401PWR Battery Protection IC
Subcategory: Battery Protection

BQ29401PWR Compliance

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

BQ29401PWR Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

BQ29401PWR Features

  • Protects 2-4 cell Lithium Ion batteries.
  • Precise 4.45V overvoltage detection.
  • Low power consumption below 2 µA.
  • Operates from -25°C to 85°C.
  • Surface mount 8-TSSOP package.

BQ29401PWR Applications

  • Ideal for notebook PC battery packs.
  • Suitable for portable instrumentation.
  • Used in medical equipment.
  • Applicable to test equipment.

BQ29401PWR FAQs

5 frequently asked questions generated from this part’s specifications.
What is the overvoltage protection threshold for the BQ29401PWR?

The overvoltage protection threshold for the BQ29401PWR is 4.45V ± 25mV.

What is the operating temperature range for this IC?

The operating temperature range for the BQ29401PWR is -25°C to 85°C.

What type of batteries does the BQ29401PWR protect?

The BQ29401PWR is designed for 2, 3, or 4-cell Lithium Ion batteries.

What is the quiescent current of the BQ29401PWR?

The quiescent current (I CC) of the BQ29401PWR is less than 2 µA.

What package type is the BQ29401PWR supplied in?

The BQ29401PWR is supplied in an 8-TSSOP package.

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