BQ29400PW The Texas Instruments BQ29400PW is a battery protection IC designed for 2 to 4 cell Lithium-Ion battery packs. It offers secondary overvoltage protection in a compact 8-TSSOP package.
Mfr Part #:

BQ29400PW

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ29400PW is a battery protection IC designed for 2 to 4 cell Lithium-Ion battery packs. It offers secondary overvoltage protection in a compact 8-TSSOP package.
Total Stock: 2,747 pcs
$ Price Range: $1.41

BQ29400PW Available from 1 distributor

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2,747 pcs
2747 pcs On Request 1 On Request On Request 10+ On Request On Request

BQ29400PW Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Fault Protection
Function
Low Power Consumption
Mounting Type
Number of Cells
Operating Temperature
Over Sense Voltage
Standard Package Quantity
Supplier Device Package

BQ29400PW Description

Short technical summary and product information.

The BQ29400PW 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 overvoltage detection circuit with a programmable delay for precise protection timing.

 

This IC features a low power consumption of less than 2 µA and operates within a temperature range of -25°C to 85°C. The over sense voltage threshold for the BQ29400 variant is 4.35V ±25mV. It is suitable for applications requiring reliable secondary protection in battery packs.

 

The BQ29400PW is available in an 8-TSSOP surface mount package, making it suitable for space-constrained designs. The standard package quantity is 150 units in a tube. Its function is battery protection, specifically against overvoltage conditions.

 

Applications for this device include battery packs in notebook PCs, portable instrumentation, and medical and test equipment where robust battery safety is critical.

BQ29400PW Quick Information

Product Type: Battery Protection IC
Canonical Name: BQ29400PW Battery Protection IC
Subcategory: Battery Protectors

BQ29400PW Compliance

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

BQ29400PW Estimated Pricing

Qty Low High
1+ $1.41 $1.41

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

BQ29400PW Features

  • Secondary protection for 2-4 cell Li-Ion batteries.
  • High accuracy overvoltage detection circuit.
  • Programmable delay time for overvoltage detection.
  • Low power consumption: less than 2 µA.
  • Surface mount 8-TSSOP package.

BQ29400PW Applications

  • Protection for Li-Ion battery packs.
  • Used in notebook PCs.
  • Suitable for portable instrumentation.
  • Applicable in medical equipment.
  • Ideal for test equipment.

BQ29400PW FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the BQ29400PW?

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

How many cells can the BQ29400PW protect?

It can protect 2 to 4 cells.

What is the overvoltage protection threshold for the BQ29400PW?

The over sense voltage threshold is 4.35V ±25mV.

What is the typical quiescent current of the BQ29400PW?

The typical quiescent current is less than 2 µA.

What package type is the BQ29400PW available in?

It is available in an 8-TSSOP package.

What is the mounting type for the BQ29400PW?

The mounting type is Surface Mount.

What is the standard package quantity for the BQ29400PW?

The standard package quantity is 150 units in a tube.

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