BQ29732DSER The BQ29732DSER from Texas Instruments is a single-cell battery protection IC designed for Lithium-ion and Lithium-polymer batteries. It offers comprehensive protection against overvoltage, undervoltage, and overcurrent conditions.
Mfr Part #:

BQ29732DSER

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The BQ29732DSER from Texas Instruments is a single-cell battery protection IC designed for Lithium-ion and Lithium-polymer batteries. It offers comprehensive protection against overvoltage, undervoltage, and overcurrent conditions.
Total Stock: 15,000 pcs
$ Price Range: $0.17

BQ29732DSER Available from 1 distributor

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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15,000 pcs
15000 pcs On Request 1 On Request On Request 2126+ On Request On Request

BQ29732DSER Specifications Quick View

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

BQ29732DSER Description

Short technical summary and product information.

The BQ29732DSER is an advanced single-cell battery protection integrated circuit from Texas Instruments, specifically designed for Lithium-ion and Lithium-polymer battery applications. This IC provides robust protection against overvoltage, undervoltage, and various overcurrent scenarios, including charge, discharge, and short-circuit conditions.

 

Key electrical specifications include a typical operating current of 4µA and a maximum input voltage of 8V. The device offers precise overvoltage protection thresholds at 4.25V, 4.28V, and 4.4V, with battery overvoltage protection ranging from 3.85V to 4.6V. It operates reliably within a temperature range of -40°C to 85°C.

 

The BQ29732DSER is housed in a compact 6-WSON (1.5x1.5mm) package, suitable for surface mount applications. Its fault protection capabilities encompass over current, over/under voltage, and short circuit detection, making it a critical component for ensuring battery safety and longevity in portable electronic devices.

BQ29732DSER Quick Information

Product Type: Battery Protection IC
Canonical Name: BQ29732DSER Single-Cell Lithium-Ion/Polymer Battery Protection IC
Subcategory: Battery Protectors

BQ29732DSER Compliance

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

BQ29732DSER Estimated Pricing

Qty Low High
1+ $0.17 $0.17

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

BQ29732DSER Features

  • Protects single-cell Li-ion/polymer batteries.
  • Detects overvoltage, undervoltage, and overcurrent.
  • Operates from -40°C to 85°C temperature range.
  • Compact 6-WSON surface mount package.
  • Low typical operating current of 4µA.

BQ29732DSER Applications

  • Ensures safety in portable electronics.
  • Protects battery packs from damage.
  • Suitable for compact device designs.
  • Enhances battery lifespan and reliability.

BQ29732DSER FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the BQ29732DSER?

The operating temperature range is -40°C to 85°C (TA).

What types of batteries does the BQ29732DSER protect?

It is designed for Lithium Ion/Polymer batteries.

What are the key protection functions of the BQ29732DSER?

It provides Over Current, Over/Under Voltage, and Short Circuit protection.

What is the maximum input voltage for this device?

The maximum input voltage is 8V.

How many battery cells can the BQ29732DSER protect?

It is designed to protect a single cell.

What is the typical operating current?

The typical operating current is 4µA.

What package type is the BQ29732DSER available in?

It is available in a 6-WSON (1.5x1.5) and a 6-WFDFN package.

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