BQ29701DSER The Texas Instruments BQ29701DSER 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 #:

BQ29701DSER

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ29701DSER 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: 115,720 pcs
$ Price Range: $0.17

BQ29701DSER Available from 4 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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98,249 pcs
98249 pcs On Request 1 On Request On Request On Request On Request On Request
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12,000 pcs
12000 pcs On Request 1 On Request On Request 21+ On Request On Request
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3,848 pcs
3848 pcs On Request 1 On Request On Request 21+ On Request On Request
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1,623 pcs
1623 pcs On Request 1 On Request On Request On Request On Request On Request

BQ29701DSER 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

BQ29701DSER Description

Short technical summary and product information.

The BQ29701DSER from Texas Instruments is an advanced single-cell battery protector IC for Lithium-ion and Lithium-polymer battery applications. It provides robust protection against overcharge, over-discharge, and overcurrent events, ensuring battery safety and longevity.

 

Key electrical specifications include a typical operating current of 4 µA and a shutdown current of 100 nA. The device supports an input voltage range from -0.3V to 12V. Overvoltage protection thresholds are configurable, with minimum protection at 3.85V and maximum at 4.6V. It also includes features for charge overcurrent, discharge overcurrent, and short-circuit detection.

 

This IC is housed in a compact 6-WSON package with dimensions of 1.5mm x 1.5mm, suitable for space-constrained designs. The operating temperature range is -40°C to 85°C, making it suitable for a wide variety of environmental conditions. The BQ29701DSER utilizes external FETs for voltage sensing and overcurrent protection, offering flexibility in system design.

 

Applications for the BQ29701DSER include portable electronics, medical devices, and power tools where reliable single-cell battery protection is critical. Its integrated fault detection and factory-programmed thresholds simplify design and enhance reliability.

BQ29701DSER Quick Information

Product Type: Battery Protection IC
Canonical Name: BQ29701DSER Single-Cell Lithium-Ion/Polymer Battery Protector
Subcategory: Battery Protector

BQ29701DSER Compliance

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

BQ29701DSER Estimated Pricing

Qty Low High
1+ $0.17 $0.17

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

BQ29701DSER Features

  • Single-cell Lithium-ion/polymer battery protection.
  • Overvoltage, undervoltage, and overcurrent protection.
  • Low operating current of 4 µA typical.
  • Wide operating temperature range: -40°C to 85°C.
  • Compact 6-WSON package for space saving.

BQ29701DSER Applications

  • Protects single-cell Li-ion batteries.
  • Ideal for portable electronic devices.
  • Ensures safety in power tool batteries.
  • Suitable for medical device power.
  • Enhances reliability in battery packs.

BQ29701DSER FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the BQ29701DSER?

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

What types of batteries does the BQ29701DSER protect?

It protects single-cell Lithium-ion and Lithium-polymer batteries.

What are the key protection features of the BQ29701DSER?

It provides overvoltage, undervoltage, charge overcurrent, discharge overcurrent, and short-circuit protection.

What is the typical operating current of the BQ29701DSER?

The typical operating current is 4 µA.

What is the package type for the BQ29701DSER?

The package is a 6-WSON with dimensions of 1.5mm x 1.5mm.

BQ29701DSER Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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