BQ24103ARHLR The Texas Instruments BQ24103ARHLR is a standalone synchronous buck battery charger designed for 1-2 cell Li-Ion/Li-Polymer battery packs. It offers a maximum charge current of 2A.
Mfr Part #:

BQ24103ARHLR

Available from 8 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ24103ARHLR is a standalone synchronous buck battery charger designed for 1-2 cell Li-Ion/Li-Polymer battery packs. It offers a maximum charge current of 2A.
✓ Total Stock: 84,591 pcs
$ Price Range: $1.50

BQ24103ARHLR Available from 8 distributors

✓ Authorised
✓ Non-Authorised

BQ24103ARHLR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Battery Pack Voltage
Charge Current
Control Interface
Current
Fault Protection
Mounting Type
Number of Cells
Operating Temperature
Programmable Features
Supplier Device Package
Supplier Package
Voltage

BQ24103ARHLR Description

Short technical summary and product information.

The BQ24103ARHLR from Texas Instruments is a highly efficient, standalone synchronous buck battery charger IC. It is designed for charging single, two, or three-cell Li-Ion and Li-Polymer battery packs, supporting a maximum charge current of 2A.

 

Key electrical specifications include an input voltage range of 4.35V to 16V, with an absolute maximum rating of 20V. The device provides precise battery charge voltage regulation, with minimum and maximum values of 4.2V and 8.4V respectively. It features programmable current and timer functions for flexible charging control.

 

This charger IC incorporates several protection features, including over-temperature and over-voltage protection, as well as BAT temperature thermistor monitoring for hot/cold profiles. It operates within a temperature range of -40°C to 85°C.

 

The BQ24103ARHLR is supplied in a 20-VQFN package with a surface mount type. Its control interface is standalone and RC-settable, making it suitable for various portable applications.

BQ24103ARHLR Quick Information

Product Type: Battery Charger
Series: bq241xx
Canonical Name: BQ24103ARHLR Standalone 1-2 Cell 2A Synchronous Buck Battery Charger
Subcategory: Charge-Management IC

BQ24103ARHLR Compliance

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

BQ24103ARHLR Estimated Pricing

Qty Low High
1+ $1.50 $1.50

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

BQ24103ARHLR Features

  • Standalone 1-2 cell 2A synchronous buck charger.
  • Supports Li-Ion and Li-Polymer battery chemistries.
  • Input voltage up to 16V.
  • Integrated power FETs for up to 2A charge rate.
  • Operates from -40°C to 85°C.

BQ24103ARHLR Applications

  • Ideal for handheld products.
  • Suitable for portable media players.
  • Used in industrial equipment.
  • Applicable to medical equipment.
  • Designed for portable equipment.

BQ24103ARHLR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range?

The input voltage range is 4.35V to 16V, with an absolute maximum of 20V.

What package is available?

The device is offered in a 20-VQFN (3.5x4.5) surface mount package with exposed pad.

What is the operating temperature range?

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

Which battery chemistries are supported?

The charger supports Li-Ion and Li-Polymer battery chemistries.

What is the maximum charge current?

The maximum programmable charge current is 2A.

What protection features are included?

Over-temperature and over-voltage fault protection are built in.

How is the charger controlled?

It uses a standalone (RC-settable) control interface with programmable current and timer.

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