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BQ24725ARGRT The Texas Instruments BQ24725ARGRT is a 1-4 cell Lithium-Ion buck battery charge controller. It features an SMBus interface and supports input voltages up to 24V.
Mfr Part #:

BQ24725ARGRT

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ24725ARGRT is a 1-4 cell Lithium-Ion buck battery charge controller. It features an SMBus interface and supports input voltages up to 24V.
✓ Total Stock: 10,614 pcs
$ Price Range: $2.11

BQ24725ARGRT Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Unit Electronics Co.,Limited ✓
Non-Authorised Inventory information
10,399 pcs
On Request
10399 pcs On Request 1 On Request On Request On Request On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
215 pcs
On Request
215 pcs On Request 1 On Request On Request 11+PBF On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

BQ24725ARGRT Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Battery Pack Voltage
Charge Current
Current
Fault Protection
Interface
Mounting Type
Number of Cells
Operating Temperature
Supplier Device Package
Supplier Package
Voltage
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BQ24725ARGRT Description

Short technical summary and product information.

The BQ24725ARGRT from Texas Instruments is an advanced battery charger IC designed for 1 to 4 cell Lithium-Ion and Li-Polymer battery packs. It utilizes a switch-mode buck topology and communicates via the SMBus interface.

 

Key electrical specifications include a maximum input voltage of 24V and a maximum charge current of 8A. The device offers precise charge voltage control up to 19.2V with ±0.5% accuracy and charge current accuracy of ±3% up to 8.128A. It also provides input current accuracy of ±2% up to 8.064A. The operating temperature range is from -40°C to 85°C.

 

This IC incorporates enhanced safety features such as over-voltage protection, over-current protection, and short-circuit protection for the battery, inductor, and MOSFETs. It supports programmable switching frequencies of 615kHz, 750kHz, and 885kHz. The device automatically selects the system power source between the adapter and battery using N-channel MOSFETs.

 

The BQ24725ARGRT is supplied in a 20-VQFN package with a 3.5mm x 3.5mm footprint, suitable for surface mounting. Its compact size and robust feature set make it ideal for various battery-powered applications requiring efficient and reliable charging.

BQ24725ARGRT Quick Information

Product Type: Battery Charger IC
Canonical Name: BQ24725A SMBus 1- to 4-Cell Li+ Buck Battery Charge Controller with N-Channel Power MOSFET Selector
Subcategory: Power Management ICs

BQ24725ARGRT Compliance

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

BQ24725ARGRT Estimated Pricing

Qty Low High
1+ $2.11 $2.11

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

BQ24725ARGRT Features

  • 1-4 cell Li-Ion buck battery charge controller.
  • Supports input voltages from 4.5V to 24V.
  • Maximum charge current of 8A.
  • SMBus host-controlled interface.
  • Enhanced safety protection features included.

BQ24725ARGRT Applications

  • Ideal for portable electronic devices.
  • Suitable for battery management systems.
  • Used in power tools and medical devices.
  • Applications requiring efficient battery charging.

BQ24725ARGRT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the BQ24725ARGRT?

The input voltage range is 4.5V to 24V, with an absolute maximum of 30V.

What is the maximum charge current?

The maximum charge current is 8A.

What is the charge voltage accuracy?

The charge voltage accuracy is ±0.5% up to 19.2V.

What is the operating temperature range?

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

What package is the BQ24725ARGRT available in?

It is available in a 20-VFQFN Exposed Pad package (20-VQFN, 3.5x3.5mm) for surface mount.

What switching frequencies are supported?

The switching frequency is programmable to 615kHz, 750kHz, or 885kHz.

What is the off-state battery discharge current?

The typical off-state battery discharge current is 5µA, with a maximum of 0.8mA.

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