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BQ25892RTWT The Texas Instruments BQ25892RTWT is a 1-cell, 5A buck battery charger IC designed for Lithium Ion/Polymer batteries. It features an I2C interface and operates from -40°C to 85°C.
Mfr Part #:

BQ25892RTWT

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ25892RTWT is a 1-cell, 5A buck battery charger IC designed for Lithium Ion/Polymer batteries. It features an I2C interface and operates from -40°C to 85°C.
✓ Total Stock: 23,517 pcs
$ Price Range: $1.98

BQ25892RTWT Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
21,271 pcs
On Request
21271 pcs On Request 1 On Request On Request On Request On Request On Request
Unit Electronics Co.,Limited ✓
Non-Authorised Inventory information
1,746 pcs
On Request
1746 pcs On Request 1 On Request On Request On Request On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
500 pcs
On Request
500 pcs On Request 1 On Request On Request 1501+ 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.

BQ25892RTWT Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Charge Current
Fault Protection
Interface
Mounting Type
Number of Cells
Operating Temperature
SVHC Present
Supplier Device Package
Supplier Package
Voltage
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BQ25892RTWT Description

Short technical summary and product information.

The BQ25892RTWT from Texas Instruments is a highly efficient 1-cell, 5A buck battery charger IC. It supports Lithium Ion/Polymer battery chemistries and operates within a wide input voltage range of 3.9V to 14V, with an absolute maximum input voltage of 22V.

 

This charger IC features an I2C interface for control and includes advanced functionalities such as NVDC Power Path management, Input Current Optimization (ICO), and Input Overvoltage Protection (OVP). It offers a charge current of up to 5A and supports USB On-the-Go (OTG) with an adjustable output voltage. The operating temperature range is -40°C to 85°C.

 

Designed for high-voltage input optimization, the BQ25892RTWT provides high charge and boost efficiencies. It incorporates features like BAT temperature thermistor monitoring, IC thermal regulation, and accurate Hiccup Mode overcurrent protection. The package is a 24-WQFN (4x4mm) with an exposed pad, suitable for surface mounting.

 

Key electrical characteristics include a battery charge voltage range of 3.84V to 4.6V and an input current limit adjustable from 100mA to 3.25A. The device also includes an integrated ADC for system monitoring.

BQ25892RTWT Quick Information

Product Type: Battery Charger IC
Series: BQ25892
Canonical Name: BQ25892RTWT I2C Controlled Single Cell 5A Buck Battery Charger with NVDC Power Path and PSEL
Subcategory: Battery Chargers

BQ25892RTWT Compliance

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

BQ25892RTWT Estimated Pricing

Qty Low High
1+ $1.98 $1.98

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

BQ25892RTWT Features

  • 1-cell, 5A buck battery charger IC.
  • Supports Lithium Ion/Polymer batteries.
  • I2C interface for control.
  • Wide input voltage range 3.9V to 14V.
  • Operates from -40°C to 85°C.

BQ25892RTWT Applications

  • Portable electronics with Li-Ion batteries.
  • USB-powered charging applications.
  • Power banks with boost output capability.
  • IoT devices with battery management.
  • Industrial handheld instruments.

BQ25892RTWT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the BQ25892RTWT?

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

What package does the BQ25892RTWT come in?

It is available in a 24-WQFN (4x4) package with surface mount mounting and exposed pad.

What is the input voltage range?

The input voltage range is 3.9V min to 14V max.

What is the charge current capability?

The charge current is 5A.

What battery chemistry does it support?

It supports Li-Ion/Li-Polymer batteries.

What interface does it use?

It uses I²C and USB interface.

What fault protections are included?

Over current and over temperature protection.

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