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BQ25303JRTER The BQ25303JRTER from Texas Instruments is a standalone 1-cell, 17V, 3.0A buck battery charger. It integrates features like JEITA battery temperature monitoring and high efficiency.
Mfr Part #:

BQ25303JRTER

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The BQ25303JRTER from Texas Instruments is a standalone 1-cell, 17V, 3.0A buck battery charger. It integrates features like JEITA battery temperature monitoring and high efficiency.
✓ Total Stock: 42,896 pcs
$ Price Range: $0.54

BQ25303JRTER 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
33,961 pcs
On Request
33961 pcs On Request 1 On Request On Request On Request On Request On Request
PROSOFT ELECTRONICS ✓
Non-Authorised Inventory information
8,935 pcs
On Request
8935 pcs On Request 1 On Request On Request 25+ 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.

BQ25303JRTER 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
Interface
Mounting Type
Number of Cells
Operating Temperature
Programmable Features
Supplier Device Package
Supplier Package
Voltage
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BQ25303JRTER Description

Short technical summary and product information.

The Texas Instruments BQ25303JRTER is a highly integrated, standalone buck battery charger designed for 1-cell Li-Ion/Li-Polymer batteries. It supports input voltages from 4V to 17V, with an absolute maximum rating of 28V, and can deliver a maximum charge current of 3A.

 

This charger features a high switching frequency of 1.2MHz for efficient operation, achieving up to 92.5% charge efficiency at 2A from a 5V input. It includes essential features such as JEITA battery temperature monitoring, input voltage dynamic power management (VINDPM), and multiple safety protections including over current, over temperature, over voltage, and short circuit protection.

 

The BQ25303JRTER is configured for standalone operation and is available in a compact 16-WQFN (3x3mm) package, suitable for surface mount applications. Its design simplifies configuration and offers robust charging capabilities for various portable electronic devices.

 

Key electrical specifications include a programmable charge voltage range of 4.1V to 4.4V and programmable charge current up to 3A. The device also provides features like low battery leakage current and VBUS supply current in IC disable mode, contributing to overall power efficiency.

BQ25303JRTER Quick Information

Product Type: Battery Charger IC
Series: BQ25303
Canonical Name: BQ25303JRTER Standalone 1-Cell, 17-V, 3.0-A Buck Battery Charger with JEITA Battery Temperature Monitoring
Subcategory: Battery Chargers

BQ25303JRTER Compliance

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

BQ25303JRTER Estimated Pricing

Qty Low High
1+ $0.54 $0.54

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

BQ25303JRTER Features

  • Standalone 1-cell, 17V, 3A buck battery charger.
  • JEITA battery temperature monitoring included.
  • High efficiency synchronous switch-mode buck charger.
  • Supports 4.1V to 4.4V charge voltage.
  • Integrated safety protections for reliable operation.

BQ25303JRTER Applications

  • Ideal for portable electronic devices.
  • Suitable for Li-Ion/Li-Polymer battery charging.
  • Enables USB and high voltage adapter input.
  • Compact solution for space-constrained designs.

BQ25303JRTER FAQs

5 frequently asked questions generated from this part’s specifications.
What is the maximum charge current for the BQ25303JRTER?

The maximum charge current is 3A.

What is the input voltage range for this battery charger IC?

The input voltage range is from 4V to 17V, with an absolute maximum of 28V.

What battery chemistries does the BQ25303JRTER support?

It supports Li-Ion/Li-Polymer battery chemistries.

What are the operating temperature limits for the BQ25303JRTER?

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

What package type is the BQ25303JRTER available in?

It is available in a 16-WQFN (3x3) package.

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