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BQ24158YFFR The BQ24158YFFR is a 1-cell Li-Ion/Li-Polymer battery charger IC from Texas Instruments. It features an I2C interface and a maximum charge current of 1.25A.
Mfr Part #:

BQ24158YFFR

Available from 5 distributors
Mfr Name: Texas Instruments
Texas Instruments
The BQ24158YFFR is a 1-cell Li-Ion/Li-Polymer battery charger IC from Texas Instruments. It features an I2C interface and a maximum charge current of 1.25A.
✓ Total Stock: 131,998 pcs
$ Price Range: $0.66

BQ24158YFFR Available from 5 distributors

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✓ Non-Authorised
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BQ24158YFFR 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
Duty Cycle
Fault Protection
Interface
Mounting Type
Number of Cells
Operating Temperature
Programmable Features
Supplier Device Package
Supplier Package
Voltage
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BQ24158YFFR Description

Short technical summary and product information.

The Texas Instruments BQ24158YFFR is a fully integrated switch-mode, one-cell Li-Ion battery charger designed for high-efficiency charging. It supports USB compliance and USB-OTG functionality.

 

Key electrical specifications include a minimum input voltage of 4V and a maximum of 6V, with an absolute maximum input voltage rating of 20V. The device offers a maximum charge current of 1.25A and supports battery charge voltages between 3.5V and 4.44V. It is designed for single-cell Lithium Ion or Polymer batteries.

 

This charger IC utilizes an I2C control interface for programming various parameters such as input current limit, VIN DPM threshold, and charge regulation voltage. It operates within a temperature range of -40°C to 85°C and features robust protection mechanisms including over-temperature and over-voltage protection.

 

The BQ24158YFFR comes in a 20-DSBGA package suitable for surface mounting. Its switch-mode buck control topology ensures high efficiency during the charging process. The device also includes features like bad adaptor detection and input voltage-based dynamic power management.

BQ24158YFFR Quick Information

Product Type: Battery Charger
Series: BQ24158
Canonical Name: BQ24158 Fully Integrated Switch-Mode One-Cell Li-Ion Charger
Subcategory: Power Management

BQ24158YFFR Compliance

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

BQ24158YFFR Estimated Pricing

Qty Low High
1+ $0.66 $0.66

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

BQ24158YFFR Features

  • Fully integrated switch-mode battery charger.
  • Supports 1-cell Li-Ion/Li-Polymer batteries.
  • Maximum charge current of 1.25A.
  • I2C interface for parameter programming.
  • Operates from 4V to 6V input voltage.

BQ24158YFFR Applications

  • Ideal for portable electronic devices.
  • Suitable for USB charging applications.
  • Enables battery management systems.
  • Used in power-sensitive designs.

BQ24158YFFR FAQs

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

4V to 6V (absolute maximum 20V).

What is the operating temperature range?

-40°C to 85°C.

What package does the BQ24158YFFR come in?

20-DSBGA (20-UFBGA, DSBGA) surface mount.

What is the maximum charge current?

Up to 1.55A using a 55mΩ sensing resistor.

What battery chemistries are supported?

Li-Ion and Li-Polymer.

What control interface does it use?

I2C compatible interface up to 3.4 Mbps.

Does it support USB OTG?

Yes, it provides 5.05V at 200mA on VBUS.

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