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BQ2057DGKRG4 The Texas Instruments BQ2057DGKRG4 is a Lithium-Ion battery charger IC designed for single-cell applications. It operates within a voltage range of 4.5V to 15V.
Mfr Part #:

BQ2057DGKRG4

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ2057DGKRG4 is a Lithium-Ion battery charger IC designed for single-cell applications. It operates within a voltage range of 4.5V to 15V.
✓ Total Stock: 1,100 pcs
$ Price Range: $0.75

BQ2057DGKRG4 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
1,100 pcs
On Request
1100 pcs On Request 1 On Request On Request 19+ 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.

BQ2057DGKRG4 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Battery Pack Voltage
Current
Mounting Type
Number of Cells
Operating Temperature
Programmable Features
SVHC Present
Supplier Device Package
Voltage
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BQ2057DGKRG4 Description

Short technical summary and product information.

The BQ2057DGKRG4 from Texas Instruments is an integrated circuit designed for charging Lithium-Ion and Lithium Polymer batteries. This device is specifically built for single-cell battery configurations.

 

Key electrical specifications include an input voltage range from 4.5V to 15V, with a maximum battery pack voltage of 4.1V. The charger supports programmable current control, allowing for flexible charging profiles. It is designed to operate reliably within an ambient temperature range of -20°C to 70°C.

 

The BQ2057DGKRG4 is available in an 8-VSSOP package, suitable for surface mount applications. It also lists an 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) package option. This component is part of the Battery Chargers category within the Power Management (PMIC) sub-family of Integrated Circuits (ICs).

 

Compliance information indicates RoHS3 compliance, Moisture Sensitivity Level 1, and REACH unaffected status, though these are noted with low confidence due to unverified sources.

BQ2057DGKRG4 Quick Information

Product Type: Battery Charger IC
Canonical Name: BQ2057DGKRG4 Lithium-Ion Battery Charger IC
Subcategory: PMIC

BQ2057DGKRG4 Compliance

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

BQ2057DGKRG4 Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

BQ2057DGKRG4 Features

  • Lithium-Ion/Polymer battery charger IC
  • Supports single-cell configurations
  • 4.5V to 15V input voltage range
  • -20°C to 70°C operating temperature
  • 8-VSSOP surface mount package

BQ2057DGKRG4 Applications

  • Ideal for portable electronics charging
  • Suitable for single-cell battery packs
  • Used in power management systems
  • Enables programmable charging current

BQ2057DGKRG4 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the BQ2057DGKRG4?

The input voltage range is 4.5V to 15V.

What battery chemistry does the BQ2057DGKRG4 support?

It supports Lithium Ion and Lithium Polymer chemistries.

How many cells can the BQ2057DGKRG4 charge?

It charges a single cell (1-cell configuration).

What is the operating temperature range of the BQ2057DGKRG4?

The operating temperature range is -20°C to 70°C.

What package is the BQ2057DGKRG4 available in?

It is available in an 8-VSSOP (8-TSSOP, 8-MSOP) surface-mount package.

Is the charging current programmable on the BQ2057DGKRG4?

Yes, the charging current is programmable.

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