800mA Standalone linear Li-Ion battery charger with thermal regulation

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  • Key Features

    • 25µA supply current in shutdown mode
    • C/10 charge termination
    • Soft-start limits inrush current
    • Low battery voltage detect for precharge setting
    • TSOT23-5L package
    • Single charge status output pin
    • Automatic recharge
    • Programmable charge current up to 800mA
    • Constant current / constant voltage operation with thermal regulation to maximize charge rate without risk of overheating
    • No external MOSFET, sense resistors or blocking diode required
    • Preset 4.2V charge voltage with 1% accuracy
    • Charge current monitor output for gas gauging
    • Charges single cell li-ion batteries directly from USB port

Circuit Diagram

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Part Number
Package
Packing Type
Marketing Status
Budgetary Price (US$)*
Quantity
ECCN (US)
Country of Origin
Order from Distributors
Order from ST
STC4054GR TSOT23-5L Tape And Reel
Active
0.625 1000 EAR99 MALAYSIA Check Availability

Distributor availability ofSTC4054GR

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 11651 1 Order Now
RS COMPONENTS EUROPE 650 10 Order Now
FUTURE WORLDWIDE 3000 3000 Order Now
Newark Element14 AMERICA 880 0 Order Now
MOUSER WORLDWIDE 4722 1 Order Now
Farnell Element14 EUROPE 527 1 Order Now

Distributor reported inventory date: 2019-05-22

Distributor Name

DIGIKEY

Stock

11651

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

650

Min.Order

10

Region

EUROPE Order Now

FUTURE

Stock

3000

Min.Order

3000

Region

WORLDWIDE Order Now

Newark Element14

Stock

880

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

4722

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

527

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-05-22

Buy now

STC4054GR

Package

TSOT23-5L

Packing Type

Tape And Reel

Unit Price (US$)

0.625*

Distributor availability ofSTC4054GR

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 11651 1 Order Now
RS COMPONENTS EUROPE 650 10 Order Now
FUTURE WORLDWIDE 3000 3000 Order Now
Newark Element14 AMERICA 880 0 Order Now
MOUSER WORLDWIDE 4722 1 Order Now
Farnell Element14 EUROPE 527 1 Order Now

Distributor reported inventory date: 2019-05-22

Distributor Name

DIGIKEY

Stock

11651

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

650

Min.Order

10

Region

EUROPE Order Now

FUTURE

Stock

3000

Min.Order

3000

Region

WORLDWIDE Order Now

Newark Element14

Stock

880

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

4722

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

527

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-05-22

Marketing Status

Active

Unit Price (US$)

0.625

Quantity

1000

ECCN (US)

EAR99

Country of Origin

MALAYSIA

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

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Technical Documentation

    • Description Version Size Action
      DS4902
      800 mA standalone linear Li-Ion battery charger with thermal regulation
      1.3
      299.07 KB
      PDF
      DS4902

      800 mA standalone linear Li-Ion battery charger with thermal regulation

    • Description Version Size Action
      AN2370
      800 mA standalone linear Li-Ion battery charger with thermal regulation
      4.3
      228.58 KB
      PDF
      AN2370

      800 mA standalone linear Li-Ion battery charger with thermal regulation

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    • Description Version Size Action
      Linear and Switching Voltage Regulators Selection Guide 3.0
      370.88 KB
      PDF

      Linear and Switching Voltage Regulators Selection Guide

    • Description Version Size Action
      Brochure Power management guide 10.2018
      4.42 MB
      PDF

      Brochure Power management guide

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
STC4054GR
Active
TSOT23-5L Industrial Ecopack2

STC4054GR

Package:

TSOT23-5L

Material Declaration**:

PDF XML

Marketing Status

Active

Package

TSOT23-5L

Grade

Industrial

RoHS Compliance Grade

Ecopack2

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.