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HM4057D - Standalone Linear Li-Lon Battery Charger

General Description

The HM4057' is a complete constant-current/ constant voltage linear charger for single cell lithium-ion batteries.

Its package and low external component count make the HM4057' ideally suited for portable applications.

Furthermore.

Key Features

  • Programmable Charge Current Up to 800mA No MOSFET, Sense Resistor or Blocking Diode Required Complete Linear Charger for Single Cell Lithium-Ion Batteries Constant-Current/Constant-Voltage Operation with Thermal Regulation.
  • to Maximize Charge Rate Without Risk of Overheating Preset 4.2V Charge Voltage with 1% Accuracy Automatic Recharge 65uA Supply Current in Shutdown 2.9V Trickle Charge Threshold Available in 6-Lead SOT-23 Package.

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Datasheet Details

Part number HM4057D
Manufacturer H&Msemi
File Size 161.49 KB
Description Standalone Linear Li-Lon Battery Charger
Datasheet download datasheet HM4057D Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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HX6007 Standalone Linear Li-Lon Battery Charger with Thermal Regulation Features Programmable Charge Current Up to 800mA No MOSFET, Sense Resistor or Blocking Diode Required Complete Linear Charger for Single Cell Lithium-Ion Batteries Constant-Current/Constant-Voltage Operation with Thermal Regulation* to Maximize Charge Rate Without Risk of Overheating Preset 4.2V Charge Voltage with 1% Accuracy Automatic Recharge 65uA Supply Current in Shutdown 2.9V Trickle Charge Threshold Available in 6-Lead SOT-23 Package Applications Charger for Li-Ion Coin Cell Batteries Portable MP3 Players, Wireless Headsets Bluetooth Applications Multifunction Wristwatches Description The HM4057' is a complete constant-current/ constant voltage linear charger for single cell lithium-ion batteries.