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ACT3780 - Battery Charger

Download the ACT3780 datasheet PDF. This datasheet also covers the ACT3780_Active variant, as both devices belong to the same battery charger family and are provided as variant models within a single manufacturer datasheet.

General Description

The ACT3780 is a complete battery-charging and system power management solution for portable hand-held equipment using single-cell Lithiumbased batteries.

Key Features

  • ActivePathTM System Power Selection of Best Available Input Supply.
  • 50mΩ Battery Switch for Highest Efficiency.
  • Dynamic Control of Charging Current Allowing System to Draw Maximum Load from AC/USB Input.
  • ±0.5% Battery Charge Voltage Accuracy.
  • Up to 12V Input with Over Voltage Protection.
  • Thermal Regulation for Charge Control.
  • Charge Status Outputs for LED or System Interface.
  • Battery Voltage Level Indication.
  • Progr.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ACT3780_Active-Semi.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number ACT3780
Manufacturer Active-Semi
File Size 515.51 KB
Description Battery Charger
Datasheet download datasheet ACT3780 Datasheet

Full PDF Text Transcription for ACT3780 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for ACT3780. For precise diagrams, and layout, please refer to the original PDF.

ACT3780 Rev 8, 09-Jul-13 ActivePathTM Battery Charger FEATURES • ActivePathTM System Power Selection of Best Available Input Supply • 50mΩ Battery Switch for Highest Effi...

View more extracted text
of Best Available Input Supply • 50mΩ Battery Switch for Highest Efficiency • Dynamic Control of Charging Current Allowing System to Draw Maximum Load from AC/USB Input • ±0.