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ACT4070 - Wide Input 3A Step Down Converter

General Description

The ACT4070 is a current-mode step-down DC/DC converter that generates up to 3A output current at 400kHz switching frequency.

Key Features

  •  3A Output Current.
  •  Up to 95% Efficiency.
  •  4.5V to 30V Input Range.
  •  6µA Shutdown Supply Current.
  •  400kHz Switching Frequency.
  •  Adjustable Output Voltage.
  •  Cycle-by-Cycle Current Limit Protection.
  •  Thermal Shutdown Protection.
  •  Internal Soft Start Function.
  •  Frequency Fold Back at Short Circuit.
  •  Stability with Wide Range of Capacitors, Including Low ESR Ceramic Capacitors.
  •  SOP-8/EP (Exposed Pad) Package.

📥 Download Datasheet

Datasheet Details

Part number ACT4070
Manufacturer Active-Semi
File Size 627.58 KB
Description Wide Input 3A Step Down Converter
Datasheet download datasheet ACT4070 Datasheet

Full PDF Text Transcription for ACT4070 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for ACT4070. For precise diagrams, and layout, please refer to the original PDF.

www.DataSheet4U.com ACT4070 Rev 0, 12/2006 Wide Input 3A Step Down Converter FEATURES  3A Output Current  Up to 95% Efficiency  4....

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urrent  Up to 95% Efficiency  4.