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ACT4070B Datasheet Wide Input 3a Step Down Converter

Manufacturer: Active-Semi

Overview: ACT4070B Rev 0, 23-Apr-12 Wide Input 3A Step Down Converter.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

ACT4070B is a wide input voltage step-down DC/DC converter that provides up to 3A output current at 300kHz switching frequency.

ACT4070B is a replacement part for ACT4070 with advanced

Key Features

  • 3A Output Current.
  • Up to 95% Efficiency.
  • 6.5V to 30V Input Range.
  • 100µA Shutdown Supply Current.
  • 4mA Standby Input Current.
  • 300kHz Switching Frequency.
  • Output Voltage Up to 12V.
  • 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.

ACT4070B Distributor