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FAN5094 Datasheet Multi-Phase Interleaved Buck Converter

Manufacturer: Fairchild (now onsemi)

Overview: www.fairchildsemi.com FAN5094 Multi-Phase Interleaved Buck Converter.

General Description

The FAN5094 is a synchronous multi-phase DC-DC controller IC which provides a highly accurate, programmable output voltage for all high-performance processors.

Two interleaved synchronous buck regulator phases with built-in current sharing operate 180° out of phase to provide the fast transient response needed to satisfy high current applications while minimizing external components.

FAN5094s can be paralleled while maintaining both frequency and phase synchronization and ensuring current sharing in a high-power system.

Key Features

  • Programmable output from 1.100V to 1.850V in 25mV steps using an integrated 5-bit DAC.
  • Two interleaved synchronous phases per IC for maximum performance.
  • Up to 4 phase power system.
  • Built-in current sharing between phases and between ICs.
  • Frequency and phase synchronization between ICs.
  • Remote sense and Programmable Active Droop™.
  • High precision voltage reference.
  • High speed transient response.
  • Programmable frequen.