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A4480 Datasheet Automotive Regulator

Manufacturer: Allegro MicroSystems

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General Description

The A4480 is a wide input regulator with complete control, diagnostics, and protection

Overview

A4480 Wide Input 5 V, 50 mA, Automotive Regulator with Output Short-to-Battery Protection and Power.

Key Features

  • Automotive AEC-Q100 qualified.
  • Wide operating range of 3.5 to 28 V, with 40 V load dump rating.
  • Linear regulator output with foldback short-circuit and short-to-battery protection.
  • Boost function to maintain output when input is low.
  • Power OK (POK) flag.
  • High-voltage logic-level enable input (ENB) for microprocessor or ignition control.
  • Pin-to-pin and pin-to-ground tolerant at every pin.

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