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AAT4644 Datasheet 4-Channel Current Limited Load Switch

Manufacturer: Skyworks Solutions

General Description

The AAT4644 is a four-channel resettable fuse.

It utilizes independent current-limited and thermally-protected P-channel MOSFETs to protect against short circuits.

Current limit is factory programmed at 1A.

Overview

General.

Key Features

  • 500mA per Channel Steady State.
  • 4 x 1A Current Limit Trip Point.
  • Over-Temperature Protection.
  • Fast Transient Response:.
  • 1μs (Typ) Response to Short Circuit.
  • 100m Typical RDS(ON).
  • Under-Voltage Lockout.
  • Temperature Range: -40°C.