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AH9249 Datasheet HIGH SENSITIVITY MICROPOWER OMNIPOLAR HALL-EFFECT SWITCH

Manufacturer: Diodes Incorporated

General Description

The AH9249 is an ultra-sensitive Hall-effect switch with digital latched output, mainly designed for battery-operation, hand-held equipments.

Special CMOS process is used for low-voltage and low-power requirement.

A chopper stabilized amplifier improves stability of magnetic switch points.

Overview

NOT RECOMMENDED FOR NEW DESIGN USE AH9247 AH9249 HIGH SENSITIVITY MICROPOWER OMNIPOLAR HALL-EFFECT.

Key Features

  • SOT-23-3 DFN-2×2-3.
  • Micropower Operation.
  • 2.5V to 5.5V Power Supply.
  • Switching for Both Poles of a Magnet (Omnipolar).
  • Stabilized Chopper.
  • Superior Temperature Stability.
  • Digital Output Signal.
  • Built-in Pull-up Resistor.
  • ESD Rating: 4000V (Human Body Model) 600V (Machine Model).
  • Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2).
  • Halogen and Antimony Free. “Green” Device (Note 3).