A1122LLHLT-T - ALLEGRO

Manufacturer Part Number

A1122LLHLT-T

Manufacturer

allegro-microsystems

Introduction

The A1122LLHLT-T is a unipolar, Hall-effect switch that operates in response to the magnetic field from a permanent magnet or electromagnet. It features a wide operating temperature range, high-quality performance, and automotive-grade reliability.

Product Features and Performance

Unipolar switch function

Hall-effect technology

South pole sensing

Sensing range: 20mT trip, 11mT release

Wide operating temperature range: -40°C to 150°C

Supply voltage: 3V to 24V

Maximum supply current: 4mA

Maximum output current: 25mA

Open-drain output type

Product Advantages

Reliable and consistent switching performance

Robust design for demanding automotive and industrial applications

Compact surface-mount package for space-constrained designs

Broad operating voltage and temperature range

Key Reasons to Choose This Product

Automotive-grade quality and reliability

Excellent magnetic sensitivity and hysteresis

Wide operating temperature range suitable for diverse environments

Surface-mount package for easy integration into PCB designs

Cost-effective solution for magnetic sensing applications

Quality and Safety Features

Qualified to AEC-Q100 standard for automotive applications

Robust design and rugged construction for reliable operation

ESD protection for enhanced system-level robustness

Compatibility

The A1122LLHLT-T is a direct replacement for the following products:

A1122LLHLT

A1122LLHLT-T/SP

Application Areas

Automotive systems (e.g., transmission, engine, and suspension monitoring)

Industrial automation and control

White goods and home appliances

Consumer electronics

Product Lifecycle

The A1122LLHLT-T is an active, currently available product. There are no plans for discontinuation at this time. If you require additional information or need to explore alternative options, please contact our sales team through our website.