Manufacturer Part Number
A1220LLHLT-T
Manufacturer
Allegro MicroSystems
Introduction
Allegro MicroSystems A1220LLHLT-T is a Hall-effect latch sensor IC with an open-drain output.
Product Features and Performance
Operates on 3V to 24V supply voltage
Wide operating temperature range of -40°C to 150°C
Hall-effect technology for magnetic sensing
Latch function with south pole activation
4mT trip and -4mT release points
Open-drain output with 25mA max current
Surface mount packaging
Product Advantages
Wide voltage and temperature operating range
Precise magnetic sensing with latch function
Robust open-drain output for various applications
Small surface mount package for space-constrained designs
Key Technical Parameters
Supply voltage: 3V to 24V
Operating temperature: -40°C to 150°C
Magnetic trip/release points: 4mT / -4mT
Output type: Open-drain
Maximum output current: 25mA
Package: SOT-23W
Quality and Safety Features
RoHS3 compliant
AEC-Q100 qualified for automotive applications
Compatibility
Suitable for a wide range of applications requiring magnetic sensing and latch functionality
Application Areas
Automotive systems
Industrial control and automation
Consumer electronics
White goods
Product Lifecycle
Currently in production
No discontinuation or replacement plans announced
Several Key Reasons to Choose This Product
Wide operating voltage and temperature range
Precise magnetic sensing with latch function
Robust open-drain output for versatile applications
Small surface mount package for space-constrained designs
RoHS3 compliance and AEC-Q100 qualification for quality and reliability