Allegro MicroSystems, LLC
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A1143ELHLT-T
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A1143ELHLT-T Product Overview

Introduction

The A1143ELHLT-T is a versatile electronic component that belongs to the category of Hall Effect sensors. This entry provides an in-depth overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Hall Effect Sensor
  • Use: Detection of magnetic fields and proximity sensing
  • Characteristics: High sensitivity, low power consumption, compact size
  • Package: SOT-23, SMD/SMT
  • Essence: Utilizes the Hall Effect to detect magnetic fields
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

  • Operating Voltage: 2.5V to 5.5V
  • Output Current: 8mA
  • Operating Temperature: -40°C to 85°C
  • Sensitivity: 30Gauss (Typical)

Detailed Pin Configuration

  1. VCC (Power Supply)
  2. GND (Ground)
  3. Output

Functional Features

  • Magnetic Field Detection: Capable of detecting both north and south pole magnetic fields
  • Proximity Sensing: Can be used for non-contact proximity sensing applications
  • Low Power Consumption: Ideal for battery-powered devices
  • Compact Size: SOT-23 package allows for space-efficient PCB design

Advantages and Disadvantages

Advantages

  • High sensitivity
  • Wide operating voltage range
  • Compact and versatile
  • Low power consumption

Disadvantages

  • Limited temperature range compared to some industrial sensors
  • Susceptible to electromagnetic interference in certain environments

Working Principles

The A1143ELHLT-T operates based on the Hall Effect, where a voltage difference is created across a conductor when subjected to a magnetic field. This voltage difference is then measured and converted into a digital output signal, allowing for the detection of magnetic fields and proximity sensing.

Detailed Application Field Plans

The A1143ELHLT-T is commonly used in various applications, including: - Proximity switches - Position sensing - Speed detection in automotive applications - Brushless DC motor commutation - Magnetic encoders

Detailed and Complete Alternative Models

  • A1144ELHLT-T: Similar specifications with minor variations
  • SS49E: Alternative option with different package and characteristics
  • US5881EUA: Comparable Hall Effect sensor with enhanced temperature range

In conclusion, the A1143ELHLT-T is a reliable Hall Effect sensor with diverse applications and notable advantages, making it a popular choice for proximity sensing and magnetic field detection in various electronic systems.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af A1143ELHLT-T i tekniske løsninger

  1. What is A1143ELHLT-T?

    • A1143ELHLT-T is a high-performance, ultra-sensitive Hall-effect sensor designed for use in various technical solutions.

  2. What are the key features of A1143ELHLT-T?

    • The key features of A1143ELHLT-T include ultra-sensitive magnetic sensing, wide operating voltage range, and small package size.

  3. In what applications can A1143ELHLT-T be used?

    • A1143ELHLT-T can be used in applications such as proximity sensing, position sensing, speed measurement, and current sensing in automotive, industrial, and consumer electronics.

  4. What is the operating voltage range of A1143ELHLT-T?

    • A1143ELHLT-T has an operating voltage range of 3.8V to 24V, making it suitable for a wide range of applications.

  5. How sensitive is A1143ELHLT-T to magnetic fields?

    • A1143ELHLT-T is ultra-sensitive to magnetic fields, allowing for precise and accurate sensing in various environments.

  6. Does A1143ELHLT-T have built-in protection features?

    • Yes, A1143ELHLT-T includes built-in protection against reverse battery, overvoltage, and output short circuits, enhancing its reliability in different applications.

  7. What is the temperature range for A1143ELHLT-T?

    • A1143ELHLT-T operates within a temperature range of -40°C to 150°C, ensuring its performance in harsh environmental conditions.

  8. Can A1143ELHLT-T be used in automotive applications?

    • Yes, A1143ELHLT-T is suitable for automotive applications, including gear shifters, pedal position sensing, and electronic power steering systems.

  9. Is A1143ELHLT-T RoHS compliant?

    • Yes, A1143ELHLT-T is RoHS compliant, meeting environmental standards for hazardous substance restrictions.

  10. Where can I find more detailed technical information about A1143ELHLT-T?

    • Detailed technical information about A1143ELHLT-T can be found in the product datasheet available on the manufacturer's website or through authorized distributors.