Allegro MicroSystems, LLC
A imagem pode ser uma representação.
Veja as especificações para detalhes do produto.
A1262LLHLT-T
Ver detalhes DataSheets

A1262LLHLT-T Product Overview

Introduction

The A1262LLHLT-T is a magnetic sensor that belongs to the category of Hall Effect sensors. This device is commonly used for position sensing, proximity detection, and current sensing applications due to its unique characteristics and features.

Basic Information Overview

  • Category: Magnetic Sensor
  • Use: Position Sensing, Proximity Detection, Current Sensing
  • Characteristics: High Sensitivity, Low Power Consumption, Wide Operating Temperature Range
  • Package: SOT-23 Surface Mount Package
  • Essence: Reliable and Accurate Magnetic Sensing
  • Packaging/Quantity: Available in Tape & Reel Packaging, Quantity Varies by Supplier

Specifications

  • Operating Voltage: 2.5V to 5.5V
  • Output Type: Digital Open-Drain
  • Sensitivity: 3.125mV/Gauss
  • Operating Temperature: -40°C to 85°C
  • Supply Current: 6mA (max)

Detailed Pin Configuration

The A1262LLHLT-T has three pins: 1. VCC: Power Supply Input 2. GND: Ground Connection 3. OUT: Digital Output

Functional Features

  • High Sensitivity: Detects small changes in magnetic fields
  • Low Power Consumption: Ideal for battery-powered applications
  • Reverse Polarity Protection: Ensures robustness against incorrect connections
  • Wide Operating Temperature Range: Suitable for various environmental conditions

Advantages and Disadvantages

Advantages: - High Sensitivity for Precise Detection - Low Power Consumption for Energy Efficiency - Robust Design with Reverse Polarity Protection

Disadvantages: - Limited Operating Temperature Range (-40°C to 85°C) - Requires External Pull-Up Resistor for Output

Working Principles

The A1262LLHLT-T operates based on the Hall Effect, where it detects changes in magnetic fields and converts them into digital output signals. When exposed to a magnetic field, the sensor's output switches state, providing information about the presence or absence of the magnetic field.

Detailed Application Field Plans

  1. Position Sensing: Used in automotive applications for detecting the position of pedals, gear shifters, and throttle valves.
  2. Proximity Detection: Employed in industrial machinery to sense the presence of metallic objects in proximity to moving parts.
  3. Current Sensing: Integrated into power management systems to measure and monitor electrical currents in circuits.

Detailed and Complete Alternative Models

  1. A1262LUA-T: Similar specifications with different package type (Unibody SIP)
  2. A1262LLHRT-T: Higher temperature range (-40°C to 125°C) variant for extreme environments
  3. A1262LLHXT-T: Extended temperature range (-40°C to 150°C) version for specialized applications

In conclusion, the A1262LLHLT-T magnetic sensor offers high sensitivity, low power consumption, and versatile applications in position sensing, proximity detection, and current sensing fields. Its robust design and reliable performance make it a preferred choice for various electronic systems.

Word Count: 410

Liste 10 perguntas e respostas comuns relacionadas à aplicação de A1262LLHLT-T em soluções técnicas

  1. What is the A1262LLHLT-T used for?

    • The A1262LLHLT-T is a Hall effect sensor designed for applications such as proximity sensing, position sensing, and current sensing in various technical solutions.

  2. What is the operating voltage range of the A1262LLHLT-T?

    • The A1262LLHLT-T operates within a voltage range of 3.8V to 24V, making it suitable for a wide range of electronic systems.

  3. How does the A1262LLHLT-T communicate with microcontrollers or other devices?

    • The A1262LLHLT-T outputs a digital signal that can be easily interfaced with microcontrollers or other digital devices, simplifying integration into technical solutions.

  4. What is the temperature range in which the A1262LLHLT-T operates?

    • The A1262LLHLT-T has an operating temperature range of -40°C to 125°C, ensuring reliable performance in various environmental conditions.

  5. Can the A1262LLHLT-T be used for non-contact switching applications?

    • Yes, the A1262LLHLT-T is suitable for non-contact switching applications due to its Hall effect sensing technology.

  6. What are the typical applications of the A1262LLHLT-T in automotive systems?

    • In automotive systems, the A1262LLHLT-T can be used for gear position sensing, seat position detection, and throttle control, among other applications.

  7. Does the A1262LLHLT-T require external components for operation?

    • The A1262LLHLT-T includes built-in protection diodes and a regulator, reducing the need for external components and simplifying design considerations.

  8. What is the output format of the A1262LLHLT-T?

    • The A1262LLHLT-T provides a digital open-drain output, offering flexibility in connecting to various types of input circuits.

  9. Is the A1262LLHLT-T sensitive to external magnetic fields?

    • The A1262LLHLT-T features robust magnetic sensitivity and immunity to interference, ensuring reliable operation in the presence of external magnetic fields.

  10. Can the A1262LLHLT-T be used in battery-powered applications?

    • Yes, the low power consumption of the A1262LLHLT-T makes it suitable for battery-powered applications, extending the operational lifespan of the system.