Diodes Incorporated
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AH3781-W-7

AH3781-W-7 Product Overview

Introduction

AH3781-W-7 is a versatile electronic component that belongs to the category of Hall Effect sensors. This sensor is widely used in various applications due to its unique characteristics and functional features.

Basic Information Overview

  • Category: Hall Effect Sensor
  • Use: Detection of magnetic fields and proximity sensing
  • Characteristics: High sensitivity, low power consumption, compact size
  • Package: SMD (Surface Mount Device)
  • Essence: Reliable and accurate magnetic field detection
  • Packaging/Quantity: Typically supplied in reels of 2500 pieces

Specifications

  • Operating Voltage: 2.5V - 5.5V
  • Output Type: Digital
  • Operating Temperature Range: -40°C to 85°C
  • Sensitivity: 25Gauss (typical)

Detailed Pin Configuration

The AH3781-W-7 sensor has a standard 3-pin configuration: 1. VCC (Power supply) 2. GND (Ground) 3. OUT (Digital 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.

Advantages and Disadvantages

Advantages

  • High sensitivity
  • Compact size
  • Wide operating voltage range

Disadvantages

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

Working Principles

The AH3781-W-7 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 converted into a digital output signal by the sensor.

Detailed Application Field Plans

Automotive Industry

  • Proximity sensing for automatic door openers
  • Speed detection in vehicle transmission systems

Consumer Electronics

  • Position sensing in smart home devices
  • Proximity detection in smartphones and tablets

Detailed and Complete Alternative Models

  1. AH3765-W-7: Similar specifications with a different package type
  2. AH3799-W-7: Higher temperature range and increased sensitivity

In conclusion, the AH3781-W-7 Hall Effect sensor offers reliable and accurate magnetic field detection in a compact and energy-efficient package. Its versatility makes it suitable for a wide range of applications in various industries.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van AH3781-W-7 in technische oplossingen

  1. What is AH3781-W-7?

    • AH3781-W-7 is a high-performance adhesive tape commonly used in technical solutions for bonding, sealing, and insulating applications.

  2. What are the key features of AH3781-W-7?

    • AH3781-W-7 features excellent adhesion to a wide range of substrates, high temperature resistance, and good conformability for easy application.

  3. What types of substrates can AH3781-W-7 bond to?

    • AH3781-W-7 can bond to various substrates including metals, plastics, glass, and composites, making it versatile for different technical solutions.

  4. Is AH3781-W-7 suitable for outdoor applications?

    • Yes, AH3781-W-7 is designed to withstand outdoor conditions and provides reliable performance in both indoor and outdoor applications.

  5. Can AH3781-W-7 be used for electrical insulation?

    • Yes, AH3781-W-7 offers good electrical insulation properties, making it suitable for applications where electrical insulation is required.

  6. What temperature range can AH3781-W-7 withstand?

    • AH3781-W-7 can withstand a wide temperature range, typically from -40°C to 150°C, making it suitable for demanding technical solutions.

  7. Does AH3781-W-7 leave residue when removed?

    • No, AH3781-W-7 is designed to leave minimal to no residue upon removal, ensuring clean and easy maintenance of bonded components.

  8. Is AH3781-W-7 compatible with solvent-based paints and coatings?

    • Yes, AH3781-W-7 is compatible with solvent-based paints and coatings, allowing for seamless integration into various technical solutions.

  9. Can AH3781-W-7 be used for structural bonding applications?

    • While AH3781-W-7 provides strong adhesion, it is primarily designed for non-structural bonding and sealing applications.

  10. Are there any special storage requirements for AH3781-W-7?

    • AH3781-W-7 should be stored in a cool, dry place away from direct sunlight and moisture to maintain its optimal performance and shelf life.