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A3280ELHLT

A3280ELHLT

Product Overview

  • Category: Integrated Circuit
  • Use: This product is a Hall Effect sensor designed for various applications such as position sensing, proximity detection, and current sensing.
  • Characteristics: The A3280ELHLT features high sensitivity, low offset voltage, and a wide operating voltage range. It comes in a small package suitable for compact designs.
  • Package: SOT-23W
  • Essence: The essence of the A3280ELHLT lies in its precise magnetic field sensing capabilities and versatile application potential.
  • Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

  • Operating Voltage Range: 3.8V to 24V
  • Output Current: 25mA
  • Operating Temperature Range: -40°C to 150°C
  • Sensitivity: 2.5mV/Gauss
  • Output Voltage Swing: 20mV to (VCC - 1.2V)

Detailed Pin Configuration

  1. VCC
  2. GND
  3. Output

Functional Features

  • High Sensitivity: The A3280ELHLT offers exceptional sensitivity to magnetic fields, making it suitable for precise position and proximity detection.
  • Wide Operating Voltage Range: With an operating voltage range of 3.8V to 24V, this sensor can be used in a variety of power supply configurations.
  • Low Offset Voltage: The low offset voltage ensures accurate and reliable sensing performance.

Advantages and Disadvantages

  • Advantages:
    • High sensitivity
    • Wide operating voltage range
    • Low offset voltage
  • Disadvantages:
    • Limited output current capacity

Working Principles

The A3280ELHLT operates based on the Hall Effect, where a voltage difference is generated across a conductor when subjected to a magnetic field. This voltage difference is then amplified and converted into a measurable output signal.

Detailed Application Field Plans

  • Automotive: Position sensing in throttle pedals, gear shifters, and brake systems.
  • Industrial Automation: Proximity detection in conveyor systems and rotary encoders.
  • Consumer Electronics: Current sensing in battery management systems and smart appliances.

Detailed and Complete Alternative Models

  • A3281ELHLT: Similar specifications with enhanced ESD protection.
  • A3282ELHLT: Higher sensitivity variant for more demanding applications.

This comprehensive entry provides a detailed insight into the A3280ELHLT, covering its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Liste 10 perguntas e respostas comuns relacionadas à aplicação de A3280ELHLT em soluções técnicas

  1. What is the A3280ELHLT?

    • The A3280ELHLT is a low-noise, high-sensitivity, micropower Hall-effect switch designed for portable and battery-operated equipment such as cell phones, cameras, and laptops.
  2. What are the key features of the A3280ELHLT?

    • The A3280ELHLT features a wide operating voltage range, ultra-low power consumption, and a built-in reverse battery protection.
  3. How does the A3280ELHLT work?

    • The A3280ELHLT operates by sensing the presence of a magnetic field and switching its output state based on the polarity of the magnetic field.
  4. What are the typical applications of the A3280ELHLT?

    • Typical applications include position and proximity sensing, open/close detection, speed and RPM measurement, and flow metering.
  5. What is the operating voltage range of the A3280ELHLT?

    • The A3280ELHLT has an operating voltage range from 2.5V to 5.5V.
  6. What is the quiescent current consumption of the A3280ELHLT?

    • The A3280ELHLT has an ultra-low quiescent current consumption of typically 6µA at 25°C.
  7. Does the A3280ELHLT have built-in protection features?

    • Yes, the A3280ELHLT includes built-in reverse battery protection to prevent damage in case of reverse battery connection.
  8. Can the A3280ELHLT be used in automotive applications?

    • Yes, the A3280ELHLT is suitable for automotive applications such as gear position sensing and door open/close detection.
  9. What is the temperature range for the A3280ELHLT?

    • The A3280ELHLT has an operating temperature range from -40°C to 85°C.
  10. Is the A3280ELHLT RoHS compliant?

    • Yes, the A3280ELHLT is RoHS compliant, making it suitable for use in environmentally sensitive applications.