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SS551AT
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SS551AT Encyclopedia Entry

Product Overview

Belongs to: Magnetic Sensors
Category: Hall Effect Sensor
Use: Detection of magnetic fields
Characteristics: Small size, high sensitivity, digital output
Package: SOT-23, TO-92, SIP-3
Essence: Utilizes Hall effect to detect magnetic fields
Packaging/Quantity: Tape and reel, 3000 pieces per reel

Specifications

  • Operating Voltage: 2.5V - 5.5V
  • Output Type: Digital
  • Operating Temperature: -40°C to 85°C
  • Sensitivity: 25Gauss
  • Response Time: 4µs

Detailed Pin Configuration

  1. VCC
  2. GND
  3. Output

Functional Features

  • High sensitivity to magnetic fields
  • Digital output for easy interfacing with microcontrollers
  • Wide operating voltage range for flexibility in different applications

Advantages

  • Small package size allows for easy integration into compact designs
  • High sensitivity enables accurate detection of weak magnetic fields
  • Digital output simplifies interface with control systems

Disadvantages

  • Limited temperature range compared to some other sensors
  • Susceptible to interference from external magnetic fields

Working Principles

The SS551AT 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, providing information about the presence and strength of the magnetic field.

Detailed Application Field Plans

  • Proximity sensing in consumer electronics
  • Position sensing in automotive applications
  • Speed detection in industrial equipment

Detailed and Complete Alternative Models

  • SS49E: Analog output Hall effect sensor
  • A3144: Ratiometric Hall effect sensor
  • OH090U: Ultra-miniature Hall effect sensor

This comprehensive entry provides an in-depth understanding of the SS551AT, covering its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

기술 솔루션에 SS551AT 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is SS551AT?

    • SS551AT is a type of sensor that detects motion and presence using infrared technology.

  2. How does SS551AT work?

    • SS551AT works by emitting infrared radiation and detecting the reflection of this radiation off nearby objects to determine motion and presence.

  3. What are the typical applications of SS551AT?

    • SS551AT is commonly used in security systems, automatic lighting controls, and occupancy detection in buildings.

  4. What is the operating range of SS551AT?

    • The operating range of SS551AT is typically up to 5 meters, depending on environmental conditions.

  5. Can SS551AT be used outdoors?

    • Yes, SS551AT can be used outdoors as long as it is installed in a weatherproof housing to protect it from the elements.

  6. Does SS551AT require line of sight for detection?

    • No, SS551AT does not require line of sight for detection as it uses infrared reflection to sense motion and presence.

  7. What power supply is required for SS551AT?

    • SS551AT typically operates on low voltage DC power, commonly ranging from 5V to 24V.

  8. Is SS551AT compatible with home automation systems?

    • Yes, SS551AT can be integrated with various home automation systems to provide motion and presence detection functionality.

  9. Can SS551AT differentiate between different types of motion?

    • SS551AT is primarily designed to detect general motion and presence and may not differentiate between specific types of motion.

  10. Are there any special installation considerations for SS551AT?

    • It is important to install SS551AT at an appropriate height and angle to ensure optimal detection coverage, and to minimize interference from other sources of infrared radiation.