Vishay Semiconductor Opto Division
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TSOP4538
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TSOP4538 Infrared Receiver Module

Introduction

The TSOP4538 is an infrared receiver module that belongs to the category of electronic components used for receiving and decoding infrared signals. This module is commonly used in remote control systems, security systems, and other applications where infrared communication is required.

Basic Information Overview

  • Category: Electronic component
  • Use: Receiving and decoding infrared signals
  • Characteristics: High sensitivity, low power consumption
  • Package: Through-hole package
  • Essence: Reliable infrared signal reception
  • Packaging/Quantity: Typically available in reels of 1000 units

Specifications

  • Operating Voltage: 2.5V to 5.5V
  • Carrier Frequency: 38kHz
  • Supply Current: 350µA
  • Output Voltage: 0.4V (Low), 4.5V (High)

Detailed Pin Configuration

The TSOP4538 module typically consists of three pins: 1. OUT: Output pin for the demodulated infrared signal 2. GND: Ground connection 3. VS: Power supply input

Functional Features

  • High immunity against ambient light
  • Improved shielding against electrical noise
  • Compatible with various microcontrollers and IR protocols
  • Low power consumption for extended battery life

Advantages and Disadvantages

Advantages: - High sensitivity to infrared signals - Wide operating voltage range - Compact and easy to integrate into circuit designs

Disadvantages: - Limited to a specific carrier frequency (38kHz) - Susceptible to interference from other infrared sources

Working Principles

The TSOP4538 operates based on the principle of detecting modulated infrared signals at a carrier frequency of 38kHz. When exposed to infrared radiation at this frequency, the module demodulates the signal and provides a corresponding output.

Detailed Application Field Plans

  1. Remote Control Systems: Used in TVs, air conditioners, and other consumer electronics for remote operation.
  2. Security Systems: Integrated into motion sensors and alarm systems for detecting infrared signatures.
  3. Automation Systems: Employed in industrial automation for remote control and monitoring applications.

Detailed and Complete Alternative Models

  1. TSOP4838: Similar to TSOP4538 but with improved sensitivity and noise immunity.
  2. TSOP38238: A compact SMD version of the TSOP4538 with similar performance characteristics.

In conclusion, the TSOP4538 infrared receiver module offers reliable and efficient reception of infrared signals, making it a valuable component in various electronic applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av TSOP4538 i tekniska lösningar

  1. What is TSOP4538?

    • TSOP4538 is a miniaturized IR receiver module for infrared remote control systems.

  2. What is the operating voltage of TSOP4538?

    • The operating voltage range of TSOP4538 is typically 2.5V to 5.5V.

  3. What is the typical reception range of TSOP4538?

    • The typical reception range of TSOP4538 is around 38 kHz and can vary based on specific conditions.

  4. How does TSOP4538 filter out noise from ambient light?

    • TSOP4538 has built-in AGC (Automatic Gain Control) to suppress interference from ambient light sources.

  5. Can TSOP4538 be used with different types of remote controls?

    • Yes, TSOP4538 is compatible with a wide range of remote control protocols and can be used with various devices.

  6. What is the output signal format of TSOP4538?

    • The output signal format of TSOP4538 is active low and it provides a demodulated output signal.

  7. What are the typical applications of TSOP4538?

    • TSOP4538 is commonly used in TVs, audio systems, air conditioners, and other consumer electronics for remote control functionality.

  8. Does TSOP4538 require any external components for operation?

    • No, TSOP4538 does not require any external components for basic operation.

  9. What is the pin configuration of TSOP4538?

    • TSOP4538 typically has 3 pins: VCC, GND, and OUT for power supply and output connection.

  10. Is TSOP4538 sensitive to different environmental conditions?

    • TSOP4538 is designed to be stable and reliable under normal environmental conditions, but extreme conditions may affect its performance.

Feel free to ask if you need further details on any of these questions!