Vishay Semiconductor Opto Division
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TSOP77238TR
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TSOP77238TR

Product Overview

Category

The TSOP77238TR belongs to the category of infrared receivers.

Use

It is used for receiving infrared signals from remote controls.

Characteristics

  • High sensitivity
  • Wide operating voltage range
  • Low power consumption

Package

The TSOP77238TR is available in a surface-mount package.

Essence

This product is essential for decoding infrared signals and converting them into electrical signals for further processing.

Packaging/Quantity

The TSOP77238TR is typically packaged in reels with a quantity of 2500 units per reel.

Specifications

  • Supply Voltage: 2.5V to 5.5V
  • Carrier Frequency: 38kHz
  • Output Voltage: 0V (active low)
  • Operating Temperature Range: -25°C to 85°C

Detailed Pin Configuration

The TSOP77238TR has three pins: 1. OUT (Output) 2. GND (Ground) 3. VS (Supply Voltage)

Functional Features

  • High immunity against ambient light
  • Improved shielding against electrical field disturbances
  • Photodetector and preamplifier in one package

Advantages and Disadvantages

Advantages

  • High sensitivity allows for reliable signal reception
  • Wide operating voltage range enhances compatibility with different systems
  • Low power consumption contributes to energy efficiency

Disadvantages

  • Limited carrier frequency may not be suitable for all applications
  • Surface-mount package may require specialized equipment for assembly and rework

Working Principles

The TSOP77238TR operates by detecting modulated infrared signals and converting them into corresponding electrical signals. It utilizes a photodetector and preamplifier to achieve high sensitivity and immunity against ambient light and electrical disturbances.

Detailed Application Field Plans

The TSOP77238TR is widely used in various consumer electronics, including: - Television sets - Set-top boxes - DVD players - Air conditioners - Home theater systems

Detailed and Complete Alternative Models

Some alternative models to the TSOP77238TR include: - TSOP38238 - TSOP4840 - TSOP31238

In conclusion, the TSOP77238TR is a crucial component in infrared remote control systems, offering high sensitivity, wide compatibility, and reliable performance in various consumer electronic devices.

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技術ソリューションにおける TSOP77238TR の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is TSOP77238TR?

    • TSOP77238TR is a miniaturized IR receiver module for infrared remote control systems.

  2. What is the operating voltage range of TSOP77238TR?

    • The operating voltage range of TSOP77238TR is 2.5V to 5.5V.

  3. What is the typical reception range of TSOP77238TR?

    • The typical reception range of TSOP77238TR is approximately 45 meters.

  4. What is the carrier frequency of TSOP77238TR?

    • The carrier frequency of TSOP77238TR is typically 38 kHz.

  5. What is the output signal format of TSOP77238TR?

    • The output signal format of TSOP77238TR is active low.

  6. What is the typical supply current of TSOP77238TR?

    • The typical supply current of TSOP77238TR is 350 µA.

  7. What is the recommended operating temperature range of TSOP77238TR?

    • The recommended operating temperature range of TSOP77238TR is -25°C to +85°C.

  8. Can TSOP77238TR be used in battery-powered applications?

    • Yes, TSOP77238TR can be used in battery-powered applications due to its low power consumption.

  9. Is TSOP77238TR compatible with standard microcontrollers?

    • Yes, TSOP77238TR is compatible with standard microcontrollers and can be easily integrated into various technical solutions.

  10. What are some common applications of TSOP77238TR?

    • Common applications of TSOP77238TR include remote controls, IR data transmission, and infrared sensing in consumer electronics and industrial automation.