Vishay Semiconductor Opto Division
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TSOP57438ETT1
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TSOP57438ETT1

Product Overview

TSOP57438ETT1 belongs to the category of Infrared Receivers. It is commonly used in remote control systems for consumer electronics such as televisions, DVD players, and set-top boxes. The device is characterized by its high sensitivity, low power consumption, and compact package. It is typically available in a surface-mount package and is essential for receiving infrared signals from remote controls. The packaging consists of tape and reel, with a quantity of 2500 pieces per reel.

Specifications

  • Supply Voltage: 2.5V to 5.5V
  • Carrier Frequency: 38 kHz
  • Supply Current: 350 µA
  • Operating Temperature Range: -25°C to 85°C
  • Package Type: Surface Mount
  • Package Size: 3mm x 3mm x 1.55mm

Detailed Pin Configuration

The TSOP57438ETT1 has a total of 3 pins: 1. OUT (Output) 2. GND (Ground) 3. VS (Supply Voltage)

Functional Features

  • High Immunity against Ambient Light
  • Improved Shielding against Electrical Field Disturbances
  • Low Power Consumption
  • Photodetector and Pre-amplifier in One Package
  • Internal Filter for PCM Frequency

Advantages and Disadvantages

Advantages

  • High Sensitivity
  • Compact Package
  • Wide Operating Voltage Range
  • Easy Integration into Circuit Designs

Disadvantages

  • Limited Carrier Frequency Compatibility
  • Susceptible to Direct Sunlight Interference

Working Principles

The TSOP57438ETT1 operates based on the principle of detecting modulated infrared signals. When an infrared signal at the carrier frequency of 38 kHz is received, the device demodulates the signal and provides an output that corresponds to the received data.

Detailed Application Field Plans

The TSOP57438ETT1 is widely used in various consumer electronic products, including: - Television Remote Controls - DVD Player Remote Controls - Set-Top Box Remote Controls - Home Automation Systems

Detailed and Complete Alternative Models

Some alternative models to TSOP57438ETT1 include: - TSOP4838 - TSOP38238 - TSOP31238 - TSOP75438

In conclusion, the TSOP57438ETT1 is a highly sensitive and compact infrared receiver suitable for a wide range of consumer electronic applications. Its high immunity against ambient light and low power consumption make it an ideal choice for remote control systems.

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10个与TSOP57438ETT1在技术解决方案中的应用相关的常见问题及解答

  1. What is TSOP57438ETT1?

    • TSOP57438ETT1 is a miniaturized IR receiver module for infrared remote control systems.

  2. What are the key features of TSOP57438ETT1?

    • The key features include a photo detector, preamplifier circuit, and an internal filter for PCM frequency.

  3. What is the operating voltage range of TSOP57438ETT1?

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

  4. What is the typical reception range of TSOP57438ETT1?

    • The typical reception range is around 45 meters.

  5. What is the carrier frequency of TSOP57438ETT1?

    • The carrier frequency is typically 38 kHz.

  6. How does TSOP57438ETT1 handle different data formats?

    • It can demodulate various data formats such as RC-5, RC-6, and NEC.

  7. What are the typical applications of TSOP57438ETT1?

    • It is commonly used in TVs, air conditioners, set-top boxes, and other home appliances.

  8. What is the pin configuration of TSOP57438ETT1?

    • It has a three-pin configuration: GND, VCC, and OUT.

  9. How does TSOP57438ETT1 handle ambient light interference?

    • It has built-in suppression of spurious pulses from fluorescent lamps and other sources of noise.

  10. What are the recommended storage and operating temperatures for TSOP57438ETT1?

    • The recommended storage temperature is between -25°C to +85°C, and the operating temperature is between -25°C to +85°C.