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TSOP4840

TSOP4840 Infrared Receiver Module

Product Overview

The TSOP4840 is an infrared receiver module belonging to the category of sensor devices. It is commonly used in remote control systems for consumer electronics and industrial applications. The module possesses unique characteristics such as high sensitivity, low power consumption, and a compact package. It is typically available in a standard 3-pin through-hole package and is sold in quantities suitable for both individual and bulk usage.

Specifications

  • Supply Voltage: 2.5V to 5.5V
  • Carrier Frequency: 38kHz
  • Output Signal: Active Low
  • Operating Temperature Range: -25°C to 85°C
  • Package Type: Through-Hole
  • Package Dimensions: 6.95mm x 6.95mm x 5.35mm

Detailed Pin Configuration

The TSOP4840 module features three pins: 1. OUT (Output) 2. GND (Ground) 3. VCC (Supply Voltage)

Functional Features

The TSOP4840 operates by receiving modulated infrared signals and converting them into electrical signals. Its high sensitivity allows it to detect even weak infrared signals, making it suitable for various remote control applications. The module's low power consumption ensures minimal impact on the overall power efficiency of the system.

Advantages and Disadvantages

Advantages

  • High sensitivity to infrared signals
  • Low power consumption
  • Compact and easy-to-use package

Disadvantages

  • Limited operating temperature range (-25°C to 85°C)
  • Specific carrier frequency (38kHz) may not be suitable for all applications

Working Principles

When exposed to modulated infrared light at the specified carrier frequency, the TSOP4840 generates an active low output signal. This output signal can be utilized to control various electronic devices, making it an essential component in remote control systems.

Detailed Application Field Plans

The TSOP4840 finds extensive use in the following application fields: - Consumer Electronics: TV, DVD, and audio system remote controls - Industrial Automation: Infrared-based control systems for machinery and equipment - Automotive: Infrared remote keyless entry systems

Detailed and Complete Alternative Models

Several alternative models to the TSOP4840 include: - TSOP38238: Similar specifications with a different package type - TSOP58438: Higher sensitivity and wider operating temperature range - TSOP34838: Lower power consumption and smaller package size

In conclusion, the TSOP4840 infrared receiver module offers high sensitivity and low power consumption, making it an ideal choice for remote control applications in various industries. Its compact package and compatibility with standard carrier frequencies make it a versatile component for integrating infrared control functionality into electronic devices.

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10個與TSOP4840在技術方案中應用相關的常見問題與解答

Sure, here are 10 common questions and answers related to the application of TSOP4840:

  1. What is TSOP4840?

    • TSOP4840 is a miniaturized receiver for infrared remote control systems.
  2. What is the operating voltage range of TSOP4840?

    • The operating voltage range of TSOP4840 is typically between 2.5V to 5.5V.
  3. What is the typical reception range of TSOP4840?

    • The typical reception range of TSOP4840 is around 45 meters.
  4. What is the carrier frequency of TSOP4840?

    • The carrier frequency of TSOP4840 is typically 40 kHz.
  5. What is the output signal of TSOP4840?

    • The output signal of TSOP4840 is active low.
  6. How does TSOP4840 filter out noise from ambient light?

    • TSOP4840 uses a built-in AGC (Automatic Gain Control) to filter out noise from ambient light.
  7. Can TSOP4840 be used in battery-powered applications?

    • Yes, TSOP4840 can be used in battery-powered applications due to its low power consumption.
  8. What is the typical supply current of TSOP4840?

    • The typical supply current of TSOP4840 is around 350 µA.
  9. What are the typical applications of TSOP4840?

    • TSOP4840 is commonly used in TVs, audio systems, air conditioners, and other home appliances.
  10. Is TSOP4840 compatible with standard microcontrollers?

    • Yes, TSOP4840 is compatible with standard microcontrollers and can be easily integrated into various technical solutions.

I hope these questions and answers are helpful! Let me know if you need further assistance.