TSOP14438 Infrared Receiver Module

Product Overview

The TSOP14438 is an infrared receiver module designed for remote control applications. It falls under the category of electronic components and is widely used in consumer electronics for receiving infrared signals from remote controls. The module is characterized by its high sensitivity, compact package, and reliable performance. It is typically available in a standard package and is essential for enabling remote control functionality in various devices. The packaging usually consists of a small, rectangular housing with a clear window to allow infrared signals to reach the internal components. The module is commonly sold in quantities suitable for mass production and individual use.

Specifications

• Operating Voltage: 2.5V to 5.5V
• Carrier Frequency: 38kHz
• Supply Current: 350µA
• Transmission Range: Up to 45 meters
• Output Signal: Active Low
• Package Type: Through-Hole or Surface Mount

Detailed Pin Configuration

The TSOP14438 module typically features three pins: 1. VCC (Pin 1) - Power supply input 2. GND (Pin 2) - Ground connection 3. OUT (Pin 3) - Output signal

Functional Features

• High sensitivity to infrared signals at 38kHz frequency
• Low power consumption for efficient operation
• Wide operating voltage range for compatibility with various systems
• Reliable demodulation of infrared signals
• Compact design for easy integration into electronic devices

Advantages and Disadvantages

Advantages

• High sensitivity enables long-range reception
• Low power consumption prolongs battery life in portable devices
• Wide operating voltage range enhances compatibility
• Compact design facilitates integration into small form factor devices

Disadvantages

• Limited to receiving signals at 38kHz carrier frequency
• Susceptible to interference from ambient light sources

Working Principles

The TSOP14438 operates based on the principle of photo detection. When exposed to infrared radiation at the specified carrier frequency, the module's internal circuitry demodulates the incoming signal and provides an active low output. This output can then be processed by the connected microcontroller or circuit to interpret the received command.

Detailed Application Field Plans

The TSOP14438 finds extensive application in various consumer electronics, including: - Television sets - Set-top boxes - DVD/Blu-ray players - Audio systems - Air conditioners - Remote-controlled toys

Detailed and Complete Alternative Models

• TSOP38238: Similar specifications with a smaller package size
• TSOP48438: Enhanced sensitivity and wider operating voltage range
• TSOP31238: Extended transmission range and improved noise immunity

In conclusion, the TSOP14438 infrared receiver module is a crucial component in remote control systems, offering high sensitivity, low power consumption, and reliable performance. Its compact design and wide application field make it an indispensable part of modern consumer electronics.

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