TSOP31338 Infrared Receiver Module

Product Overview

The TSOP31338 is an infrared receiver module designed for remote control systems. It falls under the category of electronic components and is widely used in consumer electronics, industrial automation, and automotive applications. The module is characterized by its high sensitivity, low power consumption, and compact package, making it suitable for integration into various devices. It is typically available in tape and reel packaging with a specified quantity per reel.

Specifications

• Operating Voltage: 2.5V to 5.5V
• Carrier Frequency: 38kHz
• Supply Current: 350µA
• Transmission Range: Up to 45 meters
• Package Type: Through-Hole
• Package Dimensions: 6.95mm x 3.94mm x 7.2mm

Detailed Pin Configuration

The TSOP31338 module features three pins: 1. OUT (Output): This pin provides the demodulated output signal. 2. GND (Ground): Connected to the ground of the system. 3. VS (Supply Voltage): Connects to the positive supply voltage.

Functional Features

• High Immunity Against Ambient Light
• Improved Shielding Against Electrical Field Disturbances
• Low Supply Current
• Photo Detector and Pre-Amplifier in One Package

Advantages and Disadvantages

Advantages

• Wide Operating Voltage Range
• Long Transmission Range
• Compact Size
• Low Power Consumption

Disadvantages

• Limited Carrier Frequency (38kHz)
• Susceptible to Direct Sunlight Interference

Working Principles

The TSOP31338 operates based on the principle of receiving modulated infrared signals from a remote control. When exposed to infrared radiation at the carrier frequency of 38kHz, the module demodulates the signal and provides an output that can be further processed by the host system.

Detailed Application Field Plans

The TSOP31338 finds extensive use in various applications, including: - Television and Set-Top Box Remote Controls - Air Conditioner and Home Appliance Control Systems - Industrial Automation Equipment - Automotive Infrared Communication Systems

Detailed and Complete Alternative Models

Some alternative models to the TSOP31338 include: - TSOP31238: Similar specifications with a different carrier frequency - TSOP31438: Higher sensitivity variant with extended transmission range - TSOP32338: Surface-mount package variant for space-constrained designs

In conclusion, the TSOP31338 infrared receiver module offers a reliable solution for remote control systems, catering to a wide range of applications with its compact design, high sensitivity, and low power consumption.

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