TSOP2237

Product Overview

TSOP2237 is an infrared receiver module that belongs to the category of electronic components. It is commonly used in remote control systems and other applications requiring infrared communication. The module is known for its high sensitivity, compact package, and reliable performance. It is typically available in a standard 3-pin package and is widely used in consumer electronics and industrial applications.

Basic Information

• Category: Electronic Components
• Use: Infrared Receiver Module
• Characteristics: High sensitivity, compact package, reliable performance
• Package: Standard 3-pin package
• Essence: Infrared communication
• Packaging/Quantity: Typically sold in reels or trays

Specifications

• Operating Voltage: 2.5V to 5.5V
• Carrier Frequency: 38 kHz
• Supply Current: 350 µA
• Output Voltage: 0.4V (Low), 4.5V (High)
• Reception Range: Up to 45 meters

Detailed Pin Configuration

The TSOP2237 module has three pins: 1. OUT: Output pin 2. GND: Ground pin 3. VS: Supply voltage pin

Functional Features

• High sensitivity to infrared signals
• Wide reception range
• Low power consumption
• Compatible with various remote control protocols

Advantages and Disadvantages

Advantages

• Reliable performance
• Compact size
• Wide reception range

Disadvantages

• Limited carrier frequency compatibility
• Susceptible to ambient light interference

Working Principles

The TSOP2237 operates based on the principle of detecting modulated infrared signals. When exposed to infrared radiation at the specified carrier frequency, the module generates a corresponding output signal, making it suitable for use in remote control systems and other applications requiring infrared communication.

Detailed Application Field Plans

The TSOP2237 is widely used in the following applications: - Remote control systems for TVs, air conditioners, and other home appliances - Infrared data transmission in industrial automation - Presence detection and proximity sensing in security systems

Detailed and Complete Alternative Models

Some alternative models to TSOP2237 include: - TSOP1838: Similar characteristics with a different pin configuration - TSOP4838: Higher sensitivity and wider reception range - TSOP31238: Enhanced noise immunity and improved ambient light rejection

In conclusion, the TSOP2237 infrared receiver module is a versatile component widely used in remote control systems, industrial automation, and security applications. Its high sensitivity, compact package, and reliable performance make it a popular choice for designers and engineers seeking robust infrared communication solutions.

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