TSOP31538 Infrared Receiver Module

Product Overview

The TSOP31538 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. It is typically available in a through-hole package and is essential for receiving infrared signals from remote controls.

Basic Information

• Category: Electronic Components
• Use: Remote Control Systems
• Characteristics: High Sensitivity, Low Power Consumption
• Package: Through-Hole
• Essence: Infrared Signal Reception
• Packaging/Quantity: Typically Sold in Reel Packaging

Specifications

• Operating Voltage: 2.5V to 5.5V
• Carrier Frequency: 38kHz
• Supply Current: 350µA
• Transmission Range: Up to 45m
• Output: Active Low
• Operating Temperature: -25°C to 85°C

Detailed Pin Configuration

The TSOP31538 module features a standard pin configuration with three pins: 1. OUT (Pin 1): Output 2. GND (Pin 2): Ground 3. Vs (Pin 3): Supply Voltage

Functional Features

• High Immunity Against Ambient Light
• Improved Shielding Against Electrical Field Disturbances
• Photodetector and Preamplifier in One Package
• Low Power Consumption

Advantages and Disadvantages

Advantages

• High Sensitivity
• Wide Operating Voltage Range
• Long Transmission Range
• Compact Design

Disadvantages

• Limited Carrier Frequency Compatibility
• Susceptibility to Direct Sunlight Interference

Working Principles

The TSOP31538 operates based on the principle of modulated infrared signal reception. When exposed to infrared radiation at a frequency of 38kHz, the module's photodetector converts the incoming signal into a corresponding electrical signal. This signal is then amplified and made available at the output pin for further processing by the connected circuitry.

Detailed Application Field Plans

The TSOP31538 finds extensive use in various applications, including: - Television and Set-Top Box Remote Controls - Home Automation Systems - Industrial Remote Control Devices - Automotive Infrared Communication Systems

Detailed and Complete Alternative Models

For users seeking alternative infrared receiver modules, the following options can be considered: 1. TSOP4838: Similar specifications with a different carrier frequency 2. TSOP34438: Enhanced immunity against ambient light 3. TSOP38238: Lower supply current and wider operating temperature range

In conclusion, the TSOP31538 infrared receiver module offers high sensitivity and reliable performance in remote control systems, making it a preferred choice for various electronic applications.

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