TSOP39140

Introduction

The TSOP39140 is a key component in the field of infrared remote control systems. This device plays a crucial role in receiving and decoding infrared signals, making it an essential part of various electronic devices.

Basic Information Overview

• Category: Infrared Receiver Module
• Use: Receiving and decoding infrared signals for remote control applications
• Characteristics: High sensitivity, low power consumption, compact design
• Package: 3-pin epoxy package
• Essence: Efficiently receives and decodes infrared signals
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

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

Detailed Pin Configuration

The TSOP39140 features a 3-pin configuration: 1. OUT (Pin 1): Output pin for the demodulated infrared signal 2. GND (Pin 2): Ground connection 3. VS (Pin 3): Supply voltage input

Functional Features

• High Sensitivity: Capable of receiving weak infrared signals with high accuracy
• Low Power Consumption: Operates efficiently with minimal power requirements
• Noise Immunity: Designed to minimize interference from ambient light and other sources of noise

Advantages and Disadvantages

Advantages

• Reliable reception of infrared signals
• Low power consumption
• Compact and easy to integrate into electronic designs

Disadvantages

• Limited to specific carrier frequencies
• Susceptible to interference from certain types of lighting

Working Principles

The TSOP39140 operates based on the principle of photo detection. When exposed to infrared radiation modulated at 38 kHz, the internal circuitry demodulates the signal and provides a corresponding output.

Detailed Application Field Plans

The TSOP39140 finds extensive use in various applications, including: - Television and audio equipment - Set-top boxes - Air conditioning units - Home automation systems - Remote control toys

Detailed and Complete Alternative Models

• TSOP4838: Similar specifications with a different package type
• TSOP38238: Higher transmission range and wider operating temperature range

In conclusion, the TSOP39140 serves as a critical component in infrared remote control systems, offering high sensitivity, low power consumption, and reliable performance. Its application spans across a wide range of electronic devices, making it an indispensable part of modern consumer electronics.

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