TSOP18140

Product Overview

The TSOP18140 belongs to the category of Infrared Receiver Modules. These modules are widely used in remote control systems for various electronic devices such as televisions, air conditioners, and audio equipment. The TSOP18140 is known for its high sensitivity, low power consumption, and compact package design. It is typically available in a standard 3-pin epoxy package and is designed to receive infrared signals from remote controls.

Basic Information

• Category: Infrared Receiver Module
• Use: Remote control systems for electronic devices
• Characteristics: High sensitivity, low power consumption
• Package: Standard 3-pin epoxy package
• Essence: Receives infrared signals from remote controls
• Packaging/Quantity: Typically sold in reels or tubes containing multiple units

Specifications

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

Detailed Pin Configuration

The TSOP18140 features a 3-pin configuration: 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 disturbance
• Low Power Consumption
• Photodetector and preamplifier in one package
• Internal filter for PCM frequency
• TTL and CMOS compatibility

Advantages and Disadvantages

Advantages

• High sensitivity
• Wide operating voltage range
• Long transmission range
• Compact package design
• Compatibility with TTL and CMOS logic

Disadvantages

• Susceptible to interference from other infrared sources
• Limited carrier frequency compatibility

Working Principles

The TSOP18140 operates based on the principle of receiving modulated infrared signals. When an infrared signal matching the module's carrier frequency is detected, the output pin goes low, indicating the reception of a valid signal. The internal circuitry filters out ambient light and electrical disturbances, ensuring reliable operation.

Detailed Application Field Plans

The TSOP18140 finds extensive application in consumer electronics, industrial automation, and automotive systems. It is commonly used in remote control units for televisions, set-top boxes, air conditioners, and audio systems. Additionally, it is employed in security systems, lighting controls, and smart home devices.

Detailed and Complete Alternative Models

• TSOP1838: Similar characteristics and performance, compatible with a wide range of carrier frequencies
• TSOP38238: Enhanced immunity to ambient light and electrical noise, suitable for outdoor applications
• TSOP4840: Compact SMD package, ideal for space-constrained designs

In conclusion, the TSOP18140 is a versatile and reliable infrared receiver module that caters to the needs of various remote control systems. Its high sensitivity, low power consumption, and compact design make it a preferred choice for designers and manufacturers across different industries.

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