TSOP4540

Product Overview

TSOP4540 is an infrared receiver module belonging to the category of electronic components. It is commonly used in remote control systems for consumer electronics such as televisions, DVD players, and air conditioners. The module is known for its high sensitivity, low power consumption, and compact package design. It is typically packaged in a small, surface-mount device (SMD) package and is available in various quantities to suit different production needs.

Specifications

• Operating Voltage: 2.5V to 5.5V
• Carrier Frequency: 38kHz
• Supply Current: 350µA
• Transmission Range: Up to 45 meters
• Package Type: SMD
• Quantity Options: Available in reels of 2000 units

Detailed Pin Configuration

The TSOP4540 module typically consists of three pins: 1. OUT - Output pin for the demodulated signal 2. GND - Ground connection 3. VS - Power supply input

Functional Features

The TSOP4540 module is designed to receive infrared signals modulated at a frequency of 38kHz. It can effectively filter out disturbances from sunlight and other light sources, ensuring reliable operation in various lighting conditions. The module's high sensitivity allows it to detect weak infrared signals, making it suitable for long-range applications.

Advantages and Disadvantages

Advantages

• High sensitivity
• Low power consumption
• Reliable performance in varying light conditions
• Long transmission range

Disadvantages

• Limited to specific carrier frequencies
• Susceptible to interference from other 38kHz sources

Working Principles

When an infrared signal at 38kHz is received by the TSOP4540 module, it is demodulated and output through the OUT pin. The module's internal circuitry filters out ambient light and noise, ensuring that only the modulated infrared signal is detected. This demodulated signal can then be processed by a microcontroller or other electronic devices for further action.

Detailed Application Field Plans

The TSOP4540 module finds extensive use in remote control systems for a wide range of consumer electronics. It is commonly integrated into televisions, audio systems, air conditioners, and other home appliances that utilize infrared remote control functionality. Additionally, it is employed in industrial automation and robotics for remote operation and control.

Detailed and Complete Alternative Models

• TSOP38238: Similar specifications with a smaller package size
• TSOP4840: Higher sensitivity and wider operating voltage range
• TSOP75438: Enhanced filtering for improved noise immunity

In conclusion, the TSOP4540 infrared receiver module offers reliable performance, high sensitivity, and low power consumption, making it a popular choice for remote control applications in consumer electronics and industrial automation. Its compact design and compatibility with various alternative models make it a versatile solution for infrared signal reception.