The TFDS4500-TR3 is a SMD infrared (IR) receiver module manufactured by Vishay Semiconductors. It is designed for infrared remote control systems and other applications that require precise detection of IR signals. This module integrates a photodiode, preamplifier, and filter into a single compact package, providing high sensitivity and immunity to ambient light.

Applications:

• Infrared remote control systems (TVs, DVD players, stereos)
• Light curtains
• Proximity sensors
• Automatic door openers
• Security systems

Features:

• Miniature SMD package
• High sensitivity to infrared radiation
• Excellent immunity against ambient light
• Low supply voltage operation
• Internal filter for PCM frequency
• RoHS compliant

Benefits:

• Compact size allows for integration in small devices
• Reliable detection of IR signals
• Reduced false triggering due to ambient light
• Energy efficient operation
• Easy to use in various applications

The TFDS4500-TR3 is designed to receive infrared signals modulated with a Pulse Code Modulation (PCM) frequency. It operates on a low supply voltage, making it suitable for battery-powered devices. The internal filter effectively blocks unwanted noise and interference from ambient light sources, ensuring reliable signal detection. Its small surface-mount device (SMD) package allows for easy assembly on printed circuit boards.

Technical Specifications:

• Carrier Frequency: 36 kHz
• Supply Voltage: 2.5 V to 5.5 V
• Operating Temperature: -25 °C to +85 °C
• Package: SMD
• Detection Range: Up to 12 meters (depending on transmitter)