TSOP1738 Infrared Receiver Sensor 38kHz DIP3 (TSOP1738 IR Receiver / Remote Control Sensor)

The TSOP1738 Infrared Receiver Sensor is a compact IR receiver module designed to detect 38kHz modulated infrared signals used in remote control systems. It integrates a PIN photodiode, preamplifier, automatic gain control, and signal processing circuitry in a single package, providing a clean digital output suitable for direct connection to microcontrollers.

The TSOP1738 provides good immunity to ambient light and is suitable for reliable IR signal reception in TV and appliance remote controls, home automation, robotics, embedded systems, and wireless control applications.

Key Features -

• 38kHz carrier frequency

• Integrated PIN photodiode and signal processing circuitry

• Built-in preamplifier

• High immunity to ambient light

• Digital active low output

• TTL and CMOS compatible output

• Low power consumption

• Compact DIP3 package

• Suitable for microcontroller interfacing

Specifications -

• Product Type = Infrared Receiver Module

• Model = TSOP1738

• Sensor Type = 38kHz IR Receiver

• Carrier Frequency = 38kHz

• Operating Voltage = Typically 5V

• Operating Current = Approximately 0.4mA to 5mA

• Output Type = Digital Active Low

• Output Compatibility = TTL and CMOS

• Detection Angle = Approximately 90°

• Package Type = DIP3

• Mounting Type = Through Hole

• Application = Modulated Infrared Signal Reception

Applications -

• TV remote control systems

• Air conditioner remote controls

• Home appliance remote controls

• Home automation

• Robotics

• Embedded systems

• Wireless control systems

• IR communication

• Microcontroller based remote control projects

• Electronic equipment control