TSOP1838 Infrared Receiver Sensor 38kHz DIP3 (TSOP1838 IR Receiver Module)

The TSOP1838 is an infrared receiver sensor designed to detect modulated infrared signals with a 38kHz carrier frequency, commonly used in remote control systems. It integrates a photodetector, amplification and signal processing circuitry in a compact three pin package. The sensor provides a demodulated digital output that can be interfaced with compatible microcontrollers and digital circuits.

Its internal filtering and automatic gain control help reduce interference from ambient light and unwanted signals, making it suitable for infrared remote control decoding and embedded electronics projects.

Key Features -

• Designed for infrared signals with a 38kHz carrier frequency

• Integrated infrared photodetector and signal processing circuitry

• Demodulated digital output

• Active low output during valid received signal bursts

• Internal filtering for improved interference rejection

• Compact three pin package

• Suitable for remote control and microcontroller applications

Specifications -

• Component Type: Infrared receiver sensor

• Model: TSOP1838

• Carrier Frequency: 38kHz

• Operating Voltage: Refer to the exact manufacturer datasheet

• Output Type: Demodulated digital output

• Output Logic: Typically active low during received signal bursts

• Package Type: DIP3

• Mounting Type: Through hole

• Detection range and reception angle: Depend on the specific device version, transmitter, optical conditions and installation

• Applications: Infrared remote control decoding, robotics and embedded electronics

Applications -

• Television and appliance remote control receivers

• Microcontroller based infrared projects

• Home automation systems

• Robotics and wireless control systems

• Infrared command decoding

• Consumer electronics

• Electronic learning and prototyping projects