TSOP1838 IR Remote Control Receiver

TSOP1838 IR Remote Control Receiver is a compact, highly reliable infrared sensor module designed to receive and demodulate 38kHz IR signals from standard remote controls. Widely used in consumer electronics, embedded systems, and DIY electronics projects, the TSOP1838 offers excellent sensitivity, low power consumption, and stable performance even in environments with ambient light interference.

Engineered with an integrated photodiode, automatic gain control (AGC), band-pass filter, and demodulator, the TSOP1838 provides clean digital output signals that can be directly interfaced with microcontrollers such as Arduino, Raspberry Pi, PIC, AVR, and ARM-based controllers. Its compact size and three-pin configuration make it ideal for space-constrained designs and rapid prototyping.

Key Features of TSOP1838 IR Receiver Module

• 38kHz Carrier Frequency
  Optimized to detect 38kHz IR signals used in most TV, AC, set-top box, and multimedia remote controls.

• High Sensitivity & Long Reception Range
  Capable of detecting remote control signals from distances of up to 8–10 meters, depending on transmitter power and environment.

• Built-in Noise Suppression
  Integrated AGC and band-pass filtering effectively suppress interference from sunlight, fluorescent lamps, and other ambient light sources.

• Digital Output Signal
  Provides a clean, active-low digital output suitable for direct connection to microcontroller input pins.

• Low Power Consumption
  Designed for energy-efficient operation, making it suitable for battery-powered devices.

• Compact & Easy to Use
  Small epoxy-molded package with standard 3-pin layout ensures easy mounting and soldering.

• Wide Voltage Compatibility
  Operates reliably across a wide supply voltage range, supporting common logic levels.

Technical Specifications – TSOP1838

• Product Type: Infrared Remote Control Receiver

• Model: TSOP1838

• Carrier Frequency: 38kHz

• Operating Voltage: 2.5V to 5.5V

• Supply Current: ~0.4–1 mA (typical)

• Output Type: Digital (Active Low)

• Receiving Angle: ±45°

• Receiving Distance: Up to 10 meters (typical)

• Package Type: Through-hole, epoxy molded

• Number of Pins: 3 (OUT, GND, VCC)

• Operating Temperature: –25°C to +85°C

• Compatibility: NEC, RC5, RC6, and other common IR protocols

Note: Performance may vary depending on remote control strength and environmental conditions.

Applications of TSOP1838 IR Receiver

The TSOP1838 IR Remote Control Receiver is widely used across consumer, industrial, and educational electronics due to its versatility and ease of integration.

Consumer Electronics

• Television receivers

• Set-top boxes

• Audio systems and DVD players

• Air conditioner and fan controllers

Embedded Systems & Microcontroller Projects

• Arduino and Raspberry Pi IR control projects

• Home automation systems

• Smart lighting and appliance control

• Wireless command interfaces

Industrial & Commercial Applications

• Infrared data communication systems

• Remote-operated industrial devices

• Control panels and automation interfaces

Educational & DIY Projects

• Electronics learning kits

• IR-based switching systems

• Robotics and remote navigation projects

• College and research prototypes

Why Choose the TSOP1838 IR Remote Control Receiver?

The TSOP1838 stands out as one of the most popular IR receiver modules due to its high reliability, excellent noise immunity, and consistent performance. Unlike basic IR photodiodes, it provides a fully processed digital output, eliminating the need for complex signal conditioning circuits.

Its compatibility with nearly all standard IR remote protocols and microcontroller platforms makes it a preferred choice for hobbyists, engineers, educators, and product designers. The device’s low power consumption and wide operating voltage range further enhance its suitability for both portable and fixed installations.

Ideal Choice for Reliable IR Signal Reception

Whether you are designing a remote-controlled appliance, building a home automation system, or experimenting with embedded electronics, the TSOP1838 IR Remote Control Receiver delivers dependable performance and easy integration. Its compact design, strong signal reception, and built-in interference rejection make it a must-have component for any IR-based control application.

Upgrade your project with the TSOP1838 IR Receiver Module and achieve accurate, stable, and responsive infrared communication.

Package Includes:

1 x TSOP1838 IR Remote Control Receiver

FAQ

1. Where can we buy this TSOP1838 IR Remote Control Receiver?

This product is available online https://aiiottech.in/product/tsop-1738-infrared-sensor/ and also available at our store in Pudupakkam/Kelambakkam, Chennai-603103

2. When can I get this TSOP1838 IR Remote Control Receiver after placing the order?

RGRJ AIIoT TECHNOLOGIES will immediately ship and deliver the product within 1-3 working days.

Video Link: TSOP38238 IR Receiver Modules for Remote Control