The 1838 38kHz Universal IR Infrared Receiver Sensor is a high-performance module designed for receiving infrared signals from remote controls and other IR transmitting devices. Featuring a high-sensitivity PIN photodiode and a built-in high-gain preamplifier IC, this sensor provides stable reception with strong anti-interference capabilities. The epoxy resin outer shield protects the sensor from scratches and environmental disturbances, making it ideal for robotics, home automation, and electronic projects in Bangladesh.

Features:

• High-sensitivity PIN photodiode for accurate IR detection

• Built-in low-power, high-gain preamplifier IC for stable signal output

• Epoxy resin outer shield for anti-scratch and environmental protection

• Strong anti-interference ability against ambient light and noise

• Wide reception angle for flexible placement

• Long-distance reception up to 13–15 meters

• Low power consumption for energy-efficient projects

• Compact and lightweight design

• Compatible with standard 38kHz IR remote control systems

• Environmentally friendly, certified by REACH and SGS

Specifications:

• Model: 1838 IR Receiver

• Operating Voltage: 2.7V – 5.5V DC

• Operating Frequency: 38kHz

• Receiving Distance: 13–15 meters

• Sensor Type: PIN photodiode with built-in preamplifier IC

• Package Type: Epoxy resin outer shield

• Pin Length: 21mm

• Anti-Interference: Shielded against external IR and noise

• Operating Temperature: Standard ambient conditions

• Application: Infrared remote control, robotics, automation

Applications:

• Arduino and microcontroller IR remote control projects

• Home automation systems

• IR-controlled robots and toys

• TV, AC, and electronic device remote interfaces

• Security and smart door automation systems

• DIY electronics learning kits

• IR signal receiving modules for consumer electronics

• Long-distance IR communication experiments

How to Use:

1. Connect the VCC, GND, and signal output pins to a microcontroller (Arduino, ESP32, STM32, etc.)

2. Ensure the IR transmitter (remote control) frequency matches 38kHz

3. Place the sensor in a position with minimal obstruction for optimal reception

4. Read the digital output from the sensor to decode signals

5. Integrate with microcontroller code or libraries to perform desired actions

Installation & Usage Instructions:

• Avoid direct exposure to strong sunlight for accurate reception

• Ensure the output pin is correctly connected to the microcontroller

• Keep the epoxy shield clean to prevent interference

• Suitable for indoor and controlled environments for optimal range

• Can be used in conjunction with multiple sensors for advanced IR projects

Package Includes:

• 1 x 1838 38kHz IR Infrared Receiver Sensor

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