TSOP1738 IR Receiver Sensor | 38kHz Infrared Remote Control Receiver Module for Arduino, Electronics & DIY Projects
TSOP1738 IR Receiver Sensor | 38kHz Infrared Remote Control Receiver Module for Arduino, Electronics & DIY Projects
Description
The TSOP1738 IR Receiver Sensor is a high-performance infrared receiver designed to detect and decode 38kHz modulated IR signals from remote controls. It is widely used in electronic projects, automation systems, home appliance control, and microcontroller-based applications.
The TSOP1738 combines an infrared photodiode, amplifier, automatic gain control (AGC), and filter circuit in a compact package, providing reliable reception of infrared signals while reducing interference from ambient light.
This IR receiver sensor is commonly used with Arduino, ESP32, Raspberry Pi, and other microcontroller platforms for building remote-controlled projects such as smart home devices, robotics, IR communication systems, and automation applications.
Its compact 3-pin design makes it easy to connect with breadboards and PCBs, making it suitable for students, hobbyists, engineers, and electronics enthusiasts.
Specifications
| Specification | Details |
|---|---|
| Product Name | TSOP1738 IR Receiver Sensor |
| Sensor Type | Infrared Remote Receiver |
| Operating Frequency | 38kHz |
| Carrier Frequency | 38kHz IR Signal |
| Operating Voltage | 4.5V to 5.5V DC |
| Supply Voltage | 5V DC (Typical) |
| Output Type | Digital Signal Output |
| Output Logic | Active Low |
| Number of Pins | 3 Pins |
| Pin Configuration | VCC, GND, OUT |
| Reception Distance | Approx. 10 Meter (Depending on Remote & Environment) |
| Detection Angle | Approx. ±45° |
| Filter Function | Built-in IR Bandpass Filter |
| Protection | Ambient Light Noise Reduction |
| Package Type | Through Hole |
| Applications | Remote Control, Arduino, Robotics, Automation Projects |
Pin Configuration
| Pin No. | Pin Name | Function |
|---|---|---|
| 1 | OUT | Digital Signal Output |
| 2 | GND | Ground |
| 3 | VCC | +5V Supply |
Features
- 38kHz infrared signal detection
- Compatible with standard IR remote controls
- Built-in amplifier and filter circuit
- High interference rejection
- Low power consumption
- Easy 3-pin connection
- Works with Arduino, ESP32, Raspberry Pi, and microcontrollers
- Suitable for remote-controlled electronics projects
Applications
- Arduino IR Remote Projects
- ESP32 Remote Control Systems
- Raspberry Pi IR Applications
- TV Remote Signal Detection
- Home Automation
- Robotics Control
- Smart Appliance Control
- IR Communication Projects
- Electronic Learning Kits
- DIY Embedded Systems