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The KY-022 Infrared Receiver module reacts to 38kHz IR light. It can be used to receive commands from IR remote controllers from TVs, stereos and other devices.
It can also be used together with theKY-005 IR Transmitter module.
Compatible with popular microcontrollers like Arduino, Raspberry Pi, ESP32 and others.
KY-022 Specifications
This module consists of a 1838 IR receiver, a 1k resistor, an LED and 3 male header pins.
| Operating Voltage | 2.7V to 5.5V |
| Operating Current | 0.4mA to 1.5mA |
| Reception Distance | 18m |
| Reception Angle | 45 |
| Carrier Frequency | 38KHz |
| Low Level Voltage | 0.4V |
| High Level Voltage | 4.5V |
| Ambient LightFilter | up to500LUX |
Connection Diagram
Connect the module power line (middle) and ground (-) to +5 and GND on the Arduino respectively. Also connect the signal pin (S) to pin 11.
Line up the IR receiver and transmitter, place them facing each other.
| KY-012 | Arduino |
|---|---|
| S | Pin 11 |
| middle | +5V |
| GND |
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