{"product_id":"ir-emitter-module-940nm-digital-output-arduino","title":"IR Emitter Module — 940nm, Digital Output, Arduino","description":"\u003ch2\u003eIR Emitter Module — 940nm, Digital Output, Arduino (KY-005 Compatible)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e940nm infrared (IR) emitter module\u003c\/strong\u003e is the essential transmitter component for IR remote control, obstacle detection, and optical communication projects. Emitting at \u003cstrong\u003e940nm wavelength\u003c\/strong\u003e — the standard wavelength for consumer IR remote controls and IR sensors — this module is compatible with virtually all IR receiver modules and IR sensor ICs, including the TSOP series and VS1838B.\u003c\/p\u003e\u003cp\u003eCompatible with the popular \u003cstrong\u003eKY-005 IR emitter module\u003c\/strong\u003e pinout, this module integrates directly into Arduino sensor kits. The digital control interface allows the IR LED to be pulsed at the carrier frequency required for IR remote control protocols (typically 38kHz) using Arduino’s \u003ccode\u003eIRremote\u003c\/code\u003e library.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e940nm wavelength\u003c\/strong\u003e — standard IR wavelength; compatible with all common IR receivers and sensors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKY-005 compatible pinout\u003c\/strong\u003e — direct integration with Arduino sensor kits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital control interface\u003c\/strong\u003e — on\/off and PWM control via Arduino digital output pin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-installed current-limiting resistor\u003c\/strong\u003e — no external resistor required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-pin module format\u003c\/strong\u003e — VCC, GND, Signal; breadboard and sensor shield compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRremote library compatible\u003c\/strong\u003e — send NEC, Sony, RC5, and other IR protocols\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to Use with Arduino\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConnect \u003cstrong\u003eVCC\u003c\/strong\u003e to Arduino 5V, \u003cstrong\u003eGND\u003c\/strong\u003e to GND, \u003cstrong\u003eSignal\u003c\/strong\u003e to a digital output pin\u003c\/li\u003e\n\u003cli\u003eUse the \u003cstrong\u003eIRremote Arduino library\u003c\/strong\u003e to send IR remote control codes\u003c\/li\u003e\n\u003cli\u003eFor obstacle detection: pair with an IR receiver module; detect reflected IR from nearby objects\u003c\/li\u003e\n\u003cli\u003eFor optical communication: pulse the IR LED at a known frequency and detect with an IR receiver\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIR remote control transmission\u003c\/strong\u003e — send NEC, Sony, RC5, and other IR remote control codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObstacle and proximity detection\u003c\/strong\u003e — pair with IR receiver for reflective obstacle detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical communication\u003c\/strong\u003e — pulsed IR for simple optical data transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino sensor kit projects\u003c\/strong\u003e — KY-005 compatible for 37-in-1 sensor kit projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobotics and automation\u003c\/strong\u003e — IR-based proximity and line detection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 940nm (infrared)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl:\u003c\/strong\u003e Digital (HIGH = on, LOW = off) \/ PWM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e 3-pin (VCC, GND, Signal) — KY-005 compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnboard Resistor:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Keszoox\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":45672623210731,"sku":"","price":7.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/IR-Emitter-Module-1.jpg?v=1723008351","url":"https:\/\/keszoox.com\/products\/ir-emitter-module-940nm-digital-output-arduino","provider":"Keszoox","version":"1.0","type":"link"}