{"product_id":"20mm-ldr-sensor-photoresistor-photo-cell-20528-gl20528","title":"20mm LDR Sensor Photoresistor Photo Cell 20528 GL20528","description":"\u003cdiv class=\"product_info\"\u003e\n\u003ch2 class=\"sing--sub-heading\"\u003e\u003cspan style=\"font-size: 18.72px;\"\u003e20mm LDR Sensor Photoresistor Photo Cell 20528 GL20528 – ldr light dependent resistor\u003c\/span\u003e\u003c\/h2\u003e\nThe resistance of the 20mm GL20528 Light Sensitive Photoresistor LDR changes with ambient brightness and helps automate lighting functions. As intensity increases, resistance drops, making this \u003cstrong\u003eldr light dependent resistor\u003c\/strong\u003e ideal for smart switches and sensing projects. Additionally, makers evaluating the \u003cstrong\u003ecost of ldr sensor\u003c\/strong\u003e appreciate that it integrates cleanly with a reliable \u003cstrong\u003elight dependant resistor circuit\u003c\/strong\u003e. If you need to measure ambient light with minimal complexity, this solution works effectively in both bright and dark environments.\u003cbr\u003e\u003cbr\u003eTwo Cadmium Sulphide photo-conductive cells provide eye-like spectral response, and resistance falls steadily with increased illumination. Common applications include batch counting, automatic lighting, smoke detection, and burglar alarms.\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eTechnical details – light dependant resistor circuit integration\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003eDiameter: 20mm\u003c\/li\u003e\n\u003cli\u003eSpectral Peak: 560nm\u003c\/li\u003e\n\u003cli\u003ePins: 2\u003c\/li\u003e\n\u003cli\u003eDark Resistance: 2kΩ\u003c\/li\u003e\n\u003cli\u003eLight Resistance: 10-20kΩ\u003c\/li\u003e\n\u003cli\u003eMax Voltage: 500VDC\u003c\/li\u003e\n\u003cli\u003eMax Power: 0.5W\u003c\/li\u003e\n\u003cli\u003eResponse Time: 30μS\u003c\/li\u003e\n\u003cli\u003eAdditional: Dark Resistance Max 2kΩ\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eAnalog Applications – cost of ldr sensor value\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003eCamera Exposure Control\u003c\/li\u003e\n\u003cli\u003eAuto Slide Focus – Dual Cell\u003c\/li\u003e\n\u003cli\u003ePhotocopy Machines – Toner Density\u003c\/li\u003e\n\u003cli\u003eColorimetric Test Equipment\u003c\/li\u003e\n\u003cli\u003eDensitometer\u003c\/li\u003e\n\u003cli\u003eElectronic Scales – Dual Cell\u003c\/li\u003e\n\u003cli\u003eAutomatic Gain Control – Modulated Light Source\u003c\/li\u003e\n\u003cli\u003eAutomated Rear View Mirror\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eDigital Applications – dependable designs\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003eAutomatic Headlight Dimmer\u003c\/li\u003e\n\u003cli\u003eNightlight Control\u003c\/li\u003e\n\u003cli\u003eOil Burner Flame Out\u003c\/li\u003e\n\u003cli\u003eStreetlight Control\u003c\/li\u003e\n\u003cli\u003eAbsence \/ Presence (Beam Breaker)\u003c\/li\u003e\n\u003cli\u003ePosition Sensor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eOther applications\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003eAnnunciator\u003c\/li\u003e\n\u003cli\u003eCamera automatic photometry\u003c\/li\u003e\n\u003cli\u003eElectronic toy\u003c\/li\u003e\n\u003cli\u003eIndustrial control\u003c\/li\u003e\n\u003cli\u003eLight control\u003c\/li\u003e\n\u003cli\u003eLight control lamp\u003c\/li\u003e\n\u003cli\u003ePhotoelectric control\u003c\/li\u003e\n\u003cli\u003eSwitch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eFeatures – optimized for stable performance\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cp\u003eThis \u003cstrong\u003eldr light dependent resistor\u003c\/strong\u003e delivers fast response, eye-matched spectral precision, and flexible mounting options, ensuring dependable output across nearly any \u003cstrong\u003elight dependant resistor circuit\u003c\/strong\u003e. In addition, planning for the overall \u003cstrong\u003ecost of ldr sensor\u003c\/strong\u003e helps when scaling batches for labs and production.\u003c\/p\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003eCoated with epoxy\u003c\/li\u003e\n\u003cli\u003eGood reliability\u003c\/li\u003e\n\u003cli\u003eHigh sensitivity\u003c\/li\u003e\n\u003cli\u003eSmall volume\u003c\/li\u003e\n\u003cli\u003eFast response\u003c\/li\u003e\n\u003cli\u003eGood spectrum characteristic\u003c\/li\u003e\n\u003cli\u003eModel: GL20528 (GM20528)\u003c\/li\u003e\n\u003cli\u003eSize: 20mm\u003c\/li\u003e\n\u003cli\u003eMax. Voltage: 500 VDC\u003c\/li\u003e\n\u003cli\u003eMax. Power: 500 mW\u003c\/li\u003e\n\u003cli\u003eSpectrum Peak: 560 nm\u003c\/li\u003e\n\u003cli\u003eLight Resistance: 10–20 kΩ\u003c\/li\u003e\n\u003cli\u003eDark Resistance: 2 kΩ\u003c\/li\u003e\n\u003cli\u003eΥ Value: 0.6\u003c\/li\u003e\n\u003cli\u003eIncrease Response Time: 30 ms\u003c\/li\u003e\n\u003cli\u003eDecrease Response Time: 30 ms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eApplications – scalable with cost of ldr sensor planning\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003eAutomatic streetlight control\u003c\/li\u003e\n\u003cli\u003eCamera exposure control\u003c\/li\u003e\n\u003cli\u003eNightlight automation\u003c\/li\u003e\n\u003cli\u003eFlame detection\u003c\/li\u003e\n\u003cli\u003ePosition and presence detection\u003c\/li\u003e\n\u003cli\u003eLight-sensitive alarms\u003c\/li\u003e\n\u003cli\u003eElectronic toy applications\u003c\/li\u003e\n\u003cli\u003eSolar-powered lighting systems\u003c\/li\u003e\n\u003cli\u003eIndustrial light control systems\u003c\/li\u003e\n\u003cli\u003eBrightness adjustment in displays\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv id=\"\u0026lt;div\"\u003e\u003c\/div\u003e\n\u003cdiv id=\"p_video\"\u003e\n\u003ctable class=\"styled-table-rahul\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eMax Pressure(VDC)\u003c\/th\u003e\n\u003cth\u003eMax Pwr(MW)\u003c\/th\u003e\n\u003cth\u003eAmbient temp(°C)\u003c\/th\u003e\n\u003cth\u003eSpectral Peak (Nm)\u003c\/th\u003e\n\u003cth\u003eBright Resistor (Ω)\u003c\/th\u003e\n\u003cth\u003eDark Resistor (MΩ)\u003c\/th\u003e\n\u003cth\u003eResponse Time (ms)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e5506\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e-30~+70\u003c\/td\u003e\n\u003ctd\u003e540\u003c\/td\u003e\n\u003ctd\u003e4-7\u003c\/td\u003e\n\u003ctd\u003e0.5\u003c\/td\u003e\n\u003ctd\u003eRise:30 Fall:30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5516\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e-30~+70\u003c\/td\u003e\n\u003ctd\u003e540\u003c\/td\u003e\n\u003ctd\u003e5-10\u003c\/td\u003e\n\u003ctd\u003e0.5\u003c\/td\u003e\n\u003ctd\u003eRise:30 Fall:30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5528\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e-30~+70\u003c\/td\u003e\n\u003ctd\u003e540\u003c\/td\u003e\n\u003ctd\u003e10-20\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eRise:20 Fall:30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5537\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e-30~+70\u003c\/td\u003e\n\u003ctd\u003e540\u003c\/td\u003e\n\u003ctd\u003e20-30\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eRise:20 Fall:30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5549\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e-30~+70\u003c\/td\u003e\n\u003ctd\u003e540\u003c\/td\u003e\n\u003ctd\u003e100-200\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003eRise:20 Fall:30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003e1 x 20mm LDR Sensor Photoresistor Photo Cell 20528 GL20528\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KitsGuru","offers":[{"title":"Default Title","offer_id":46952468316412,"sku":"KG1053","price":69.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/2130\/4757\/products\/20mm-light-dependant-resistor-ldr-front.jpg?v=1762247003","url":"https:\/\/kitsguru.com\/fr\/products\/20mm-ldr-sensor-photoresistor-photo-cell-20528-gl20528","provider":"KitsGuru","version":"1.0","type":"link"}