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{"id":7860559380660,"title":"LTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831","handle":"ltr390-uv-light-sensor-stemma-qt-qwiic-ada-4831","description":"\u003ch3\u003eLTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe LTR390 is one of the few low-cost UV sensors available, and it's a pretty\nnice one! With both ambient light and UVA sensing with a peak spectral\nresponse between 300 and 350nm. You can use it for measuring how much sun you\ncan get before needing to covering up. Unlike the Si1145, this sensor will not\ngive you UV Index readings. However, the Si1145 does UV Index approximations\nbased on light level not true UV sensing. The LTR-390, in contrast, does have\na real light sensor in the UV spectrum. It's also got a much much simpler I2C\ninterface so you can run it on the Arduino or Python\nmicrocontrollers\/microcomputers with ease. Unlike the GUVA analog sensor, the\nbiasing and ADC is all internal so you don't need an ADC. To make using it as\neasy as possible, we’ve put the LTR390 on a breakout PCB in our Stemma QT form\nfactor with a sprinkle of support circuitry to give you options when testing.\nYou can either use a breadboard or the SparkFun qwiic compatible STEMMA QT\nconnectors, and compatibility with 5V voltage levels as commonly found on\nArduinos, as well as 3.3V logic used by many other boards like the Raspberry\nPi or our Feathers. QT Cable is not included, but we have a variety in the\nshop for quick plug-and-play support.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eThe LTR390 is one of the few low-cost UV sensors available, and it's a pretty nice one! With both ambient light and UVA sensing with a peak spectral response between 300 and 350nm. You can use it for measuring how much sun you can get before needing to covering up.\u003c\/li\u003e\n \u003cli\u003eTo make using it as easy as possible, weve put the LTR390 on a breakout PCB in our Stemma QT form factor with a sprinkle of support circuitry to give you options when testing. You can either use a breadboard or the SparkFun qwiic compatible STEMMA QT connectors, and compatibility with 5V voltage levels as commonly found on Arduinos, as well as 3.3V logic used by many other boards like the Raspberry Pi or our Feathers. QT Cable is not included, but we have a variety in the shop for quick plug-and-play support.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2024-10-11T10:33:55+11:00","created_at":"2024-10-11T05:31:07+11:00","vendor":"Adafruit","type":"Light Measurement","tags":["industrial_Aug2024_update"],"price":11800,"price_min":11800,"price_max":11800,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":43644060860596,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B0BPR31P59","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"LTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831","public_title":null,"options":["Default Title"],"price":11800,"weight":5,"compare_at_price":null,"inventory_management":"shopify","barcode":"4831","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/auspowers.com\/cdn\/shop\/files\/B0BPR31P59.jpg?v=1728631888","\/\/auspowers.com\/cdn\/shop\/files\/81Kge_VCvNL.jpg?v=1728585070","\/\/auspowers.com\/cdn\/shop\/files\/71iFHXnCYcL.jpg?v=1728585070","\/\/auspowers.com\/cdn\/shop\/files\/618srN9LcsL.jpg?v=1728585070","\/\/auspowers.com\/cdn\/shop\/files\/81nO_Wrz9LL.jpg?v=1728585070","\/\/auspowers.com\/cdn\/shop\/files\/61da5FzwvUL.jpg?v=1728585070","\/\/auspowers.com\/cdn\/shop\/files\/51xvtM_5YLL.jpg?v=1728585070"],"featured_image":"\/\/auspowers.com\/cdn\/shop\/files\/B0BPR31P59.jpg?v=1728631888","options":["Title"],"media":[{"alt":"[Australia - AusPower] - LTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831 ","id":30846746525876,"position":1,"preview_image":{"aspect_ratio":1.332,"height":728,"width":970,"src":"\/\/auspowers.com\/cdn\/shop\/files\/B0BPR31P59.jpg?v=1728631888"},"aspect_ratio":1.332,"height":728,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/B0BPR31P59.jpg?v=1728631888","width":970},{"alt":"[Australia - AusPower] - LTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831 ","id":30844426485940,"position":2,"preview_image":{"aspect_ratio":1.332,"height":728,"width":970,"src":"\/\/auspowers.com\/cdn\/shop\/files\/81Kge_VCvNL.jpg?v=1728585070"},"aspect_ratio":1.332,"height":728,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/81Kge_VCvNL.jpg?v=1728585070","width":970},{"alt":"[Australia - AusPower] - LTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831 ","id":30844426518708,"position":3,"preview_image":{"aspect_ratio":1.332,"height":728,"width":970,"src":"\/\/auspowers.com\/cdn\/shop\/files\/71iFHXnCYcL.jpg?v=1728585070"},"aspect_ratio":1.332,"height":728,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/71iFHXnCYcL.jpg?v=1728585070","width":970},{"alt":"[Australia - AusPower] - LTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831 ","id":30844426551476,"position":4,"preview_image":{"aspect_ratio":1.332,"height":728,"width":970,"src":"\/\/auspowers.com\/cdn\/shop\/files\/618srN9LcsL.jpg?v=1728585070"},"aspect_ratio":1.332,"height":728,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/618srN9LcsL.jpg?v=1728585070","width":970},{"alt":"[Australia - AusPower] - LTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831 ","id":30844426584244,"position":5,"preview_image":{"aspect_ratio":1.332,"height":728,"width":970,"src":"\/\/auspowers.com\/cdn\/shop\/files\/81nO_Wrz9LL.jpg?v=1728585070"},"aspect_ratio":1.332,"height":728,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/81nO_Wrz9LL.jpg?v=1728585070","width":970},{"alt":"[Australia - AusPower] - LTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831 ","id":30844426617012,"position":6,"preview_image":{"aspect_ratio":1.332,"height":728,"width":970,"src":"\/\/auspowers.com\/cdn\/shop\/files\/61da5FzwvUL.jpg?v=1728585070"},"aspect_ratio":1.332,"height":728,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/61da5FzwvUL.jpg?v=1728585070","width":970},{"alt":"[Australia - AusPower] - LTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831 ","id":30844426649780,"position":7,"preview_image":{"aspect_ratio":1.333,"height":768,"width":1024,"src":"\/\/auspowers.com\/cdn\/shop\/files\/51xvtM_5YLL.jpg?v=1728585070"},"aspect_ratio":1.333,"height":768,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/51xvtM_5YLL.jpg?v=1728585070","width":1024}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eLTR390 UV Light Sensor - STEMMA QT\/Qwiic Ada 4831\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe LTR390 is one of the few low-cost UV sensors available, and it's a pretty\nnice one! With both ambient light and UVA sensing with a peak spectral\nresponse between 300 and 350nm. You can use it for measuring how much sun you\ncan get before needing to covering up. Unlike the Si1145, this sensor will not\ngive you UV Index readings. However, the Si1145 does UV Index approximations\nbased on light level not true UV sensing. The LTR-390, in contrast, does have\na real light sensor in the UV spectrum. It's also got a much much simpler I2C\ninterface so you can run it on the Arduino or Python\nmicrocontrollers\/microcomputers with ease. Unlike the GUVA analog sensor, the\nbiasing and ADC is all internal so you don't need an ADC. To make using it as\neasy as possible, we’ve put the LTR390 on a breakout PCB in our Stemma QT form\nfactor with a sprinkle of support circuitry to give you options when testing.\nYou can either use a breadboard or the SparkFun qwiic compatible STEMMA QT\nconnectors, and compatibility with 5V voltage levels as commonly found on\nArduinos, as well as 3.3V logic used by many other boards like the Raspberry\nPi or our Feathers. QT Cable is not included, but we have a variety in the\nshop for quick plug-and-play support.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eThe LTR390 is one of the few low-cost UV sensors available, and it's a pretty nice one! With both ambient light and UVA sensing with a peak spectral response between 300 and 350nm. You can use it for measuring how much sun you can get before needing to covering up.\u003c\/li\u003e\n \u003cli\u003eTo make using it as easy as possible, weve put the LTR390 on a breakout PCB in our Stemma QT form factor with a sprinkle of support circuitry to give you options when testing. You can either use a breadboard or the SparkFun qwiic compatible STEMMA QT connectors, and compatibility with 5V voltage levels as commonly found on Arduinos, as well as 3.3V logic used by many other boards like the Raspberry Pi or our Feathers. QT Cable is not included, but we have a variety in the shop for quick plug-and-play support.\u003c\/li\u003e\n \u003c\/ul\u003e"}
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LTR390 UV Light Sensor - STEMMA QT/Qwiic Ada 4831

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LTR390 UV Light Sensor - STEMMA QT/Qwiic Ada 4831

The LTR390 is one of the few low-cost UV sensors available, and it's a pretty nice one! With both ambient light and UVA sensing with a peak spectral response between 300 and 350nm. You can use it for measuring how much sun you can get before needing to covering up. Unlike the Si1145, this sensor will not give you UV Index readings. However, the Si1145 does UV Index approximations based on light level not true UV sensing. The LTR-390, in contrast, does have a real light sensor in the UV spectrum. It's also got a much much simpler I2C interface so you can run it on the Arduino or Python microcontrollers/microcomputers with ease. Unlike the GUVA analog sensor, the biasing and ADC is all internal so you don't need an ADC. To make using it as easy as possible, we’ve put the LTR390 on a breakout PCB in our Stemma QT form factor with a sprinkle of support circuitry to give you options when testing. You can either use a breadboard or the SparkFun qwiic compatible STEMMA QT connectors, and compatibility with 5V voltage levels as commonly found on Arduinos, as well as 3.3V logic used by many other boards like the Raspberry Pi or our Feathers. QT Cable is not included, but we have a variety in the shop for quick plug-and-play support.

Product Features

  • The LTR390 is one of the few low-cost UV sensors available, and it's a pretty nice one! With both ambient light and UVA sensing with a peak spectral response between 300 and 350nm. You can use it for measuring how much sun you can get before needing to covering up.
  • To make using it as easy as possible, weve put the LTR390 on a breakout PCB in our Stemma QT form factor with a sprinkle of support circuitry to give you options when testing. You can either use a breadboard or the SparkFun qwiic compatible STEMMA QT connectors, and compatibility with 5V voltage levels as commonly found on Arduinos, as well as 3.3V logic used by many other boards like the Raspberry Pi or our Feathers. QT Cable is not included, but we have a variety in the shop for quick plug-and-play support.