OP555B Phototransistor - Optical Sensor by OPTEK/TT Electronics
The OP555B is a high-performance NPN silicon phototransistor designed for optical sensing applications. Manufactured by OPTEK/TT Electronics and compliant with RoHS standards, this phototransistor offers reliable and precise detection in space-limited environments.
{"id":10025621356861,"title":"OP555B","handle":"op555b","description":"\u003ch3\u003eOP555B Phototransistor - Optical Sensor by OPTEK\/TT Electronics\u003c\/h3\u003e\n\u003cp\u003eThe OP555B is a high-performance NPN silicon phototransistor designed for optical sensing applications. Manufactured by OPTEK\/TT Electronics and compliant with RoHS standards, this phototransistor offers reliable and precise detection in space-limited environments.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e OP555B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e OPTEK\/TT Electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e MX (Mexico)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e EA (Each)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BLK (Black epoxy package)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-op\/op550-552-555-560-565-750-770.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWide receiving angle for even optical reception\u003c\/li\u003e\n\u003cli\u003eMultiple sensitivity ranges for versatile applications\u003c\/li\u003e\n\u003cli\u003eSide-looking package design facilitates PCBoard mounting\u003c\/li\u003e\n\u003cli\u003eIdeal for space-constrained applications and optical switches\u003c\/li\u003e\n\u003cli\u003eSuitable for optical interrupt detectors, encoders, and non-contact position sensing\u003c\/li\u003e\n\u003cli\u003eAvailable with clear, opaque, or blue-tinted packages with internal lenses\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eAbsolute Maximum Ratings (T = 25°C)\u003c\/th\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-40°C to +100°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-40°C to +100°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector-Emitter Voltage\u003c\/td\u003e\n\u003ctd\u003e30 V (OP550, OP555, OP560, OP565, OP750), 15 V (OP552)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmitter-Collector Voltage\u003c\/td\u003e\n\u003ctd\u003e5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e100 mW (standard), 200 mW (with proper heat sinking)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eElectrical Characteristics (at T = 25°C)\u003c\/th\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector-Emitter Breakdown Voltage (V(BR)CEO)\u003c\/td\u003e\n\u003ctd\u003e30 V (OP550, OP552, OP555, OP750, OP770), 15 V (OP560, OP565)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector-Emitter Saturation Voltage (V(CE)SAT)\u003c\/td\u003e\n\u003ctd\u003e0.40 V to 1.10 V depending on model and conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector Dark Current (I(CEO))\u003c\/td\u003e\n\u003ctd\u003eMaximum 100 nA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Collector Current (I(C)(ON))\u003c\/td\u003e\n\u003ctd\u003eUp to 6.6 mA depending on model and illumination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLight source: Infrared GaAs LED with a peak emission wavelength of 935 nm\u003c\/li\u003e\n\u003cli\u003eDesigned for close correlation with infrared emitters such as OP140, OP142, OP145, OP240, and OP245 series\u003c\/li\u003e\n\u003cli\u003eDerating guidelines available for elevated temperatures\u003c\/li\u003e\n\u003cli\u003eRoHS compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications and application information, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-op\/op550-552-555-560-565-750-770.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: The datasheet was not processed; please search the internet for the part number OP555B for additional details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T21:33:23+05:30","created_at":"2025-08-14T21:33:23+05:30","vendor":"Waldom Electonics","type":"Sensors\/Transducers","tags":["IMPORT_CSV","OPTEK-TTEL","Optical","Phototransistors","Sensors","Transducers","WLDM"],"price":9701,"price_min":9701,"price_max":9701,"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":50620397977917,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"OP555B","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"OP555B","public_title":null,"options":["Default Title"],"price":9701,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"OP555B","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/OP555B_51290750_e8ca2ff8.jpg?v=1755187407"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/OP555B_51290750_e8ca2ff8.jpg?v=1755187407","options":["Title"],"media":[{"alt":null,"id":45840666165565,"position":1,"preview_image":{"aspect_ratio":0.95,"height":200,"width":190,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/OP555B_51290750_e8ca2ff8.jpg?v=1755187407"},"aspect_ratio":0.95,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/OP555B_51290750_e8ca2ff8.jpg?v=1755187407","width":190}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eOP555B Phototransistor - Optical Sensor by OPTEK\/TT Electronics\u003c\/h3\u003e\n\u003cp\u003eThe OP555B is a high-performance NPN silicon phototransistor designed for optical sensing applications. Manufactured by OPTEK\/TT Electronics and compliant with RoHS standards, this phototransistor offers reliable and precise detection in space-limited environments.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e OP555B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e OPTEK\/TT Electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e MX (Mexico)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e EA (Each)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BLK (Black epoxy package)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-op\/op550-552-555-560-565-750-770.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWide receiving angle for even optical reception\u003c\/li\u003e\n\u003cli\u003eMultiple sensitivity ranges for versatile applications\u003c\/li\u003e\n\u003cli\u003eSide-looking package design facilitates PCBoard mounting\u003c\/li\u003e\n\u003cli\u003eIdeal for space-constrained applications and optical switches\u003c\/li\u003e\n\u003cli\u003eSuitable for optical interrupt detectors, encoders, and non-contact position sensing\u003c\/li\u003e\n\u003cli\u003eAvailable with clear, opaque, or blue-tinted packages with internal lenses\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eAbsolute Maximum Ratings (T = 25°C)\u003c\/th\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-40°C to +100°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-40°C to +100°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector-Emitter Voltage\u003c\/td\u003e\n\u003ctd\u003e30 V (OP550, OP555, OP560, OP565, OP750), 15 V (OP552)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmitter-Collector Voltage\u003c\/td\u003e\n\u003ctd\u003e5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e100 mW (standard), 200 mW (with proper heat sinking)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eElectrical Characteristics (at T = 25°C)\u003c\/th\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector-Emitter Breakdown Voltage (V(BR)CEO)\u003c\/td\u003e\n\u003ctd\u003e30 V (OP550, OP552, OP555, OP750, OP770), 15 V (OP560, OP565)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector-Emitter Saturation Voltage (V(CE)SAT)\u003c\/td\u003e\n\u003ctd\u003e0.40 V to 1.10 V depending on model and conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector Dark Current (I(CEO))\u003c\/td\u003e\n\u003ctd\u003eMaximum 100 nA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Collector Current (I(C)(ON))\u003c\/td\u003e\n\u003ctd\u003eUp to 6.6 mA depending on model and illumination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLight source: Infrared GaAs LED with a peak emission wavelength of 935 nm\u003c\/li\u003e\n\u003cli\u003eDesigned for close correlation with infrared emitters such as OP140, OP142, OP145, OP240, and OP245 series\u003c\/li\u003e\n\u003cli\u003eDerating guidelines available for elevated temperatures\u003c\/li\u003e\n\u003cli\u003eRoHS compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications and application information, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-op\/op550-552-555-560-565-750-770.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: The datasheet was not processed; please search the internet for the part number OP555B for additional details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
