OPB841W51Z Optical Switch with Phototransistor Output
The OPB841W51Z is an optoelectronic device manufactured by OPTEK/TT ELECTRONICS, designed for precise optical switching applications. This transmissive phototransistor output optical switch features a compact package and customizable options to suit various automation and sensing needs.
Transmissive optical switch with a phototransistor output
Designed for non-contact object sensing, automation, and safety applications
Customizable aperture and shell material options (opaque or IR transmissive)
Side mount configuration for flexible installation
Available with 24” (610 mm) UL approved 26 AWG wire leads (W Series)
Housing made from injection-molded plastic to minimize ambient light sensitivity
Electrical and Mechanical Specifications
Parameter
Value
Storage and Operating Temperature
-40°C to +85°C (L Series), -40°C to +80°C (W Series)
Lead Soldering Temperature
260°C (for 1/16 inch from case, 5 sec)
Input Diode Forward Voltage (VF)
1.7 V at 20 mA
Reverse Current (IR)
100 µA at 2 V
Collector-Emitter Breakdown Voltage (VBRCEO)
30 V
Emitter-Collector Breakdown Voltage (VBRECO)
5 V
Collector DC Current (IC)
30 mA
Collector-Emitter Saturation Voltage (VCE(SAT))
0.4 to 0.6 V (depending on model)
On-State Collector Current (IC(ON))
0.625 to 2.25 mA (depending on model)
Additional Details
The device provides flexibility in electrical output parameters, aperture size, and shell material. It is suitable for applications requiring reliable object detection, assembly line automation, equipment security, and machine safety. The housing minimizes ambient light interference, ensuring accurate switching performance.
For more detailed specifications, please refer to the datasheet.
Note: The datasheet was not processed; please search the internet for the part number OPB841W51Z for more details.
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{"id":10020516593981,"title":"OPB841W51Z","handle":"opb841w51z","description":"\u003ch3\u003eOPB841W51Z Optical Switch with Phototransistor Output\u003c\/h3\u003e\n\u003cp\u003eThe OPB841W51Z is an optoelectronic device manufactured by OPTEK\/TT ELECTRONICS, designed for precise optical switching applications. This transmissive phototransistor output optical switch features a compact package and customizable options to suit various automation and sensing needs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e OPB841W51Z\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\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BLK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e Not specified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Category:\u003c\/strong\u003e Optoelectronics | Optical Switches, Transmissive, Phototransistor Output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Optoelectronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-op\/opb830_opb840.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\u003eTransmissive optical switch with a phototransistor output\u003c\/li\u003e\n\u003cli\u003eDesigned for non-contact object sensing, automation, and safety applications\u003c\/li\u003e\n\u003cli\u003eCustomizable aperture and shell material options (opaque or IR transmissive)\u003c\/li\u003e\n\u003cli\u003eSide mount configuration for flexible installation\u003c\/li\u003e\n\u003cli\u003eAvailable with 24” (610 mm) UL approved 26 AWG wire leads (W Series)\u003c\/li\u003e\n\u003cli\u003eHousing made from injection-molded plastic to minimize ambient light sensitivity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage and Operating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C (L Series), -40°C to +80°C (W Series)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLead Soldering Temperature\u003c\/td\u003e\n\u003ctd\u003e260°C (for 1\/16 inch from case, 5 sec)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Diode Forward Voltage (V\u003csub\u003eF\u003c\/sub\u003e)\u003c\/td\u003e\n\u003ctd\u003e1.7 V at 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReverse Current (I\u003csub\u003eR\u003c\/sub\u003e)\u003c\/td\u003e\n\u003ctd\u003e100 µA at 2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector-Emitter Breakdown Voltage (V\u003csub\u003eBR\u003c\/sub\u003eCEO)\u003c\/td\u003e\n\u003ctd\u003e30 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmitter-Collector Breakdown Voltage (V\u003csub\u003eBR\u003c\/sub\u003eECO)\u003c\/td\u003e\n\u003ctd\u003e5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector DC Current (I\u003csub\u003eC\u003c\/sub\u003e)\u003c\/td\u003e\n\u003ctd\u003e30 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector-Emitter Saturation Voltage (V\u003csub\u003eCE(SAT)\u003c\/sub\u003e)\u003c\/td\u003e\n\u003ctd\u003e0.4 to 0.6 V (depending on model)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Collector Current (I\u003csub\u003eC(ON)\u003c\/sub\u003e)\u003c\/td\u003e\n\u003ctd\u003e0.625 to 2.25 mA (depending on model)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cp\u003eThe device provides flexibility in electrical output parameters, aperture size, and shell material. It is suitable for applications requiring reliable object detection, assembly line automation, equipment security, and machine safety. The housing minimizes ambient light interference, ensuring accurate switching performance.\u003c\/p\u003e\n\u003cp\u003eFor more detailed specifications, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-op\/opb830_opb840.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The datasheet was not processed; please search the internet for the part number OPB841W51Z for more details.\u003c\/p\u003e","published_at":"2025-08-12T02:56:53+05:30","created_at":"2025-08-12T02:56:53+05:30","vendor":"Waldom Electonics","type":"Optoelectronics","tags":["IMPORT_CSV","OPTEK-TTEL","Optical","Optoelectronics","Phototransistor","SW","Transmissive","WLDM"],"price":58208,"price_min":58208,"price_max":58208,"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":50610112135485,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"OPB841W51Z","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"OPB841W51Z","public_title":null,"options":["Default Title"],"price":58208,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"OPB841W51Z","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/OPB841W51Z_51291263_e8ed30ff.jpg?v=1754947617"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/OPB841W51Z_51291263_e8ed30ff.jpg?v=1754947617","options":["Title"],"media":[{"alt":null,"id":45790024728893,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/OPB841W51Z_51291263_e8ed30ff.jpg?v=1754947617"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/OPB841W51Z_51291263_e8ed30ff.jpg?v=1754947617","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eOPB841W51Z Optical Switch with Phototransistor Output\u003c\/h3\u003e\n\u003cp\u003eThe OPB841W51Z is an optoelectronic device manufactured by OPTEK\/TT ELECTRONICS, designed for precise optical switching applications. This transmissive phototransistor output optical switch features a compact package and customizable options to suit various automation and sensing needs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e OPB841W51Z\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\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BLK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e Not specified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Category:\u003c\/strong\u003e Optoelectronics | Optical Switches, Transmissive, Phototransistor Output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Optoelectronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-op\/opb830_opb840.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\u003eTransmissive optical switch with a phototransistor output\u003c\/li\u003e\n\u003cli\u003eDesigned for non-contact object sensing, automation, and safety applications\u003c\/li\u003e\n\u003cli\u003eCustomizable aperture and shell material options (opaque or IR transmissive)\u003c\/li\u003e\n\u003cli\u003eSide mount configuration for flexible installation\u003c\/li\u003e\n\u003cli\u003eAvailable with 24” (610 mm) UL approved 26 AWG wire leads (W Series)\u003c\/li\u003e\n\u003cli\u003eHousing made from injection-molded plastic to minimize ambient light sensitivity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage and Operating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C (L Series), -40°C to +80°C (W Series)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLead Soldering Temperature\u003c\/td\u003e\n\u003ctd\u003e260°C (for 1\/16 inch from case, 5 sec)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Diode Forward Voltage (V\u003csub\u003eF\u003c\/sub\u003e)\u003c\/td\u003e\n\u003ctd\u003e1.7 V at 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReverse Current (I\u003csub\u003eR\u003c\/sub\u003e)\u003c\/td\u003e\n\u003ctd\u003e100 µA at 2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector-Emitter Breakdown Voltage (V\u003csub\u003eBR\u003c\/sub\u003eCEO)\u003c\/td\u003e\n\u003ctd\u003e30 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmitter-Collector Breakdown Voltage (V\u003csub\u003eBR\u003c\/sub\u003eECO)\u003c\/td\u003e\n\u003ctd\u003e5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector DC Current (I\u003csub\u003eC\u003c\/sub\u003e)\u003c\/td\u003e\n\u003ctd\u003e30 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector-Emitter Saturation Voltage (V\u003csub\u003eCE(SAT)\u003c\/sub\u003e)\u003c\/td\u003e\n\u003ctd\u003e0.4 to 0.6 V (depending on model)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Collector Current (I\u003csub\u003eC(ON)\u003c\/sub\u003e)\u003c\/td\u003e\n\u003ctd\u003e0.625 to 2.25 mA (depending on model)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cp\u003eThe device provides flexibility in electrical output parameters, aperture size, and shell material. It is suitable for applications requiring reliable object detection, assembly line automation, equipment security, and machine safety. The housing minimizes ambient light interference, ensuring accurate switching performance.\u003c\/p\u003e\n\u003cp\u003eFor more detailed specifications, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-op\/opb830_opb840.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The datasheet was not processed; please search the internet for the part number OPB841W51Z for more details.\u003c\/p\u003e"}
