OPB856

Product Bulletin OPB856 July 1996 Wide Gap Optical Sensor Type OPB856 Features • Industrial package • Threaded housing • Molded connectors Description The OPB856 consists of an LED and a phototransistor each mounted in a threaded (M12x1TH) color coded housing. The LED is white, and the phototransistor is black. Both have a molded Molex connector for ease of installation. For cable and connector operations, contact the factory. Absolute Maximum Ratings (TA = 25o C unless otherwise noted) Storage and Operating Temperature Range . . . . . . . . . . . . . . . . . . . -40o C to +85o C Input Diode Continuous Forward Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 mA Reverse Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0 V Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 mW(1) Output Phototransistor Collector-Emitter Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 V Emitter-Collector Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.0 V Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 mW(1) Notes: (1) Derate Linearly 1.67 mW/o C above 25o C. (2) d is the distance between lenses along the optical axis. (3) All parameters tested using pulse technique. Optek Technology, Inc. 1215 W. Crosby Road Carrollton, Texas 75006 12-130 (972) 323-2200 Fax (972) 323-2396 Type OPB856 Electrical Characteristics (TA = 25o C unless otherwise noted) SYMBOL Input Diode VF IR V(BR)CEO V(BR)ECO ICEO PARAMETER MIN MAX UNITS 1.7 100 30 5.0 100 1.8 V µA V V nA mA IF = 20 mA VR = 2 V IC = 100 µA IE = 100 µA TEST CONDITIONS Forward Voltage Reverse Current Collector-Emitter Breakdown Voltage Emitter-Collector Breakdown Voltage Collector Dark Current On-State Collector Current(3) Output Phototransistor VCE = 10 V, IF = 0, Ee = 0 (2) VCE = 5 V, IF = 20 mA, d = 2” Coupled IC(ON) Typical Performance Curves Normalized Output Current vs. Distance Normalized to d = 2.0" IF = 20 mA VCE = 5.0 V +2σ Average -2σ d - Distance Between LED and Sensor Housings - Inches Optek reserves the right to make changes at any time in order to improve design and to supply the best product possible. Optek Technology, Inc. 1215 W. Crosby Road Carrollton, Texas 75006 (972) 323-2200 Fax (972) 323-2396 12-131