OPB961T51 SENSOR OPTICAL SWITCH SLOTTED WIRE T545038 OPB961T51 is a high-performance distance sensor that designed for measuring distances from 3.18 mm with high accuracy. Operates within a supply voltage range of 4.75V to 5.25V and consumes 15mA current. Features Open Collector output for versatile applications. Manufactured by TT ELECTRONICS/IRC, it performs reliably within temperatures of -40°C to +70°C.Compliant with ROHS standards and packaged as BULK.