The OP80xSL series, from Optek Technology Inc., are a family of NPN silicon phototransistors. They are in TO-18 hermetically sealed packages which make them suitable for applications in harsh environments. They offer a narrow receiving angle which enables better on-axis coupling.
Features of the OP80xSL phototransistors:
OP800SL, OP801SL, OP802SL, OP803SL, OP804SL and OP805SL
TO-18 hermetically sealed package
Through-hole mounting
Narrow receiving angle
Range of different sensitivities
Operating temperature: -65 to +125 °C