 | OP550D | Optek Technology / TT Electronics | PHOTOTRANS SILICON NPN SIDE LOOK | $0.5530 | 0 | Bulk |
 | OP750B | Optek Technology / TT Electronics | PHOTOTRNS NPN W/RES SIDE LOOK | $0.7230 | 0 | Bulk |
 | OP505B | Optek Technology / TT Electronics | PHOTOTRANSISTOR IR 3MM 935NM NPN | $0.4750 – $0.6200 | 0 | Bulk |
 | OP508FC | Optek Technology / TT Electronics | PHOTOTRANS SILICON NPN FLAT LENS | $0.7430 | 0 | Bulk |
 | OP599C | Optek Technology / TT Electronics | PHOTOTRNS PLSTIC SILCN NPN T13/4 | $0.5370 | 0 | Bulk |
 | OP535A | Optek Technology / TT Electronics | PHOTODARLINGTON SILICON NPN T-1 | $0.5960 – $0.7700 | 0 | Bulk |
| No image | OP516C | Optek Technology / TT Electronics | PHOTOTRANSISTOR | $4.1390 | 0 | Bulk |
 | OP598B | Optek Technology / TT Electronics | PHOTOTRANSISTOR NPN 890NM TO-18 | $0.4940 – $0.6300 | 0 | Bulk |
 | OP600A | Optek Technology / TT Electronics | PHOTOTRNS SILCN NPN HERMETC PILL | $2.4800 | 5 | Bulk |
 | OP805TX | Optek Technology / TT Electronics | PHOTOTRANSISTR SILICON NPN TO-18 | $26.9520 | 0 | Bulk |
 | OP516A | Optek Technology / TT Electronics | PHOTOTRANSISTOR | $4.1640 – $4.6700 | 95 | Bulk |
 | OP593A | Optek Technology / TT Electronics | PHOTOTRANSISTOR NPN 890NM TO-18 | $0.4940 – $0.6300 | 0 | Bulk |
| No image | OPR5500 | Optek Technology / TT Electronics | PHOTOTRANSISTOR NPN SILICON SMD | $2.6400 | 0 | Bulk |
| OP599A | Optek Technology / TT Electronics | PHOTOTRANSISTOR 5MM NPN 890NM | $0.5370 – $0.6000 | 113 | Bulk |
 | OP803SL | Optek Technology / TT Electronics | Phototransistor Chip Silicon NPN Transistor 3-Pin TO-18 | $1.7690 – $2.1990 | 20 | Bulk |
 | OP802WSL | Optek Technology / TT Electronics | PHOTOTRANSISTOR NPN 890NM TO-18 | $2.1960 – $2.4700 | 881 | Bulk |
| OP560A | Optek Technology / TT Electronics | PHOTODARL SILICON NPN SIDE LOOK | $1.0430 – $1.1800 | 303 | Bulk |
| No image | OP520 | Optek Technology / TT Electronics | PHOTOTRANSISTOR NPN OPAQUE 1206 | $0.7200 – $2.0100 | 0 | Tape & Reel (TR) |
| OP593C | Optek Technology / TT Electronics | PHOTOTRNS PLSTIC SILCN NPN TO-18 | $0.5670 | 0 | Bulk |
| OP550C | Optek Technology / TT Electronics | PHOTOTRNSISTR NPN 935NM SIDELOOK | $0.4890 – $0.6300 | 0 | Bulk |
| OP600C | Optek Technology / TT Electronics | PHOTOTRNS SILCN NPN HERMETC PILL | $2.2970 | 0 | Bulk |
| OP560C | Optek Technology / TT Electronics | PHOTODARLINGTON NPN 935NM SIDELK | $0.9140 – $1.1700 | 0 | Bulk |
| OP604TXV | Optek Technology / TT Electronics | PHOTOTRNS SILCN NPN HERMETC PILL | $24.1200 | 0 | Bulk |
| OP505C | Optek Technology / TT Electronics | PHOTOTRANSISTOR SILICON NPN T-1 | $0.5450 – $0.6200 | 782 | Bulk |
 | OP800A | Optek Technology / TT Electronics | PHOTOTRANS SILICON NPN HERM TO18 | $2.2040 – $2.6600 | 0 | Bulk |
 | OP705A | Optek Technology / TT Electronics | PHOTOTRANSISTR NPN W/RES T-1 | $0.6940 | 0 | Bulk |
 | OP505W | Optek Technology / TT Electronics | PHOTOTRANSMITTER SILICON NPN T-1 | $0.5510 – $0.6200 | 933 | Bulk |
| OP598C | Optek Technology / TT Electronics | PHOTOTRNS PLSTIC SILCN NPN TO-18 | $0.5670 – $0.6300 | 497 | Bulk |
| OP600B | Optek Technology / TT Electronics | PHOTOTRNS SILCN NPN HERMETC PILL | $2.2180 – $2.4900 | 16 | Bulk |
| OP598A | Optek Technology / TT Electronics | PHOTOTRANSISTOR NPN 890NM TO-18 | $0.4940 – $0.6300 | 0 | Bulk |
| OP800D | Optek Technology / TT Electronics | PHOTOTRANS SILICON NPN HERM TO18 | $2.3720 | 0 | Bulk |
| OP604TX | Optek Technology / TT Electronics | PHOTOTRNS SILCN NPN HERMETC PILL | $18.0060 | 0 | Bulk |
| OP805SL | Optek Technology / TT Electronics | NPN phototransistor, Voltage Collector Emitter Breakdown 30V, TO-18-3, RoHS | $2.4620 – $2.8500 | 19,528 | Bulk |
| OP550B | Optek Technology / TT Electronics | PHOTOTRNSISTR NPN 935NM SIDELOOK | $0.4890 – $0.6300 | 0 | Bulk |
| OP830SL | Optek Technology / TT Electronics | PHOTODARLINGTON SILICON NPN TO18 | $2.3810 – $2.6800 | 526 | Bulk |
| OP750D | Optek Technology / TT Electronics | PHOTOTRNS NPN W/RES SIDE LOOK | $0.7230 | 0 | Bulk |
| OP804TXV | Optek Technology / TT Electronics | PHOTOTRANS SILICON NPN TO-18 | $30.0400 | 0 | Bulk |
 | OP555B | Optek Technology / TT Electronics | PHOTOTRNS NPN PLASTIC SIDE LOOK | $0.8600 – $0.9600 | 663 | Bulk |
| OP603TXV | Optek Technology / TT Electronics | PHOTOTRNS SILCN NPN HERMETC PILL | $35.0980 | 0 | Bulk |
| OP505D | Optek Technology / TT Electronics | PHOTOTRANSISTOR SILICON NPN T-1 | $0.5510 – $0.6100 | 32 | Bulk |
| OP800B | Optek Technology / TT Electronics | PHOTOTRANS SILICON NPN HERM TO18 | $2.3720 | 0 | Bulk |
 | OP509B | Optek Technology / TT Electronics | PHOTOTRANS SILICON NPN SIDE LOOK | $0.6760 – $0.8800 | 2 | Bulk |
| OP643SL | Optek Technology / TT Electronics | PHOTOTRNS SILICN NPN HERMET PILL | $1.6300 – $2.0400 | 0 | Bulk |
 | OP506C | Optek Technology / TT Electronics | PHOTOTRANSISTOR 3MM 935NM NPN | $0.7050 – $0.7900 | 295 | Bulk |
| OP804SL | Optek Technology / TT Electronics | PHOTOTRANSISTOR NPN 890NM TO-18 | $1.7000 – $2.1200 | 0 | Bulk |
| OP599B | Optek Technology / TT Electronics | PHOTOTRNS PLSTIC SILCN NPN T13/4 | $0.5370 | 0 | Bulk |
| OP603TX | Optek Technology / TT Electronics | PHOTOTRNS SILCN NPN HERMETC PILL | $43.3740 | 0 | Bulk |
| OP805TXV | Optek Technology / TT Electronics | SENSOR PHOTO 890NM TOP TO206AA | $26.8890 – $31.3620 | 180 | Bulk |
