| Picture | Part Number | Description | Category | Manufacture |
 | OP755B | PHOTOTRNS NPN W/RES SIDE LOOK | Current Sensors | TT Electronics/Optek Technology |
| OP755A | PHOTOTRNS NPN W/RES SIDE LOOK | Current Sensors | TT Electronics/Optek Technology |
| OP750D | PHOTOTRNS NPN W/RES SIDE LOOK | Current Sensors | TT Electronics/Optek Technology |
| OP750C | PHOTOTRNS NPN W/RES SIDE LOOK | Current Sensors | TT Electronics/Optek Technology |
| OP750B | PHOTOTRNS NPN W/RES SIDE LOOK | Current Sensors | TT Electronics/Optek Technology |
| OP750A | PHOTOTRNS NPN W/RES SIDE LOOK | Current Sensors | TT Electronics/Optek Technology |
 | OP705D | PHOTOTRANSISTR NPN W/RES T-1 | Current Sensors | TT Electronics/Optek Technology |
| OP705C | PHOTOTRANSISTR NPN W/RES T-1 | Current Sensors | TT Electronics/Optek Technology |
| OP705B | PHOTOTRANSISTR NPN W/RES T-1 | Current Sensors | TT Electronics/Optek Technology |
| OP705A | PHOTOTRANSISTR NPN W/RES T-1 | Current Sensors | TT Electronics/Optek Technology |
 | OP643SL | PHOTOTRNS SILICN NPN HERMET PILL | Current Sensors | TT Electronics/Optek Technology |
| OP642SL | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP641SL | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP604TXV | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP604TX | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP604S | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP603TXV | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP603TX | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP602TXV | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP602TX | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP600C | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP600B | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
| OP600A | PHOTOTRNS SILCN NPN HERMETC PILL | Current Sensors | TT Electronics/Optek Technology |
 | OP599D | PHOTOTRNS PLSTC SILCN NPN T1 3/4 | Current Sensors | TT Electronics/Optek Technology |
 | OP599C | PHOTOTRNS PLSTIC SILCN NPN T13/4 | Current Sensors | TT Electronics/Optek Technology |
| OP599B | PHOTOTRNS PLSTIC SILCN NPN T13/4 | Current Sensors | TT Electronics/Optek Technology |
| OP598C | PHOTOTRNS PLSTIC SILCN NPN T13/4 | Current Sensors | TT Electronics/Optek Technology |
 | OP593C | PHOTOTRNS PLSTIC SILCN NPN TO-18 | Current Sensors | TT Electronics/Optek Technology |
| OP593B | PHOTOTRNS PLSTIC SILCN NPN TO-18 | Current Sensors | TT Electronics/Optek Technology |
| OP565C | PHOTODARL SILICON NPN SIDE LOOK | Current Sensors | TT Electronics/Optek Technology |
