| 1221561 | OP508FA | NPN fototranzistor siliciu. | Optek Technology |
| 1221562 | OP508FB | NPN fototranzistor siliciu. | Optek Technology |
| 1221563 | OP508FC | NPN fototranzistor siliciu. | Optek Technology |
| 1221564 | OP509 | NPN fototranzistor siliciu. | Optek Technology |
| 1221565 | OP509A | NPN fototranzistor siliciu | Optek Technology |
| 1221566 | OP509B | NPN fototranzistor siliciu | Optek Technology |
| 1221567 | OP509C | NPN fototranzistor siliciu | Optek Technology |
| 1221568 | OP509SLC | NPN fototranzistor siliciu. | Optek Technology |
| 1221569 | OP509SLD | NPN fototranzistor siliciu. | Optek Technology |
| 1221570 | OP530 | NPN photodarlington siliciu. | Optek Technology |
| 1221571 | OP535A | NPN fototranzistor siliciu | Optek Technology |
| 1221572 | OP535B | NPN fototranzistor siliciu | Optek Technology |
| 1221573 | OP535C | NPN fototranzistor siliciu | Optek Technology |
| 1221574 | OP538 | NPN SILICON PHOTODARLINGTON | Optek Technology |
| 1221575 | OP538F | NPN SILICON PHOTODARLINGTON | Optek Technology |
| 1221576 | OP538FA | NPN SILICON PHOTODARLINGTON | Optek Technology |
| 1221577 | OP538FB | NPN SILICON PHOTODARLINGTON | Optek Technology |
| 1221578 | OP538FC | NPN SILICON PHOTODARLINGTON | Optek Technology |
| 1221579 | OP550 | NPN fototranzistor siliciu. | Optek Technology |
| 1221580 | OP550A | FOTOTRANZISTENȚI SILICONI NPN | Optek Technology |
| 1221581 | OP550B | FOTOTRANZISTENȚI SILICONI NPN | Optek Technology |
| 1221582 | OP550C | FOTOTRANZISTENȚI SILICONI NPN | Optek Technology |
| 1221583 | OP550D | FOTOTRANZISTENȚI SILICONI NPN | Optek Technology |
| 1221584 | OP550SLA | NPN fototranzistor siliciu. | Optek Technology |
| 1221585 | OP550SLB | NPN fototranzistor siliciu. | Optek Technology |
| 1221586 | OP550SLC | NPN fototranzistor siliciu. | Optek Technology |
| 1221587 | OP550SLD | NPN fototranzistor siliciu. | Optek Technology |
| 1221588 | OP555A | NPN fototranzistor siliciu | Optek Technology |
| 1221589 | OP555C | NPN fototranzistor siliciu | Optek Technology |
| 1221590 | OP555D | NPN fototranzistor siliciu | Optek Technology |
| 1221591 | OP560A | NPN Silicon Photodarlington | Optek Technology |
| 1221592 | OP560B | NPN Silicon Photodarlington | Optek Technology |
| 1221593 | OP560C | NPN Silicon Photodarlington | Optek Technology |
| 1221594 | OP565 | NPN SILICON PHOTODARLINGTON | Optek Technology |
| 1221595 | OP565A | NPN SILICON PHOTODARLINGTON | Optek Technology |
| 1221596 | OP565B | NPN SILICON PHOTODARLINGTON | Optek Technology |
| 1221597 | OP565C | NPN SILICON PHOTODARLINGTON | Optek Technology |
| 1221598 | OP593 | FOTOTRANSISTORI DIN SILICIU PLASTIC NPN | Optek Technology |
| 1221599 | OP593A | NPN fototranzistor siliciu | Optek Technology |
| 1221600 | OP593B | NPN fototranzistor siliciu | Optek Technology |
