| No. | Part Name | Description |
|---|
| 501 | OP501SLC | NPN silicon phototransistor. |
| 502 | OP501SLD | NPN silicon phototransistor. |
| 503 | OP501SR | Infrared selected NPN silicon phototransistor. |
| 504 | OP501SRA | Infrared selected NPN silicon phototransistor. |
| 505 | OP501SRB | Infrared selected NPN silicon phototransistor. |
| 506 | OP501SRC | Infrared selected NPN silicon phototransistor. |
| 507 | OP501SRD | Infrared selected NPN silicon phototransistor. |
| 508 | OP505A | Infrared Selected NPN Silicon Phototransistors |
| 509 | OP505B | Infrared Selected NPN Silicon Phototransistors |
| 510 | OP505C | Infrared Selected NPN Silicon Phototransistors |
| 511 | OP505D | Infrared Selected NPN Silicon Phototransistors |
| 512 | OP505W | NPN SILICON PHOTOTRANSISTOR |
| 513 | OP506A | NPN SILICON PHOTOTRANSISTORS |
| 514 | OP506B | NPN SILICON PHOTOTRANSISTORS |
| 515 | OP506C | NPN SILICON PHOTOTRANSISTORS |
| 516 | OP506D | NPN SILICON PHOTOTRANSISTORS |
| 517 | OP506W | NPN silicon phototransistor |
| 518 | OP508FA | NPN silicon phototransistor. |
| 519 | OP508FB | NPN silicon phototransistor. |
| 520 | OP508FC | NPN silicon phototransistor. |
| 521 | OP509 | NPN silicon phototransistor. |
| 522 | OP509A | NPN silicon phototransistor |
| 523 | OP509B | NPN silicon phototransistor |
| 524 | OP509C | NPN silicon phototransistor |
| 525 | OP509SLC | NPN silicon phototransistor. |
| 526 | OP509SLD | NPN silicon phototransistor. |
| 527 | OP530 | NPN silicon photodarlington. |
| 528 | OP535A | NPN silicon phototransistor |
| 529 | OP535B | NPN silicon phototransistor |
| 530 | OP535C | NPN silicon phototransistor |
| 531 | OP538 | NPN SILICON PHOTODARLINGTON |
| 532 | OP538F | NPN SILICON PHOTODARLINGTON |
| 533 | OP538FA | NPN SILICON PHOTODARLINGTON |
| 534 | OP538FB | NPN SILICON PHOTODARLINGTON |
| 535 | OP538FC | NPN SILICON PHOTODARLINGTON |
| 536 | OP550 | NPN silicon phototransistor. |
| 537 | OP550A | NPN SILICON PHOTOTRANSISTORS |
| 538 | OP550B | NPN SILICON PHOTOTRANSISTORS |
| 539 | OP550C | NPN SILICON PHOTOTRANSISTORS |
| 540 | OP550D | NPN SILICON PHOTOTRANSISTORS |
| 541 | OP550SLA | NPN silicon phototransistor. |
| 542 | OP550SLB | NPN silicon phototransistor. |
| 543 | OP550SLC | NPN silicon phototransistor. |
| 544 | OP550SLD | NPN silicon phototransistor. |
| 545 | OP555A | NPN silicon phototransistor |
| 546 | OP555C | NPN silicon phototransistor |
| 547 | OP555D | NPN silicon phototransistor |
| 548 | OP560A | NPN Silicon Photodarlington |
| 549 | OP560B | NPN Silicon Photodarlington |
| 550 | OP560C | NPN Silicon Photodarlington |
| | |
