| Digi-Key | 13519418 | 1 | | 1 | |
| Future Electronics | 7041374 | 3000 | 15000 | 3000 | 3000 @ $0.24 |
| Win Source | FXLP4555MPX | 1 | 30125 | 1 | |
 RS Delivers | 862-9264 | 1 | | 1 | |
 swatee.com | FXLP4555MPX | 1 | 1132 | 1 | 1 @ $1.57 |
| iodParts | FXLP4555MPX | 1000 | 3000 | 1000 | 1000 @ $0.27, 4000 @ $0.25 |
| Digi-Key | 13524265 | 1042 | | 1042 | 1042 @ $0.24 |
| Digi-Key | 4433066 | 1 | 2320 | 1 | 1 @ $0.68, 10 @ $0.59, 25 @ $0.56, 100 @ $0.46, 250 @ $0.42, 500 @ $0.36, 1000 @ $0.29 |
 Arrow | FXLP4555MPX | 3000 | 3000 | 1 | 3000 @ $0.29 |
| Mouser | 512-FXLP4555MPX | 1 | 3956 | 1 | 1 @ $0.79, 10 @ $0.69, 100 @ $0.53, 1000 @ $0.34, 10000 @ $0.28 |
| Newark | 54T8432 | 3000 | | 3000 | 3000 @ $0.26, 6000 @ $0.24, 12000 @ $0.22, 18000 @ $0.21, 30000 @ $0.20 |
| TME | FXLP4555MPX | 1 | | 1 | |
| Digi-Key | 4433149 | 1000 | 90 | 1000 | 1 @ $0.91, 10 @ $0.80, 25 @ $0.75, 100 @ $0.61, 250 @ $0.57, 500 @ $0.48, 1000 @ $0.40 |
| Digi-Key | 2804265 | 1 | 2574 | 1 | 1 @ $0.91, 10 @ $0.80, 25 @ $0.75, 100 @ $0.61, 250 @ $0.57, 500 @ $0.48, 1000 @ $0.39, 3000 @ $0.35, 6000 @ $0.33, 15000 @ $0.31 |