| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 4878-BC556ABK-ND | 4880 | $0.14 | Buy |
| Mouser Electronics | 771-BC556A | 0 | Buy | |
| element14 APAC | BC556A | 3610 | * $0.13 | Buy |
| Quarktwin Electronic Components | BC556A | 8069 | $0.24 | Buy |
| Win Source | BC556A | 3600 | Buy | |
| TME | BC556A | 1198 | $0.18 | Buy |
| Ameya360 | BC556A | 3110 | Buy | |
| Farnell | BC556A | 3610 | * $0.13 | Buy |
General Purpose Si-Epitaxial Planar Transistors