| Manufacturer | Part Number | Description |
|---|---|---|
NXP Semiconductors |
BC556A | PNP general purpose transistors |
Continental Device India |
BC556A | PNP Transistor |
Diotec Semiconductor |
BC556A | General Purpose PNP Transistors |
| BC556A | PNP Epitaxial Silicon Transistor | |
Weitron Technology |
BC556A | (BC556 - BC558) PNP General Purpose Transistor |