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