| Part Number | BC556C | BC556B |
|---|---|---|
| Manufacturer | Diotec Semiconductor | Fairchild Semiconductor |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Active | Obsolete |
| Transistor Type | PNP | PNP |
| Current - Collector (Ic) (Max) | 100 mA | 100 mA |
| Voltage - Collector Emitter Breakdown (Max) | 65 V | 65 V |
| Vce Saturation (Max) @ Ib, Ic | 650mV @ 5mA, 100mA | 650mV @ 5mA, 100mA |
| Current - Collector Cutoff (Max) | 15nA | 100nA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 420 @ 2mA, 5V | 180 @ 2mA, 5V |
| Power - Max | 500 mW | 625 mW |
| Frequency - Transition | 150MHz | 280MHz |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | TO-226-3, TO-92-3 (TO-226AA) | TO-226-3, TO-92-3 (TO-226AA) Formed Leads |
| Supplier Device Package | TO-92 | TO-92 (TO-226) |