| Part Number | BC638 | BC636 |
|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
|
|
|
| Product Status | Obsolete | Obsolete |
| Transistor Type | PNP | PNP |
| Current - Collector (Ic) (Max) | 1 A | 1 A |
| Voltage - Collector Emitter Breakdown (Max) | 60 V | 45 V |
| Vce Saturation (Max) @ Ib, Ic | 500mV @ 50mA, 500mA | 500mV @ 50mA, 500mA |
| Current - Collector Cutoff (Max) | 100nA (ICBO) | 100nA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 40 @ 150mA, 2V | 40 @ 150mA, 2V |
| Power - Max | 1 W | 1 W |
| Frequency - Transition | 100MHz | 100MHz |
| Operating Temperature | 150°C (TJ) | 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) |
| Supplier Device Package | TO-92-3 | TO-92-3 |