| Part Number | 2SD1275AP | 2SD1277AP |
|---|---|---|
| Manufacturer | Panasonic Electronic Components | Panasonic Electronic Components |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Obsolete | Obsolete |
| Transistor Type | NPN - Darlington | NPN - Darlington |
| Current - Collector (Ic) (Max) | 2 A | 8 A |
| Voltage - Collector Emitter Breakdown (Max) | 80 V | 80 V |
| Vce Saturation (Max) @ Ib, Ic | 2.5V @ 8mA, 2A | 1.5V @ 8mA, 4A |
| Current - Collector Cutoff (Max) | 2mA | 100µA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 4000 @ 2A, 4V | 4000 @ 4A, 3V |
| Power - Max | 2 W | 2 W |
| Frequency - Transition | 20MHz | 20MHz |
| Operating Temperature | 150°C (TJ) | 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | TO-220-3 Full Pack | TO-220-3 Full Pack |
| Supplier Device Package | TO-220F-A1 | TO-220F-A1 |