| Part Number | SD1446 | SD1444 |
|---|---|---|
| Manufacturer | STMicroelectronics | Microsemi Corporation |
| Category | Transistors - Bipolar (BJT) - RF | Transistors - Bipolar (BJT) - RF |
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| Product Status | Obsolete | Obsolete |
| Transistor Type | NPN | NPN |
| Voltage - Collector Emitter Breakdown (Max) | 18V | 16V |
| Frequency - Transition | - | 450MHz ~ 512MHz |
| Noise Figure (dB Typ @ f) | - | - |
| Gain | 10dB | 8dB |
| Power - Max | 183W | 5W |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 10 @ 5A, 5V | 20 @ 50mA, 5V |
| Current - Collector (Ic) (Max) | 12A | 400mA |
| Operating Temperature | 200°C (TJ) | 200°C (TJ) |
| Mounting Type | Surface Mount | Through Hole |
| Package / Case | M113 | TO-205AD, TO-39-3 Metal Can |
| Supplier Device Package | M113 | TO-39 |