| Part Number | BUV20 | BUV27 |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Obsolete | Obsolete |
| Transistor Type | NPN | NPN |
| Current - Collector (Ic) (Max) | 50 A | 12 A |
| Voltage - Collector Emitter Breakdown (Max) | 125 V | 120 V |
| Vce Saturation (Max) @ Ib, Ic | 1.2V @ 5A, 50A | 1.5V @ 800mA, 8A |
| Current - Collector Cutoff (Max) | 3mA | - |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 20 @ 25A, 2V | - |
| Power - Max | 250 W | 85 W |
| Frequency - Transition | 8MHz | - |
| Operating Temperature | 200°C (TJ) | 175°C (TJ) |
| Mounting Type | Chassis Mount | Through Hole |
| Package / Case | TO-204AA, TO-3 | TO-220-3 |
| Supplier Device Package | TO-3 | TO-220 |