| Part Number | BUT12AI,127 | BUT12AX,127 |
|---|---|---|
| Manufacturer | NXP USA Inc. | NXP USA Inc. |
| 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) | 8 A | 8 A |
| Voltage - Collector Emitter Breakdown (Max) | 450 V | 450 V |
| Vce Saturation (Max) @ Ib, Ic | 1.5V @ 860mA, 5A | 1.5V @ 1A, 5A |
| Current - Collector Cutoff (Max) | 1mA | 1mA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 14 @ 1A, 5V | 10 @ 1A, 5V |
| Power - Max | 110 W | 23 W |
| Frequency - Transition | - | - |
| Operating Temperature | 150°C (TJ) | 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | TO-220-3 | TO-220-3 Full Pack, Isolated Tab |
| Supplier Device Package | TO-220AB | TO-220F |