| Part Number | BUX87 | BUX85 |
|---|---|---|
| Manufacturer | STMicroelectronics | onsemi |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Active | Obsolete |
| Transistor Type | NPN | NPN |
| Current - Collector (Ic) (Max) | 500 mA | 2 A |
| Voltage - Collector Emitter Breakdown (Max) | 450 V | 450 V |
| Vce Saturation (Max) @ Ib, Ic | 1V @ 20mA, 200mA | 1V @ 200mA, 1A |
| Current - Collector Cutoff (Max) | 100µA | 200µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 12 @ 40mA, 5V | 30 @ 100mA, 5V |
| Power - Max | 40 W | 50 W |
| Frequency - Transition | 20MHz | 4MHz |
| Operating Temperature | 150°C (TJ) | -65°C ~ 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | TO-225AA, TO-126-3 | TO-220-3 |
| Supplier Device Package | SOT-32-3 | TO-220 |