| Equivalent | BUT92 | |
| Type | Transistor Silicon NPN | |
| Case | TO3 | |
| Manufacturer | SGS Thomson | |
| Vbr CBO | 350 | |
| Vbr CEO | 300 | |
| Max. PD (W) | 250 | |
| t(f) Max. (S) | 700n | |
| Max. hFE | 120 | |
| Min hFE | 20 | |
| Ic Max. (A) | 50 | |
| @Ic (test) (A) | 5 | |
| Icbo Max. @Vcb Max. (A) | 1.0m | |
| Polarity | NPN | |
| Tr Max. (s) | 1u | |
| Derate Above 25°C | 1.4 | |
| Trans. Freq (Hz) Min. | 8M | |
| Oper. Temp (°C) Max. | 200 | |
| @VCE (V) | 4 | |
| Pinout Equivalence Number | N/A | |
| Surface Mounted Yes/No | NO | |
| Maximum Collector Power Dissipation (Pc) | 250 W | |
| Maximum Collector-Base Voltage |Vcb| | 400 V | |
| Maximum Collector-Emitter Voltage |Vce| | 300 V | |
| Maximum Collector Current |Ic max| | 50 A | |
| Max. Operating Junction Temperature (Tj) | 200 °C | |
| Forward Current Transfer Ratio (hFE), MIN | 10 | |
| SKU | 82173 | |