| Type | Transistor Silicon NPN | |
| Case | TO66 | |
| Manufacturer | SGS Thomson | |
| Vbr CEO | 450 | |
| Ckts Per Dev. | 1 | |
| Max. PD (W) | 270 | |
| t(f) Max. (S) | 200n | |
| Ic Max. (A) | 80 | |
| @Ic (test) (A) | 60 | |
| Polarity | NPN | |
| Therm Res. (J-C) | 0.4 | |
| VCE(sat) Max. | 2.0 | |
| Oper. Temp (°C) Max. | 150 | |
| Isolated Case (Y/N) | Yes | |
| Pinout Equivalence Number | 4-89 | |
| Maximum Collector Power Dissipation (Pc) | 300 W | |
| Maximum Collector-Base Voltage |Vcb| | 850 V | |
| Maximum Collector-Emitter Voltage |Vce| | 450 V | |
| Maximum Collector Current |Ic max| | 60 A | |
| Max. Operating Junction Temperature (Tj) | 150 °C | |
| Forward Current Transfer Ratio (hFE), MIN | 100 | |
| SKU | 734674 | |