| Type | Transistor Silicon NPN | |
| Case | TO3P | |
| Manufacturer | Halbleiterwerk Frankfurt Oder | |
| @Temp. (test) (°C) | 175# | |
| Ir @ Diff. Temp (A) | 4.0m | |
| VRRM | 300 | |
| Polarity | NPN | |
| 1-Cycle Surge Current (A) | 150 | |
| @Temp (test) (°C) | 150# | |
| @Temp. (test) for Vf) | 25 | |
| Vf Max. | 1.2 | |
| I(out) (If AVG) Max. | 12 | |
| @Volts (test) (V) | 300 | |
| @If (test) | 12 | |
| Oper. Temp (°C) Max. | 175 | |
| Surface Mounted Yes/No | NO | |
| Maximum Collector Power Dissipation (Pc) | 125 W | |
| Maximum Collector-Emitter Voltage |Vce| | 400 V | |
| Maximum Collector Current |Ic max| | 12 A | |
| Forward Current Transfer Ratio (hFE), MIN | 10 | |
| SKU | 541409 | |