| Type | Transistor Silicon NPN | |
| Case | TO3 | |
| Manufacturer | TSC | |
| Vbr CEO | 400 | |
| Max. hFE | 400 | |
| Min hFE | 40 | |
| Ic Max. (A) | 20 | |
| @Ic (test) (A) | 10 | |
| Mat. | Silicon Logic | |
| Polarity | NPN | |
| @VCE (test) | 5.0 | |
| Pinout Equivalence Number | N/A | |
| Surface Mounted Yes/No | NO | |
| Maximum Collector Power Dissipation (Pc) | 150 W | |
| Maximum Collector-Emitter Voltage |Vce| | 400 V | |
| Maximum Emitter-Base Voltage |Veb| | 5 V | |
| Maximum Collector Current |Ic max| | 20 A | |
| Max. Operating Junction Temperature (Tj) | 175 °C | |
| Forward Current Transfer Ratio (hFE), MIN | 40 | |
| SKU | 1277761 | |