| Equivalent | TF78I | |
| Type | SemiConductor | |
| Case | TO8 | |
| Manufacturer | Siemens Semiconductors | |
| Vbr CBO | 16 | |
| Vbr CEO | 16 | |
| Max. PD (W) | 2.0 | |
| Max. hFE | 150 | |
| Min hFE | 20 | |
| Ic Max. (A) | 600m | |
| @Ic (test) (A) | 600m | |
| Icbo Max. @Vcb Max. (A) | 30u | |
| R(sat) (Û) | 60 | |
| Derate Above 25°C | 77m | |
| Trans. Freq (Hz) Min. | 700k | |
| Oper. Temp (°C) Max. | 75 | |
| @VCE (V) | .30 | |
| Pinout Equivalence Number | N/A | |
| Surface Mounted Yes/No | NO | |
| SKU | 577550 | |