·With TO-202 package
·High Voltage
·High transition frequency
| SYMBOL | PARAMETER | CONDITIONS | Rating | Unit | |
| VCBO | Collector-base voltage | Open emitter | 70 | V | |
| VCEO | Collector-emitter voltage | 2SC1098 | Open base | 45 | V |
| 2SC1098A | 60 | ||||
| VEBO | Emitter-base voltage | Open collector | 5 | V | |
| IC | Collector current | 3 | A | ||
| ICM | Collector current-peak | 5 | A | ||
| IB | Base current (DC) | 0.6 | A | ||
| PC | Collector power dissipation | TC=25℃ | 1.2 | W | |
| TC=25℃ | 10 | ||||
| Tj | Junction temperature | 150 | ℃ | ||
| Tstg | Storage temperature | -55~150 | ℃ | ||