| CHARACTERISTIC | SYMBOL | RATING | UNIT |
| Repetitive Peak | SF25G251 | | 400 | V |
| Off-State Voltage and Repetitive Peak Reverse Voltage | SF25J251 | VDRM VRRM | 600 |
| Non-Repetitive Peak | SF25G251 | | 500 | V |
| Reverse Voltage (Non-Repetitive < 5 ms, Tj = 0~1250C) | SF25J251 | VRSM | 720 |
| Average On-State Curren (Half Sine Waveform) | | IT (AV) | 25 | A |
| R.M.S On-State Current | lT(RMS) | 39 | A |
| | | 350 (50 Hz) | A |
| Peak One Cycle Surge On-State Current (Non-Repetitive) | ITSM | 385 (60 Hz) |
| 12t Limit Value | 12t | 612 | A-s |
| Critical Rate of Rise of On-State Current (Note) | didt | 100 | A/lIs |
| Peak Gate Power Dissipation | PGM | 5 | W |
| Average Gate Power Dissipation | PG (AV) | 0.5 | W |
| Peak Forward Gate Voltage | VFGM | 10 | V |
| Peak Reverse Gate Voltage | VRGM | 5 | V |
| Peak Forward Gate Current | IGM | 2 | A |
| Junction Temperature | Tj | 40125 | oc |
| Storage Temperature Range | Tstg | 40125 | oc |
| Isolation Voltage (AC, t = 1 min.) | Vlsol | 1500 | V |
| | | | |
