| VBO | Breakover/Trigger Voltage | | 79 | 330 | V | K0900y, K1050y, K1100y, K1200y, K1300y, K1400y, K1500y, K1800y,
K200zy, K220zy, K240zy, K250zy, K300zy |
| VDRM | Repetitive Peak Off-state Voltage | | 70 | 200 | V | K0900y, K1050y, K1100y, K1200y, K1300y, K1400y, K1500y, K1800y,
K200zy, K220zy, K240zy, K250zy, K300zy |
| IT(RMS) | On-state RMS Current | 50/60Hz, TJ < 125C | | 1 | A | All |
| IDRM | Repetitive Peak Off-state Current | V = VDRM, 50/60Hz Sine Wave | | 5 | A | All |
| VTM | Peak On-state Voltage | IT = 1A | 1.5 | 3.0 | V | Kxxx0y, Kxxx2y |
| IH | Dynamic Holding Current | RL = 100, 50/60Hz Sine Wave | | 150 | mA | All |
| RS | Switching Resistance | (VBO VS) / (IS IBO), 50/60Hz Sine Wave | | 100 | | All |
| IBO | Breakover Current | 50/60Hz Sine Wave | | 10 | A | All |
| ITRM | Peak Repetitive Pulse Current | tp = 10s, 60Hz | | 80 | A | All |
| ITSM | Peak Non-repetitive Surge Current | Single Cycle 60Hz | | 20 | A | All |
| di/dt | Critical Rate of Rise of On-state Current | | | 150 | A/s | All |
| dv/dt | Critical Rate of Rise of Off-state Voltage | | | 1500 | V/s | All |
| TS | Storage Temperature Range | | -40 | 150 | C | All |
| TJ | Junction Temperature Range | | -40 | 125 | C | All |
| RJL | Thermal Resistance, Junction to Lead | DO-15 | | 18 | C/W | DO-15 |
| RJL | Thermal Resistance, Junction to Lead | DO-214 (1) | | 30 | C/W | DO-214 |
| RJC | Thermal Resistance, Junction to Case | TO-92 | | 35 | C/W | TO-92 |
| RJA | Thermal Resistance, Junction to Ambient | DO-15 | | 75 | C/W | DO-15 |
| RJA | Thermal Resistance, Junction to Ambient | TO-92 | | 95 | C/W | TO-92 |