The S25K420E4R12 is a metal oxide varistor from TDK, designed for overvoltage protection. It features a varistor voltage of 680V and can withstand a maximum AC voltage rating of 420V and a maximum DC voltage rating of 560V. The device has a capacitance of 0.00115uF and a clamping voltage of 1120V with a clamping current of 150mA. It can handle a maximum surge current of 20000A. The S25K420E4R12 operates within a temperature range of -40 to 85 degrees Celsius and is available in a through-hole package with a terminal pitch of 12.7mm.
TDK S25K420E4R12 technical specifications.
| Varistor Voltage | 680V |
| Max AC Voltage Rating | 420V |
| Max DC Voltage Rating | 560V |
| Capacitance | 0.00115uF |
| Clamping Voltage | 1120V |
| Clamping Current | 150A |
| Maximum Surge Current | 20000A |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| Technology | Metal Oxide |
| Mounting | Through Hole |
| Terminal Pitch | 12.7mm |
| RoHS | Yes |
| RoHS Version | 2011/65/EU |
No datasheet is available for this part.
