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.
| RoHS |
Yes |
| Mounting |
Through Hole |
| Technology |
Metal Oxide |
| Capacitance |
0.00115uF |
| RoHS Version |
2011/65/EU |
| Terminal Pitch |
12.7mm |
| Clamping Current |
150A |
| Clamping Voltage |
1120V |
| Varistor Voltage |
680V |
| Max AC Voltage Rating |
420V |
| Max DC Voltage Rating |
560V |
| Maximum Surge Current |
20000A |
| Max Operating Temperature |
85°C |
| Min Operating Temperature |
-40°C |