The SR 511K25DS40F is a metal oxide varistor from Walsin with a maximum operating temperature range of -55°C to 85°C. It has a maximum surge current of 18000A and a clamping current of 100A. The varistor has a capacitance of 0.0014uF and a clamping voltage of 840V. It is rated for a maximum AC voltage of 320V and a maximum DC voltage of 420V. The varistor is available in a through-hole package with a terminal pitch of 12.7mm.
| RoHS |
Yes |
| Mounting |
Through Hole |
| Technology |
Metal Oxide |
| Capacitance |
0.0014uF |
| RoHS Version |
2011/65/EU, 2015/863 |
| Terminal Pitch |
12.7mm |
| Clamping Current |
100A |
| Clamping Voltage |
840V |
| Varistor Voltage |
561V |
| Max AC Voltage Rating |
320V |
| Max DC Voltage Rating |
420V |
| Maximum Surge Current |
18000A |
| Max Operating Temperature |
85°C |
| Min Operating Temperature |
-55°C |