The SR 511K14DS40F is a metal oxide varistor from Walsin, designed for overvoltage and ESD protection. It features a maximum AC voltage rating of 320V and a maximum DC voltage rating of 420V. The varistor has a capacitance of 530pF and a clamping voltage of 840V. It can handle a maximum surge current of 4500A and operates within a temperature range of -55°C to 85°C. The device is available in a through-hole package with a terminal pitch of 7.5mm.
| RoHS |
Yes |
| Mounting |
Through Hole |
| Technology |
Metal Oxide |
| Capacitance |
530pF |
| RoHS Version |
2011/65/EU, 2015/863 |
| Terminal Pitch |
7.5mm |
| Clamping Current |
50A |
| Clamping Voltage |
840V |
| Varistor Voltage |
561V |
| Max AC Voltage Rating |
320V |
| Max DC Voltage Rating |
420V |
| Maximum Surge Current |
4500A |
| Max Operating Temperature |
85°C |
| Min Operating Temperature |
-55°C |