The Walsin VZ40D781KQ is a metal oxide varistor with a varistor voltage of 858V and a maximum DC voltage rating of 640V. It has a capacitance of 0.0025uF and can handle a maximum surge current of 40000A. The varistor is mounted through a 25.4mm pitch terminal and is designed for use in overvoltage and ESD protection applications. Operating temperatures are not specified, but it is suitable for use in a variety of industrial and commercial environments.
| RoHS |
Yes |
| Mounting |
Through Hole |
| Capacitance |
0.0025uF |
| RoHS Version |
2011/65/EU, 2015/863 |
| Terminal Pitch |
25.4mm |
| Clamping Current |
300A |
| Clamping Voltage |
1290V |
| Varistor Voltage |
858V |
| Max AC Voltage Rating |
485V |
| Max DC Voltage Rating |
640V |
| Maximum Surge Current |
40000A |