The CNR-18D781K is a metal oxide varistor from Centra Science, designed for overvoltage and ESD protection. It features a maximum surge current of 6500A and a maximum operating temperature range of -40°C to 85°C. The varistor has a clamping voltage of 1290V and a clamping current of 75A. It is available in a through-hole package with a terminal pitch of 7.5mm.
| RoHS |
Yes |
| Mounting |
Through Hole |
| Technology |
Metal Oxide |
| Capacitance |
450pF |
| RoHS Version |
2011/65/EU, 2015/863 |
| Terminal Pitch |
7.5mm |
| Clamping Current |
75A |
| Clamping Voltage |
1290V |
| Varistor Voltage |
780V |
| Max AC Voltage Rating |
485V |
| Max DC Voltage Rating |
640V |
| Maximum Surge Current |
6500A |
| Max Operating Temperature |
85°C |
| Min Operating Temperature |
-40°C |