The CNR-20D390K is a metal oxide varistor from Centra Science, designed for overvoltage and ESD protection. It features a varistor voltage of 39V, with a maximum AC voltage rating of 25V and maximum DC voltage rating of 31V. The device has a capacitance of 0.0138uF and a clamping voltage of 77V, with a clamping current of 20A and maximum surge current of 2000A. The CNR-20D390K operates within a temperature range of -40°C to 85°C and is suitable for through-hole mounting.
| RoHS |
Yes |
| Mounting |
Through Hole |
| Technology |
Metal Oxide |
| Capacitance |
0.0138uF |
| RoHS Version |
2011/65/EU, 2015/863 |
| Terminal Pitch |
11mm |
| Clamping Current |
20A |
| Clamping Voltage |
77V |
| Varistor Voltage |
39V |
| Max AC Voltage Rating |
25V |
| Max DC Voltage Rating |
31V |
| Maximum Surge Current |
2000A |
| Max Operating Temperature |
85°C |
| Min Operating Temperature |
-40°C |