The Walsin SR 820K07DS40F is a metal oxide varistor with a maximum operating temperature range of -55 to 85 degrees Celsius. It has a maximum surge current of 1200A and a clamping current of 10A. The varistor features a clamping voltage of 135V and a capacitance of 830pF. It is designed for through hole mounting with a 5mm terminal pitch. The device is rated for a maximum DC voltage of 66V and a maximum AC voltage of 50V.
| RoHS |
Yes |
| Mounting |
Through Hole |
| Technology |
Metal Oxide |
| Capacitance |
830pF |
| RoHS Version |
2011/65/EU, 2015/863 |
| Terminal Pitch |
5mm |
| Clamping Current |
10A |
| Clamping Voltage |
135V |
| Varistor Voltage |
90V |
| Max AC Voltage Rating |
50V |
| Max DC Voltage Rating |
66V |
| Maximum Surge Current |
1200A |
| Max Operating Temperature |
85°C |
| Min Operating Temperature |
-55°C |