The SR221K20DS40F is a metal oxide varistor from Walsin with a varistor voltage of 242V and a voltage tolerance of 10%. It has a clamping current of 100A and a maximum operating temperature of 85°C. The varistor is available in a radial package with a lead pitch of 10mm and a depth of 9mm, suitable for through hole mounting. It is rated for a maximum surge current of 6.5kA and a maximum voltage rating of 180V DC.
| RoHS |
Compliant |
| Depth |
9mm |
| Mount |
Through Hole |
| Packaging |
Bulk |
| Lead Pitch |
10mm |
| Capacitance |
2nF |
| Package/Case |
Radial |
| Lead/Base Style |
Radial |
| Clamping Current |
100A |
| Clamping Voltage |
360V |
| Varistor Voltage |
242V |
| Max Surge Current |
6.5kA |
| Voltage Tolerance |
10% |
| Max Voltage Rating (AC) |
140V |
| Max Voltage Rating (DC) |
180V |
| Max Operating Temperature |
85°C |
| Min Operating Temperature |
-55°C |