The Walsin SR221K25DS40F is a metal oxide varistor with a clamping voltage of 242V and a voltage tolerance of 10%. It has a capacitance of 3.3nF and can handle a maximum clamping current of 100A. The varistor is available in a radial package with a lead pitch of 12.7mm and a depth of 9.5mm. It is rated for operation between -55°C and 85°C and is suitable for use in overvoltage and ESD protection applications.
| RoHS |
Compliant |
| Depth |
9.5mm |
| Mount |
Through Hole |
| Packaging |
Bulk |
| Lead Pitch |
12.7mm |
| Capacitance |
3.3nF |
| Package/Case |
Radial |
| Lead/Base Style |
Radial |
| Clamping Current |
100A |
| Clamping Voltage |
360V |
| Varistor Voltage |
242V |
| Voltage Tolerance |
10% |
| Max Voltage Rating (AC) |
140V |
| Max Voltage Rating (DC) |
180V |
| Max Operating Temperature |
85°C |
| Min Operating Temperature |
-55°C |