Vishay Roederstein WKO Series EMI Suppression Capacitors
The Vishay Roederstein WKO Series comprises single-layer AC disc safety capacitors designed for EMI/RFI suppression and filtering applications. These high-reliability capacitors are suitable for line-to-line (Class X) and line-to-ground (Class Y) filtering, as well as primary and secondary coupling in switch-mode power supplies (SMPS). They offer a wide range of lead styles and are coated with blue flame-retardant epoxy resin.
Product Attributes
- Brand: Vishay Roederstein
- Type: EMI Suppression Capacitor, Ceramic Disc, Class X1, 440 VAC, Class Y2, 300 VAC
- Material: Ceramic
- Coating Color: Blue
- Certifications: IEC 60384-14, UL 60384-14, CSA E60384-14
Technical Specifications
| Capacitance (pF) | Capacitance Tolerance | Dielectric | Rated Voltage (VAC) | Body Diameter Dmax. (mm) | Body Thickness Smax. (mm) | Lead Spacing F (mm) | Lead Diameter d (mm) | Part Number |
| 33 | ± 10 %, ± 20 % | N750 | 440 | 8.0 | 5.0 | 7.5 | 0.6 | WKO330#CP###KR |
| 47 | ± 10 %, ± 20 % | N750 | 440 | 8.0 | 5.0 | 7.5 | 0.6 | WKO470#CP###KR |
| 68 | ± 10 %, ± 20 % | Y5S | 300 | 8.0 | 5.0 | 7.5 | 0.6 | WKO680#CP###KR |
| 100 | ± 10 %, ± 20 % | Y5S | 300 | 8.0 | 5.0 | 7.5 | 0.6 | WKO101#CP###KR |
| 150 | ± 10 %, ± 20 % | Y5T | 300 | 8.0 | 5.0 | 7.5 | 0.6 | WKO151#CP###KR |
| 220 | ± 10 %, ± 20 % | Y5T | 300 | 8.0 | 5.0 | 7.5 | 0.6 | WKO221#CP###KR |
| 330 | ± 10 %, ± 20 % | Y5T | 300 | 8.0 | 5.0 | 7.5 | 0.6 | WKO331#CP###KR |
| 470 | ± 10 %, ± 20 % | Y5U | 300 | 8.0 | 5.0 | 7.5 | 0.6 | WKO471#CP###KR |
| 680 | ± 10 %, ± 20 % | Y5U | 300 | 9.0 | 5.0 | 7.5 | 0.8 | WKO681#CP###KR |
| 1000 | ± 10 %, ± 20 % | Y5U | 300 | 10.0 | 5.0 | 7.5 | 0.8 | WKO102#CP###KR |
| 1500 | ± 10 %, ± 20 % | Y5U | 300 | 12.0 | 5.0 | 12.5 | 0.8 | WKO152#CP###KR |
| 2200 | ± 10 %, ± 20 % | Y5U | 300 | 13.0 | 5.0 | 12.5 | 0.8 | WKO222#CP###KR |
| 3300 | ± 10 %, ± 20 % | Y5U | 300 | 15.0 | 5.0 | 12.5 | 0.8 | WKO332#CP###KR |
| 3900 | ± 10 %, ± 20 % | Y5U | 300 | 16.0 | 5.0 | 12.5 | 0.8 | WKO392#CP###KR |
| 4700 | ± 10 %, ± 20 % | Y5U | 300 | 18.0 | 5.0 | 12.5 | 0.8 | WKO472#CP###KR |
2410121845_VISHAY-WKO472MCPEJ0KR_C3287470.pdf
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