Passive Plus Inc. currently offers a line of ultra high power capacitors available in two case sizes for UHF/microwave transmitter applications:
6040 P/C series: size: .600”x.400”; Q: >10,000; WVDC: 5000 V; extended WVDC: 10,000 V; TC: 0 +/- 30 PPM/°C (NPO).
7676 P/C series: size: .760” x .760”; Q: >10,000; WVDC: 7500 V; extended WVDC: 15000 V; TC: 0 +/- 30 PPM/°C (NPO).
These products are available in surface-mount or leaded configurations that are RoHS compliant and are available in a non-magnetic termination style.