RNE FPCAP Capacitors Nichicon RNE FPCAP Capacitors feature ultra low ESR (as low as 8mΩ) at a high frequency range and ultra high capacitance (100 to 1200µF). The NE Series offers high ripple current capability, as well as a high reliability and a long life. Applications for the Nichicon NE Series FPCAP Capacitors include switching power supply, DC/DC converters, buck up power supplies of CPU (Vrm, etc.), and miniature high power supplies.