Panasonic has the component you need to support changes in input power with their EEF-LX0D561R conductive polymer aluminum solid capacitor. It can withstand a voltage of 2 VDC. It has 2 terminals. Its leakage current is 112@2Min μA. It has a tolerance of 20%. This product is 7.3 mm long, 1.9 mm tall and 4.3 mm deep. This conductive polymer aluminum solid capacitor has a minimum operating temperature of -40 °C and a maximum of 105 °C.