The EP1A133M050DZSSD from Vishay is a Wet Tantalum Supercapacitor that is ideal for industrial, military, and space Applications. This supercapacitor has a capacitance of 13 mF and a rated voltage of 50 V. It has an ESR (equivalent series resistance) of up to 0.050 Ω. This supercapacitor is based on Vishay's SuperTan technology which offers a very high capacitance design and delivers a high energy output. It is designed to provide optimal performance up to an altitude of 100,000 feet. This RoHS-complaint supercapacitor is available in a surface-mount package that measures 1.4 x 1.45 inches.