The 50PEV22M6.3X6.1 from Rubycon is a Supercapacitor with Capacitance 0.022 mF, Voltage Rating 50 V, Equivalent Series Resistance 80 mOhm, Temperature Operating Range -55 to 105 Degree C. Tags: Surface Mount. More details for 50PEV22M6.3X6.1 can be seen below.