The T520T227M004ATE035 from KEMET Corporation is a Power Capacitor with Capacitance 220 uF, Voltage Rating 4 V, Equivalent Series Resistance (ESR) 35 mOhm, Mass 54.84 milligram, Operating Temperature -55 to 105 Degree C. Tags: Surface Mount, Polymer Capacitor. More details for T520T227M004ATE035 can be seen below.