The RAHV1101M4EFK5002X from Taiyo Yuden is a Supercapacitor with Capacitance 100 µF, Voltage Rating 63 V, Equivalent Series Resistance 26 milli-ohm, Temperature Operating Range -55 to 105 Degree C. Tags: Surface Mount. More details for RAHV1101M4EFK5002X can be seen below.