The RCHVK471M1EFH0002EX from Taiyo Yuden is a Supercapacitor with Capacitance 470 µF, Voltage Rating 16 V, Equivalent Series Resistance 18 milli-ohm, Temperature Operating Range -55 to 125 Degree C. Tags: Surface Mount. More details for RCHVK471M1EFH0002EX can be seen below.