The SCMS22D255PRBB0 from Kyocera AVX is a Supercapacitor with Capacitance 2500 mF, Voltage Rating 4.6 to 5.4 V, Equivalent Series Resistance 140 to 360 mOhms, Temperature Operating Range -40 to 85 Degree C. Tags: Through Hole. More details for SCMS22D255PRBB0 can be seen below.