The HV1020-2R7505-R from Eaton is a Supercapacitor with Capacitance 5000 mF, Voltage Rating 2.7 to 3.0 V, Equivalent Series Resistance 40 mOhms, Temperature Operating Range -40 to 65 Degree C. Tags: Through Hole. More details for HV1020-2R7505-R can be seen below.