The GY25R58E16V504RN from CAP-XX is a Supercapacitor with Capacitance 0.5 F, Voltage Rating 5.5 V, Equivalent Series Resistance 530 milli-ohm, Temperature Operating Range -40 to 85 Degree C. Tags: Through Hole. More details for GY25R58E16V504RN can be seen below.