The PBLL-1.0/5.4 from Tecate Group is a Supercapacitor with Capacitance 1000 mF, Voltage Rating 5.4 V, Equivalent Series Resistance 760 mOhms, Temperature Operating Range -40 to 65 Degree C. Tags: Through Hole. More details for PBLL-1.0/5.4 can be seen below.