The TQC series SMD POSCAP conductive polymer Solid Tantalum Capacitor offers high volumetric efficiency for capacitance. This capacitor has stable capacitance at high frequency and temperature with low ESR/ESL Panasonic"s Capacitor. This series utilizes a sintered tantalum anode and a proprietary high conductivity polymer for a cathode. Panasonic"s innovative construction and processing yields one of the lowest ESR level in polymer Tantalum Capacitor technology and exhibits excellent performance in high frequency applications.