As a result of the loss of useful energy in a simple circuit with a resistor and an ideal (perfect) capacitor, equivalent series resistance (ESR) is known as internal resistance.Currently, this capacitor is leakage current 0.0005mA.The Tan Delta is a dielectric test on the insulating oil to determine its quality, and it is 0.06.
F921C225MAA Features
a leakage current of 0.0005mA in this capacitor its tan delta is 0.06
F921C225MAA Applications
There are a lot of Nichicon F921C225MAA applications of tantalum capacitors.