In a simple electronic circuit consisting of an ideal (perfect) capacitor and a resistor, equivalent series resistance (ESR), also known as internal resistance, represents the loss of useful energy.This capacitor leaks current 0.0007mA.Its tan delta is 0.06, which is an electrical dielectric test used to determine its quality.
F921A685MAA Features
a leakage current of 0.0007mA in this capacitor its tan delta is 0.06
F921A685MAA Applications
There are a lot of Nichicon F921A685MAA applications of tantalum capacitors.