1.Snubber Capacitors as MOSFET and IGBT Switches To transfer the stress impact experienced by MOSFET and IGBT switches during the turn-off process, especially to limit the induced potential generated [...]
1.Capacitor CurrentSurge Characteristics and Limiting Factors Capacitors are subject to dv/dt and current surges in some applications. Theoretically, capacitors can withstand unlimited current surges. Furthermore, when used as high-frequency [...]
Due to their excellent properties, film capacitors are widely used in electronic circuits. Depending on the specific requirements of different electronic circuits, film capacitors with varying characteristics can be [...]
1 Analysis of Capacitor FailureUnder Climate Influences 1.1. High and Low Range Temperatures In their respective general descriptions, the high range temperature Tmax and the low range temperature Tmin are defined [...]
1.Capacitor Insulationand Dissipation Factor Analysis The dissipation factor, tanδ, is the ratio of the effective power (dissipated power) of a sinusoidal load to its apparent power. If dielectric loss [...]
1.Capacitance Usually, the capacitance of capacitor of film ranges from 1000pF to tens of microfarads, and the compensation capacitors of power capacitors and medium-frequency power supplies can reach hundreds of microfarads. [...]
What are the voltage parameters of film capacitors? What do they mean? Why are there current parameters? The capacitor voltage includes rated voltage, DC dielectric strength/test voltage, maximum continuous [...]
1.Metallized Paper Dielectric Capacitor Metallized paper capacitor is a dielectric capacitor made of metallized paper as the main material. Its electrode is not made of metal foil, but a very [...]
1 Paper dielectric capacitor The dielectric constant of capacitor paper is about 2.2. Since it is made of plant cellulose, it is porous and generally contains 20%~35% (volume fraction) [...]
1 Voltage and Aluminum Electrolytic Capacitors The voltage indicators of aluminum electrolytic capacitor mainly include: rated DC voltage, rated surge voltage, transient overvoltage and reverse voltage, etc., which will [...]