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Capacitor technical knowledge, principles and fundamentals

The frequency and temperature characteristics of ceramic capacitors

1 Frequency Characteristics of Ceramic Capacitors 🍏1.1 Q value and frequency characteristics of ceramic capacitors The capacitance of the first type of ceramic  capacitors (such as COG) is substantially invariant with frequency over the entire usable frequency range. Q value and resonant frequency are important indicators when high-frequency/ultra-high-frequency capacitors are used in bad resonant circuits. High-frequency/ultra-high-frequency [...]

2022-03-21T04:02:21+00:00Categories: Knowledge|Tags: |Comments Off on The frequency and temperature characteristics of ceramic capacitors

Types of Ceramic Capacitors

🔆With the continuous advancement of ceramic capacitor manufacturing technology, various new Types of Ceramic Capacitors have appeared. There are mainly multilayer ceramic capacitors, large size multilayer ceramic capacitors, flexible terminal ceramic capacitors, open circuit ceramic capacitors, feedthrough capacitors, chip feedthrough capacitors, balanced wire feedthrough capacitors, large capacitance ceramic capacitors, etc. 🍒Multilayer Ceramic Capacitors Multilayer ceramic capacitors [...]

2022-03-01T09:25:25+00:00Categories: Knowledge|Tags: |Comments Off on Types of Ceramic Capacitors

Frequency Characteristics of Ceramic Capacitor

👇1. Q value and frequency characteristics of ceramic capacitor ⭐️The capacitance of the class Ⅰ of ceramic dielectric capacitors (such as COG) is substantially invariant with frequency over the entire usable frequency range. Q value and resonant frequency are important indicators when high-frequency/super-frequency capacitors are used in bad resonant circuits. High-frequency/ultra-high-frequency capacitors with excellent performance have [...]

2022-02-17T04:13:36+00:00Categories: Knowledge|Tags: |Comments Off on Frequency Characteristics of Ceramic Capacitor

Film capacitors failure analysis and countermeasures?

🪐1. Failure of normal use The failure of film capacitors can be the failure of normal use, and the probability of such failure is extremely low, and generally small batch applications may not be considered. Except for the very low probability of failure in normal use, the most common failures of film capacitors are caused by [...]

2021-12-29T08:49:14+00:00Categories: Knowledge|Tags: |Comments Off on Film capacitors failure analysis and countermeasures?

What are the advantages of metal film capacitors?

🌟Metal film capacitors have obvious advantages over metal foil electrode capacitors, that is, "self-healing." ✨“Self-healing”: The vacuum deposition metal attachment directly attached to the plastic film is only 20-50mm. If there are weaknesses, defects or the dielectric strength of the insulator in the mixture in the insulator is exceeded, the insulator will be broken down. The [...]

2021-12-22T03:15:40+00:00Categories: Knowledge|Tags: |Comments Off on What are the advantages of metal film capacitors?

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