• Categories:Industry News
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• Time of issue:2023-08-29 14:09
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(Summary description)1. Ceramic capacitors Ceramic capacitor is a common capacitor, and its dielectric material is ceramic. It has the advantages of small size, large capacity, high precision and good stability. Ceramic capacitors are widely used in filtering, coupling, maintenance and other aspects in electronic circuits. 2. Aluminum electrolytic capacitors Aluminum electrolytic capacitors are polar capacitors whose positive electrode is made of pure aluminum foil. Aluminum electrolytic capacitors have the advantages of large capacity, small size, long service life and stable operation, so they are widely used in filtering, coupling, maintenance and other aspects in electronic circuits. 3. Electrolytic capacitors An electrolytic capacitor is a capacitor composed of two metal foils, and its dielectric material is an electrolyte. The advantages of electrolytic capacitors are large capacity, small size, stable capacitance, but their polarity is obvious, can only be used in DC circuits, and the electrolyte inside the capacitor is easy to dry and leak. 4. Organic electrolytic capacitors Organic electrolytic capacitor is a new type of capacitor, and its dielectric material is organic polymer material. The advantages of organic electrolytic capacitors are small size, large capacity, long service life, stable operation, good temperature stability and other characteristics, and are widely used in high-frequency circuits. 5. Film capacitors A film capacitor is a capacitor that uses a metal foil and film as electrodes. Its advantages are high precision, good stability, and good frequency characteristics, so it is widely used in high-frequency circuits. 6. Metallized polyester film capacitors A metallized polyester film capacitor is a capacitor that uses a polyester film as a dielectric and a metal foil or metal-coated film as an electrode. It has the advantages of small capacity, small size and stable work, and is widely used in electronic circuits. 7. Metallized polypropylene film capacitors Metallized polypropylene film capacitor is a capacitor that uses polypropylene film as a dielectric and metal foil or metal coated film as an electrode. Compared with metallized polyester film capacitors, metallized polypropylene film capacitors have a larger capacitance, a longer service life, and are not easy to damage and have a long service life. 8. Glass capacitors A glass capacitor is a capacitor made of metal foil and glass as a dielectric. It is characterized by high precision, good stability and small capacity, and is widely used in precision circuits. 9. Varactor diodes A varactor diode is a diode that can change the value of the capacitor. Its capacitance value can be achieved by changing the reverse voltage. It is widely used in radio tuning circuit, oscillation circuit and other aspects. 10. Piezoelectric capacitors A piezoelectric capacitor is a component that uses the piezoelectric effect to achieve capacitance. The advantages of piezoelectric capacitors are large capacity and high precision, and are widely used in mechanical vibration sensors, pressure sensors and other aspects. In short, there are many types of capacitors, and different types of capacitors have different characteristics and application fields. When selecting capacitors, it is necessary to select the appropriate type of capacitors according to specific usage requirements and application scenarios.