1. According to the structure, there are three categories: fixed capacitors, variable capacitors, and trimmer capacitors.
2. Classified by electrolyte: organic dielectric capacitors, inorganic dielectric capacitors, electrolytic capacitors, and air dielectric capacitors.
3, according to the use of: high frequency bypass, low frequency bypass, filtering, tuning, high frequency coupling, low frequency coupling, small capacitors.
4. According to different manufacturing materials, it can be divided into: ceramic dielectric capacitor, polyester capacitor, Electrolytic capacitor, tantalum capacitor, and advanced polypropylene capacitor.
5. High-frequency bypass: ceramic capacitors, mica capacitors, glass film capacitors, polyester capacitors, glass glaze capacitors.
6. Low frequency bypass: paper capacitors, ceramic capacitors, Aluminum Electrolytic Capacitors, polyester capacitors.
7. Filtering: aluminum electrolytic capacitors, paper capacitors, composite paper capacitors, liquid tantalum capacitors.
8. Tuning: ceramic capacitors, mica capacitors, glass film capacitors, polystyrene capacitors.
9. Low coupling: paper capacitors, ceramic capacitors, aluminum electrolytic capacitors, polyester capacitors, solid tantalum capacitors.
10. Small capacitors: metalized paper capacitors, ceramic capacitors, aluminum electrolytic capacitors, polystyrene capacitors, solid tantalum capacitors, glass glaze capacitors, metalized polyester capacitors, polypropylene capacitors, mica capacitors.