1.Classify:Class I Temperature compensating, Class II High dielectric constant,Class III Semi-conductive.
2.Application:are suitably used in bypass circuit, coupling circuit, filter circuit and isolating circuit etc..
3.Features:
u Class I: Small capacity, high stability, Resistance to high frequency.
u Class Ⅱ: Wide capacitance range, high dielectric constant.
u Class III:high capacitance, small size.
4. General technical data
u Normative references:
GBT 2693-2001
GBT 5966-1996
GBT 5968-1996
GBT 11305-1989
u Rated Voltage: 500V, 1KV, 2KV, 3KV
u Capacitance Range: Class I (1PF~680PF), Class II(100PF~4700PF
u Voltage Proof:1.5UR+500V
u Insulation Resistance: Class I≥10000MΩ
Class II ≥10000MΩ
Class III>100MΩ
u Dissipation Factor: Class I≤1.0%(25℃.1KHZ) Class II<5.0%Class III<5.0%
5. Construction
u Dielectric: Class I(NPO、SL); Class II(Y5E、Y5P、Y5U、Y5V)Class IIIY5P、Y5U、Y5V
u Electrode: Silver oxide
u Lead wire: Tin-plating of copper cover steel
u Coating: Epoxy resin、Phenolic resin