JFB - Metallized Polyester Film Capacitors

JFB – Metallized Polyester Film Capacitors

jb Capacitors’ JFB series Metallized Polyester Film Capacitors are engineered for versatile use in EMI filtering, DC blocking, and coupling applications. Built with non-inductive, extended foil and epoxy coating, they offer excellent moisture resistance and thermal stability for both industrial and commercial electronics.

Their self-healing dielectric ensures high reliability even in harsh environments, making them an ideal choice for general-purpose communication devices and power supplies. With competitive pricing and consistent performance, the JFB series is a trusted solution for demanding circuit designs.

Description

Features

Non-inductive, extended foil, dip coated, high moisture resistance.
Good reputation in use with filtering, DC blocking coupling and general communication equipment.
High reliable with its Self-Healing performance.
Coated with epoxy resin for superior heat resistance, humidity resistance and solvent resistance.

Specifications

Operating Temperature	-40°C~ +85°C
Rated Voltage	DC 100V(2A), 250V(2E), 400V(2G), 630V(2J).
Capacitance Range	0.01 ~ 6.8μF
Capacitance Tolerance	±5%, ±10%, ±20%
Insulation Resistance	UR≤100V C≤0.33µF ≥3750MΩ, C>0.33µF ≥1250S UR>100V C≤0.33µF ≥7500MΩ C>0.33µF ≥2500S (20℃ 100VDC 60SEC) P.S: T[s]=I.R.[MΩ]*CN [µF]
Dissipation Factor	≤0.01 (at 1KHz)