WKO datasheet(1/4 Pages) VISHAY

Part #	WKO

Description	AC Line Rated Ceramic Disc Capacitors Class X1, 440 VAC, Class Y2, 300 VAC

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Manufacturer	VISHAY [Vishay Siliconix]

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WKO Series

www.vishay.com

Vishay Draloric

Revision: 05-Apr-13

1

Document Number: 22204

For technical questions, contact: slcap@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

AC Line Rated Ceramic Disc Capacitors

Class X1, 440 VAC, Class Y2, 300 VAC

MARKING

Marking indicates series, AC rating, capacitance, tolerance

code, and approvals.

OPERATING TEMPERATURE RANGE

- 40 °C to + 125 °C

TEMPERATURE CHARACTERISTICS

Class 1

N750 (U2J)

Class 2

Y5S, Y5T, Y5U

SECTIONAL SPECIFICATIONS

Climatic category (according to EN 60058-1)

Class 1

40/125/21B

Class 2

40/125/21B

APPROVALS

IEC 60384-14.3



UL 60384-14.1



CSA E60384-1:03 2nd edition, CSA E60384-14:09 2nd edition

FEATURES

• Complying with IEC 60384-14 3rd edition

• High reliability

• Wide range of different leadstyles

• Singlelayer AC Disc capacitors

• Material

categorization:

For

definitions

of

compliance please see www.vishay.com/doc?99912

APPLICATIONS

• X1, Y2 according to IEC 60384-14.3

•Line-by-pass

DESIGN

The capacitors consist of ceramic disc both sides of which

are silver plated. Connection leads are made of tinned

copper having diameters of 0.6 mm or 0.8 mm.

The capacitors may be supplied with straight or kinked

leads having a lead spacing of 7.5 mm or 12.5 mm.

Coating is made of blue colored flame retardant epoxy resin

in accordance with UL 94 V-0.

CAPACITANCE RANGE

33 pF to 4.7 nF

TOLERANCE ON CAPACITANCE

± 10 %, ± 20 %

RATED VOLTAGE

• X1:

440 VAC, 50 Hz (IEC 60384-14.3)

440 VAC, 50 Hz/60 Hz (US/UL/CSA 60384-14)

• Y2:

300 VAC, 50 Hz (IEC 60384-14.3)

300 VAC, 50 Hz/60 Hz (US/UL/CSA 60384-14)

TEST VOLTAGE

• 2600 VAC, 50 Hz, 2 s

Component test (100 %)

• 2600 VAC, 50 Hz, 60 s Random sampling test (destructive)

• 2600 VAC, 50 Hz, 60 s Voltage proof of coating (destructive)

INSULATION RESISTANCE AT 500 VDC

6000 M (60 s)

DISSIPATION FACTOR

Class 1:

Max. 0.5 % (1 MHz)

Class 2:

Max. 2.5 % (1 kHz)

QUICK REFERENCE DATA

DESCRIPTION

VALUE

Ceramic Class

1

2

Ceramic Dielectric

N750

Y5S,

Y5T,

Y5U

Y5S,

Y5T,

Y5U

Voltage (VAC)

300

440

300

440

Min. Capacitance (pF)

33

68

Max. Capacitance (pF)

47

4700

Mounting

Radial

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