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Specifications
RFI Capacitors for the AC Line (X and Y capacitors)

The chart below is color coded according to operating voltage. Click on the series for a datasheet in Acrobat (PDF) format. There is also a printable version of this chart in PDF: Chart only (16K) or the chart + descriptive material (561K). Other resources are listed at the bottom of this page.
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Jump directly to X capacitors, Y capacitors, Multiple XY capacitors
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X Capacitors
Series Operating Voltage Class Max. Temp °C C-value range Dielectric Self healing? Comments
Min. Max.
PME271M 275 VAC

X2

110

0.001uF 0.6uF Impreg. paper

Yes

Excellent flame resistance.
PHE840M 275/280 VAC X2 105 0.01uF 10uF Polyprop. Yes Small size, cost effective, meets agency flammability requirements. If PET dielectric is preferred use PHE820M.
PHE846
(insulated leads) 		275 VAC X2 105 0.047uF 0.68uF Polyprop. Yes Use where insulated leads are required, for example when attaching to motors.
PME271E 300 VAC X1 110 0.01uF 0.22uF Impreg. paper Yes Excellent flame resistance.
PHE840E 300 VAC X2 105 0.01uF 10uF Polyprop. Yes Small size, cost effective, meets agency flammability requirements. If PET dielectric is preferred use PHE820E.
PHE841 330 VAC X1 100 0.01uF 2.2uF Polyprop. Yes Small size, cost effective, meets agency flammability requirements.
PME278 440 VAC X1 110 0.001uF 0.15uF Impreg. paper Yes Excellent flame resistance.
PHE844 440/480 VAC X1 105 0.1uF 2.2uF Polyprop. Yes Small size, cost effective, meets agency flammability requirements.
PME264 660 VAC X2 85 0.001uF 0.1uF Impreg. paper Yes Excellent flame resistance.
PHE845 760/600 VAC
X1
105 0.01uF 1.0uF Polyprop. Yes Small size, cost effective, meets agency flammability requirements.
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Y Capacitors

Series Operating Voltage Class Max. Temp °C C-value range Dielectric

Self healing?

Comments
Min. Max.
PME271Y 250 VAC Y2 100 0.001uF 0.1uF Impreg. paper Yes Excellent flame resistance and high self healing voltage.
SMP253
(SMD Y2) 		250 VAC Y2 100 0.001uF 0.0047uF Impreg. paper Yes Excellent performance and resistance to soldering heat.
ERO610 250 VAC Y2 125 0.001uF 0.012uF Ceramic disk No Cost effective, meets agency flammability requirements. Will bend during IEC push test.
PME271Y
A-E 		300 VAC Y2 115 0.001uF 0.15uF Impreg. paper Yes Excellent flame resistance and high self healing voltage.
PHE850 300/480 VAC Y2 110 0.001uF 1.0uF Polyprop. Yes Cost effective, meets agency flammability requirements.
ERK610 300 VAC Y2 125 33pF 4700pF Ceramic disk No Cost effective, meets agency flammability requirements. Will bend during IEC push test.
PME295 440/480 VAC Y1 115 470pF 4700pF Impreg. paper Yes Excellent flame resistance and high self healing voltage.
ERP610 500 VAC Y1 125 33pF 4700pF Ceramic disk No Cost effective, meets agency flammability requirements. Will bend during IEC push test.
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Multiple XY Capacitors
Series Operating Voltage Class Max. Temp °C C-value ranges Dielectric Self healing? Comments
X2 Y2
PZB300 275 VAC

X2 + Y2

100

2.2nF
3.3nF
4.7nF

0.1uF
0.15uF

Impreg. paper

Yes

Delta config.
2X + Y
PMZ2074 275 VAC X2 110

.15 + .047uF
.22 + .082uF
.22 + .01uF

  Impreg. paper Yes 2 caps share a common pin
PHZ9004 300 VAC

X2

105

1.0uF
2.2uF
(3 caps)

  Polyprop.  Yes 3 separate caps in one pkg. for 3-phase.
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Last modified: april 10, 2008
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