EMI Suppression Capacitors

SOLUTIONS
EMI Suppression Capacitors
Why Buy From KEMET?
Programs Supported
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source for capacitance solutions worldwide.
With 95% of possible dielectric solutions,
global availability, on-time delivery, plus full
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source. One KEMET.
• F881 (Class Y2)
– Cost-sensitive applications
– Consumer-grade UPS
– Lighting ballasts
– Power supplies for consumer electronics
• F861 (Class X2)
– 277 VAC industrial applications
– Power supplies rated 310 VAC or less
– Lighting ballasts
– Aircraft ground power units
• X Capacitors for Industrial Voltages
– Applications requiring 330 VAC and higher
Features & Benefits • All models self-healing
• Class Y2 Capacitors
– No bend-over when subject to IEC push test
– No external insulation required
– Failure mode tends toward open circuit
• Class X2 Capacitors
– Rated 310 VAC
– Capacitance values up to 45 μF
• X Capacitors for Industrial Voltages
– Models available for all industrial voltages
– Eliminates need for two lower voltage
capacitors in series
For more information, samples
and engineering kits,
please visit us at www.kemet.com
or call 1.877.myKEMET.
SA1010
• Filtering/EMI suppression on the AC line of
industrial power supplies
• Equipment with on-board power supply
• PME271Y (Class Y2)
– Applications where reliability and safety
are important
– Test and industrial equipment
– Commercial-grade uninterruptable power
supplies (UPS)
– Aircraft ground power units
KEMET Products
(Safety Agency Approved “X” & “Y” Capacitors)
PME271Y
(Class Y2)
F881
(Class Y2)
F861
(Class X2)
X Capacitors
for Industrial Voltages
Construction
Wound metallized paper
dielectric vacuumimpregnated with flame
retardant epoxy
UL 94V-0
Wound metallized
polypropylene film
encapsulated with flame
retardant epoxy
UL 94V-0
Wound metallized
polypropylene film
encapsulated with flame
retardant epoxy
UL 94V-0
Versions with either
metallized vacuumimpregnated paper
or metallized
polypropylene film
Capacitance Range
0.001 – 0.15 µF
0.001 – 1.0 µF
0.001 – 45 µf
Varies according to series
(See next page)
Rated Voltage
300 VAC
300 VAC
310 VAC
Various, up to 760 VAC
(See next page)
Lead Spacing
10 – 25.4 mm
10 – 37.5 mm
7.5 – 37.5 mm
10 – 37.5 mm
Tolerance
±20%
±10%, ±20%
±10%, ±20%
±10%, ±20%
Manufacturing Test
Voltage
3000 VDC
4000 VDC and
2500 VAC
1900 VDC
Varies according to series
Operating
Temperature
-40° to +115°C
-40° to +110°C
-40° to +110°C
Varies according to series
Characteristics
• Best flammability
performance
• Use from line to
ground
• Replacement for
ceramic Y capacitors in
economical designs
• Use from line to ground
• Nominal line voltages
up to 310 VAC
• Use across the line
• Industrial applications
at higher voltages
• Use across the line
Copyright © 2010 KEMET
SOLUTIONS
EMI Suppression Capacitors
AC Line EMI Suppression Capacitors Selection Chart
Common X Capacitors
Operating
Voltage
Series
Class
275 VAC
PME271M
X2
275 VAC (310 UL)
R46-125C
275 VAC & 300 VAC
Max.
Temp °C
Cap. Value Range
Dielectric
SelfHealing
Benefits
0.6 µF
Impregnated paper
Yes
Best performance & safety. Top performer
0.01 µF
1.0 µF
Polypropylene
Yes
110°
0.22 µF
10 µF
Polypropylene
Yes
X2
100°
0.01 µF
2.2 µF
Polyester
Yes
PME271E
X1
110°
0.01 µF
0.22 µF
Impregnated paper
Yes
300 VAC
PHE820E
X2
100°
0.01 µF
2.2 µF
Polyester
Yes
310 VAC*
F861
X2
110°
0.001 µF
45 µF
Polypropylene
Yes
F871
X1
110°
0.001 µF
12 µF
Polypropylene
Yes
330 VAC
R49+R
X1
110°
0.33 µF
6.8 µF
Polypropylene
Yes
440 VAC
PME278
X1
110°
0.001 µF
0.15 µF
Impregnated paper
Yes
Best performance & safety.
480 VAC
F872
X1
110°
0.001 µF
5.6 µF
Polypropylene
Yes
New – Smaller sizes, higher cap values.
520 VAC
R47 (520 VAC)
X2
85°
0.0047 µF
2.2 µF
Polypropylene
Yes
660 VAC
PME264
X2
85°
0.001 µF
0.1 µF
Impregnated paper
Yes
Best performance & safety.
760 VAC
F873
X1
110°
0.01 µF
1.8 µF
Polypropylene
Yes
New – Unique offering. Full agency
Min. µF
Max. µF
110°
0.001 µF
X2
125°
R46+R
X2
275 VAC
PHE820M
300 VAC
in AC series power supply.
Rated 125°C. (Use new series F861 for
lower temperatures.)
With internal discharge resistor. (Use
new series F861 if resistor not required.)
(310 UL)
Excellent for AC series power supply. For
normal X2 use, consider new series F861.
Best performance & safety. Top performer
in AC series power supply.
Excellent for AC series power supply. For
normal X2 use, consider new series F861.
330 VAC
New – Smaller sizes, higher cap values.
Full agency approvals.
New!
New – Smaller sizes, higher cap values.
Full agency approvals.
New!
With internal discharge resistor. (Use
new series F871 if resistor not required.)
Full agency approvals.
New!
Small size, cost-effective, full agency
approvals.
approvals.
New!
Common Y Capacitors
250 VAC
PME271Y
Y2
100°
0.001 µF
0.1 µF
Impregnated paper
Yes
250 VAC
SMP253
Y2
100°
0.001 µF
4700 pF
Impregnated paper
Yes
250 VAC
ERO610
Y2
125°
0.001 µF
0.012 µF
Ceramic disk
No
Best flame resistance and high
self-healing voltage.
Surface mount, excellent flame
resistance and high self-healing voltage.
Cost-effective, meets agency
flammability requirements.
Will bend during IEC push test.
300 VAC
PME271YA-E
Y2
115°
0.001 µF
0.15 µF
Impregnated paper
Yes
300 VAC*
F881
Y2
110°
0.001 µF
1.0 µF
Polypropylene
Yes
ERK610
Y2
125°
33 pF
4700 pF
Ceramic disk
No
Best flame resistance and high
self-healing voltage.
300 VAC
New – Excellent combination of cost
and performance.
New!
Cost-effective, meets agency
flammability requirements.
Will bend during IEC push test.
440/480 VAC
PME295
Y1
115°
470 pF
4700 pF
Impregnated paper
Yes
500 VAC
ERP610
Y1
125°
33 pF
4700 pF
Ceramic disk
No
Best flame resistance and high
self-healing voltage.
Cost-effective, meets agency
flammability requirements.
Will bend during IEC push test.
* Most commonly used, offered in the most widely required voltages and with the most competitive prices.
SA1010
Copyright © 2010 KEMET