
Vishay Roederstein
AC-Capacitors, Suppression Capacitors
F1779
Class X2 AC 275 V 
   Dimensions in mm
L Max. 
P 
PCM 
(mm)
PITCH CODE 
POS. 10
15 F 0.5
22.5 I 0.5
27.5 K 0.5
37.5 P 0.5
LEAD LENGTH ORDERING CODE*
X (mm)
30 
40 
50 
60
80 
100 
150
Dielectric 
CODE POS. 12 1-4 5-7 8 9 10 11-13
+5
+5
+5
+5
+5
+10
+10
A1779. . ..2.A 0 0
B1779. . ..2.B 0 0
C1779. . ..2.C 0 0
E1779. . ..2.E 0 0
D1779. . ..2.D 0 0
L 1779 . . . . 2 . L 0 0
R1779. . ..2.R 0 0
Electrode 
MAXIMUM PULSE RISE TIME: (du/dt) in V/µs
RATED 
VOLTAGE
15.0 22.5 27.5
AC 275V 200 150 100
PITCH (mm) 
RATED VOLTAGE:
AC 275 V, 50/60 Hz
PERMISSIBLE DC VOLTAGE:
DC 630 V
TERMINALS:
Insulated stranded copper wire, type LiY 0.5 mm2 (or AWG 20) 
ends stripped and tinned
COATING: 
Plastic case, epoxy resin sealed, flame retardant UL 94V-0
CLIMATIC TESTING CLASS ACC. TO EN 60068-1:
40/100/56 
FURTHER TECHNICAL DATA: 
See page 21 (Document No 26504)
W Max. 
5.0 + 2.0
TERMINAL Ø d
H Max. 
X
(mm) 
Free margin 
(Code pos. 9 = 2) (MKT)
FEATURES:
Product is completely lead (Pb)-free 
Product is RoHS compliant 
CAPACITANCE RANGE:
E12 series 0.01 µFX2 - 2.2 µFX2 
preferred values acc. to E6
CAPACITANCE TOLERANCE: 
Standard: ± 20 %/ ± 10 % 
DISSIPATION FACTOR TANδ: 
< 0.1 % measured at 1 kHz
INSULATION RESISTANCE: FOR C ≤ 0.33 µF: 
30 GΩ average value 
15 GΩ minimum value 
TIME CONSTANT FOR C > 0.33 µF:
10 000 sec. average value 
5000 sec. minimum value 
TEST VOLTAGE: 
(Electrode/electrode): DC 2150 V/2 sec. 
REFERENCE STANDARDS: 
EN 60068-1, EN 132 400, 1994 
IEC 60384-14/2, 1993; UL 1283, UL 1414 
CSA 22.2 No. 8-M 86, CSA 22.2 No. 1-M 90
DIELECTRIC: 
Polypropylene film
ELECTRODES: 
Metal evaporated 
CONSTRUCTION: 
Metallized film capacitor, single design 
Between interconnected terminations and case (foil method): 
AC 2500 V for 2 sec. at 25 °C
1
10
Z [Ω]
0
10
0.22 µF 
0.15 µF 
0.1 µF 
0.068 µF 
5.0
0.022 µF 
0.047 µF 
0.033 µF 
10
f
0.01 µF 
0.015 µF 
-1
10
0.47 µF 
-2
10
-3
10
0.01
0.05
0.1
0.5
0.33 µF 
1 µF 
1.5 µF 
2.2 µF 
0.68 µF 
1.0
Impedance (Z) as a function of frequency (f) at Ta = 20 °C (average). 
Measurement with lead length 6 mm. 
Pb-free
e3
RoHS
COMPLIANT
100
50
[MHz]
Document Number: 26514 To contact us: RFI@vishay.com
www.vishay.com
Revision: 01-May-06 25

F1779
Vishay Roederstein
AC-Capacitors, Suppression Capacitors 
Class X2 275 V (Code pos. 9 = 2) (MKT) 
APPROVALS 
COUNTRY SPECIFICATION ELECTRICAL VALUES  APPROVAL REFERENCE APPROVAL MARK
U.S.A. 
(for AC 250 V)
Canada 
(for AC 250 V)
CB TEST-CERTIFICATE (for AC 275 V)  0.01 - 2.2 µFX2 DE 1-8222
Germany
CAPACITANCE 
CODE POS. 5-7
0.047 µFX2 K/M 15.0 F 05 5.3 x 10.3 x 17.8 2.6 1000 1779 347 . 2 F . 00
0.056 µFX2 K 15.0 F 05 5.3 x 10.3 x 17.8 2.6 1000 1779 356 K 2 F . 00
0.068 µFX2 K/M 15.0 F 05 6.0 x 12.0 x 17.9 3.2 900 1779 368 . 2 F . 00
0.082 µFX2 K 15.0 F 49 6.0 x 12.0 x 17.9 3.2 900 1779 382 K 2 F . 00
0.1 µFX2 M 10.0 D 91 6.4 x 12.5 x 12.8 3.0 900 1779 410 K 2 D . 00
0.1 µFX2 K/M 15.0 F 49 6.0 x 12.0 x 17.9 3.2 900 1779 410 M 2 F . 00
0.12 µFX2 K 15.0 F 07 7.3 x 13.3 x 17.8 3.6 800 1779 412 K 2 F . 00
0.15 µFX2 K/M 15.0 F 07 7.3 x 13.3 x 17.8 3.6 800 1779 415 M 2 F . 00
0.15 µFX2 K/M 22.5 I 09 6.3 x 14.3 x 26.3 4.5 650 1779 415 M 2 I . 00
0.18 µFX2 K 15.0 F 28 8.3 x 17.3 x 17.8 4.7 600 1779 418 K 2 F . 00
0.22 µFX2 K 15.0 F 28 8.3 x 17.3 x 17.8 4.7 600 1779 422 K 2 F . 00
0.22 µFX2 M 15.0 F 28 8.3 x 17.3 x 17.8 4.7 600 1779 422 M 2 F . 00
0.22 µFX2 K/M 22.5 I 11 7.3 x 15.3 x 26.3 5.3 500 1779 422 . 2 I . 00
0.22 µFX2 M 22.5 I 09 6.3x 14.3 x 26.3 3.2 650 1779 422 M 2 I . 00
0.27 µFX2 K 22.5 I 12 8.3 x 16.3 x 26.3 4.8 500 1779 427 K 2 I . 00
0.33 µFX2 K 15.0 F 35 10.3 x 17.3 x 17.9 7.7 750 1779 433 K 2 F . 00
0.33 µFX2 M 15.0 F 46 10.0 x 16.0 x 17.9 7.4 750 1779 433 M 2 F . 00
0.33 µFX2 K/M 22.5 I 12 8.3 x 16.3 x 26.3 5.8 500 1779 433 M 2 I . 00
0.39 µFX2 K 22.5 I 01 8.3 x 16.3 x 26.3 6.7 500 1779 439 K 2 I . 00
0.47 µFX2 M 15.0 F 70 10.8 x 18.3 x 17.8 7.6 750 1779 447 M 2 F . . 0
0.47 µFX2 K/M 22.5 I 01 8.8 x 16.8 x 26.3 6.9 500 1779 447 . 2 I . 00
0.47 µFX2 K/M 27.5 K 23 8.8 x 16.3 x 31.3 8.0 500 1779 447 . 2 K . 00
0.56 µFX2 K 27.5 K 29 8.8 x 18.3 x 31.3 10.3 350 1779 456 K 2 K . 00
0.68 µFX2 K/M 22.5 I 45 10.8 x 20.8 x 26.3 9.0 500 1779 468 . 2 I . 00
0.68 µFX2 K/M 27.5 K 14 11.0 x 20.3 x 31.3 10.2 250 1779 468 . 2 K . 00
0.82 µFX2 K 27.5 K 14 11.0 x 20.3 x 31.3 10.2 300 1779 482 K 2 K . 00
1.0 µFX2 M 22.5 I 25 12.3 x 22.3 x 26.3 12.2 500 1779 510 M 2 I . 00
1.0 µFX2 K 27.5 K 15 13.0 x 23.3 x 31.3 14.1 300 1779 510 K 2 K . 00
1.0 µFX2 M 27.5 K 14 11.0 x 20.3 x 31.3 9.1 125 1779 510 M 2 K . . 0
1.2 µFX2 K 27.5 K 15 13.0 x 23.3 x 31.3 14.1 250 1779 512 K 2 K . 00
1.5 µFX2 K/M 27.5 K 18 14.5 x 24.3 x 31.3 16.2 250 1779 515 M 2 K . 00
1.8 µFX2 K 27.5 K 40 17.8 x 32.3 x 31.3 25.6 150 1779 518 K 2 K . 00
2.2 µFX2 K/M 27.5 K 40 17.8 x 32.4 x 31.2 25.6 80 1779 522 . 2 K . 00
2.2 µFX2 M 27.5 K 70 16.3 x 29.3 x 31.3 22.0 750 1779 447 M 2 F
Inbuilt discharging resistor on request (with larger case dimensions). 
* With  and  mark, the ordering code is a 4 on digit 12. 
Ordering example: 1779 410 M 2 F D40
IEC 60384-14, 2nd edition; 1995-06
TOL. 
CODE POS. 8
K = ± 10 % 
M = ± 20 %
(mm)
UL 1283 
UL 1414
C 22.2 No. 8-M 1986 
C 22.2 No. 1-M 1994
EN 132 400; 1999-06
PITCH 
CODE 
(mm)
POS. 
10
BOX 
NO.
0.01 - 2.2 µFX
0.01 - 1.0 µFX
0.01 - 2.2 µFX 
0.01 - 1.0 µFX
0.01 - 4.7 µFX2 40000787
WEIGHT 
DIMENSIONS 
W x H x L 
(+ 0.2/- 0.4 mm) 
LEAD 
LENGTH
D = 80 mm
(g)
E 76297 
Pending
Pending 
Pending 
QUANTITY 
PACKAGE 
LEAD 
LENGTH 
D = 80 mm
(pcs)
10
ORDERING CODE*
TYPE
C-VALUE
TOL.
VO LTAG
PITCH
1-4 5-7 8 9 10 11-13
LEAD 
. 00
LENGTH 
DESIGN
www.vishay.com Document Number: 26514 
26 Revision: 01-May-06

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