VISHAY ROEDERSTEIN F1779 AC-Capacitors, Suppression Capacitors Class X2 AC 275 V (Code pos. 9 = 2) (MKT) Data Sheet Manual
Summary
These Class X2 AC Suppression Capacitors are designed for critical noise suppression and high-reliability circuit protection in electrical systems. Our capacitors feature a robust 275V rating, comply with modern environmental standards (RoHS, Pb-free), and offer reliable performance across a wide range of capacitance values. The technical manual provides engineers and designers with comprehensive specifications, detailed dimensional guides, ordering codes, and full compliance documentation (UL, IEC) necessary for integrating these components into advanced electronics designs.
Page 1 Text Content
Vishay Roederstein
AC-Capacitors, Suppression Capacitors Class X2 AC 275 V (Code pos. 9 = 2) (MKT)
Dimensions in mm FEATURES:
W Max. Product is completely lead (Pb)-free
L Max.
Product is Ro HS compliant
Pb-free
H Max.
CAPACITANCE RANGE:
E12 series 0.01 µFX2 - 2.2 µFX2 preferred values acc. to E6
Ro HS COMPLIANT
CAPACITANCE TOLERANCE:
Standard: ± 20 %/ ± 10 % DISSIPATION FACTOR TANδ:
PCM PITCH CODE TERMINAL Ø d
< 0.1 % measured at 1 k Hz
(mm) POS. 10 (mm)
0.5 INSULATION RESISTANCE: FOR C ≤ 0.33 µF:
22.5 0.5 30 GΩ average value 27.5 0.5 15 GΩ minimum value 37.5 0.5
TIME CONSTANT FOR C > 0.33 µF: LEAD LENGTH ORDERING CODE* 10 000 sec. average value X (mm) CODE POS. 12 1-4 5-7 11-13 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
Electrode DIELECTRIC:
Free margin
Polypropylene film
Dielectric
1. ELECTRODES: MAXIMUM PULSE RISE TIME: (du/dt) in V/µs 0. Metal evaporated
RATED PITCH (mm) CONSTRUCTION:
VOLTAGE 0. Metallized film capacitor, single design
AC 275V 0.
0. Between interconnected terminations and case (foil method): 0.
RATED VOLTAGE: AC 2500 V for 2 sec. at 25 °C
AC 275 V, 50/60 Hz PERMISSIBLE DC VOLTAGE: DC 630 V TERMINALS: Insulated stranded copper wire, type Li Y 0.5 mm2 (or AWG 20) ends stripped and tinned -1
COATING:
Plastic case, epoxy resin sealed, flame retardant UL 94V-0 -2
CLIMATIC TESTING CLASS ACC. TO EN 60068-1: 40/100/56
FURTHER TECHNICAL DATA:
[MHz]
See page 21 (Document No 26504)
Impedance (Z) as a function of frequency (f) at Ta = 20 °C (average). Measurement with lead length 6 mm.
Document Number: 26514 To contact us: [email protected] www.vishay.com
Revision: 01-May-06
Page Summary Contents For VISHAY ROEDERSTEIN F1779 AC-Capacitors, Suppression Capacitors Class X2 AC 275 V (Code pos. 9 = 2) (MKT) Data Sheet Manual
Manual Details
| Brand | Vishay |
|---|---|
| Pages | 3 |
| File Size | 75.79 KB |
| Published | June 05, 2026 |
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Frequently Asked Questions
Is this capacitor lead (Pb)-free and RoHS compliant?
Yes, the product is completely lead (Pb)-free and is RoHS compliant.
What are the capacitance options available in the e3 E12 series?
The range includes values from 0.01 µF to 2.2 µF for the e3 E12 series.
What voltage rating is offered between interconnected terminations and case?
It can be rated at AC 2500 V for approximately 2 seconds at 25 °C.
Can this capacitor handle direct current (DC) voltage?
Yes, the permissible DC voltage is DC 630 V.