F1778X2
www.vishay.com
Vishay Roederstein
Revision: 17-Jan-17
7
Document Number: 27610
For technical questions, contact: rfi@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
SOLDERING CONDITIONS
For general soldering conditions and wave soldering profile, we refer to the application note:
“Soldering Guideline for Film Capacitors”: www.vishay.com/doc?28171
Storage Temperature
T
stg
= -25 °C to +35 °C with RH maximum 75 % without condensation
Ratings and Characteristics Reference Conditions
Unless otherwise specified, all electrical values apply to an ambient free air temperature of 23 °C ± 1 °C, an atmospheric
pressure of 86 kPa to 106 kPa and a relative humidity of 50 % ± 2 %.
For reference testing, a conditioning period shall be applied over 96 h ± 4 h by heating the products in a circulating air oven at
the rated temperature and a relative humidity not exceeding 20 %.
CHARACTERISTICS
Capacitance as a function of ambient temperature
(typical curve)
Impedance as a function of frequency
(typical curve)
Tangent of loss angle as a function of frequency
(typical curve)
Resonant frequency as a function of capacitance
(typical curve)
typical
- 50
ΔC/C
(%)
2
- 2
- 4
- 6
0
T
amb
(°C)
4
max.
min.
050100
f (Hz)
10
3
10
0
10
-1
10
2
10
1
10
-2
10
6
10
5
10
4
10
7
10
8
Impedance
(Ω)
4700 nF
10 nF
47 nF
100 nF
470 nF
1000 nF
4.7 nF
1 nF
Dissipation
factor (x 10
-4
)
C 10 nF
10 nF < C 47 nF
10
3
10
2
10
1
10
0
10
1
10
2
10
3
10
4
10
5
f (Hz)
C > 1 µF
220 nF < C 1 µF
47 nF < C 220 nF
10
0
10
-1
10
2
10
1
f (MHz)
C (nF)
X2
1 10 100 1000
10 000
F1778X2
www.vishay.com
Vishay Roederstein
Revision: 17-Jan-17
8
Document Number: 27610
For technical questions, contact: rfi@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
Max. RMS voltage as a function of frequency
(typical curve)
Max. RMS current as a function of frequency
(typical curve)
Insulation resistance as a function of ambient temperature
(typical curve)
APPLICATION NOTES
For X2 electromagnetic interference suppression in standard across the line applications (50 Hz / 60 Hz) with a maximum
mains voltage of 310 V
AC
.
For series impedance applications we refer to application note www.vishay.com/doc?28153
For capacitors connected in parallel, normally the proof voltage and possibly the rated voltage must be reduced. For
information depending of the capacitance value and the number of parallel connections contact: rfi@vishay.com
These capacitors are not intended for continuous pulse applications. For these situations, capacitors of the AC and pulse
programs must be used.
The maximum ambient temperature must not exceed 110 °C (125 °C for less than 1000 h) for C 470 nF and 110 °C for
C > 470 nF.
Rated voltage pulse slope:
if the pulse voltage is lower than the rated voltage, the values of the specific reference data can be multiplied by 435 V
DC
and
divided by the applied voltage.
10
3
10
2
10
1
10
1
10
2
10
3
10
4
10
5
f (Hz)
T
amb
110 °C
AC voltage
(V)
10
3
10
4
10
0
10
-1
10
2
10
1
10
1
10
2
10
3
10
4
10
5
f (Hz)
470 nF
100 nF
47 nF
10 nF
1000 nF
1 nF
4700 nF
4.7 nF
T
amb
110 °C
AC current
(mA)
10
6
10
5
10
4
0
20 40 60
80
100
T
amb
(°C)
RC (s)
F1778X2
www.vishay.com
Vishay Roederstein
Revision: 17-Jan-17
9
Document Number: 27610
For technical questions, contact: rfi@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
INSPECTION REQUIREMENTS
General Notes
Sub-clause numbers of tests and performance requirements refer to the “Sectional Specification, IEC Publication
IEC 60384-14 ed-4 (2013) and Specific Reference Data”.
GROUP C INSPECTION REQUIREMENTS
SUB-CLAUSE NUMBER AND TEST CONDITIONS PERFORMANCE REQUIREMENTS
SUB-GROUP C1A PART OF SAMPLE OF
SUB-GROUP C1
4.1 Dimensions (detail) As specified in section “General Data” of this
specification
Initial measurements Capacitance
Tangent of loss angle:
for C 1 µF at 10 kHz
for C > 1 µF at 1 kHz
4.3 Robustness of terminations Tensile: load 10 N; 10 s
Bending: load 5 N; 4 x 90°
No visible damage
4.4 Resistance to soldering heat No pre-drying
Method: 1A
Solder bath: 280 °C ± 5 °C
Duration: 10 s
4.19 Component solvent resistance Isopropylalcohol at room temperature
Method: 2
Immersion time: 5 min ± 0.5 min
Recovery time:
min. 1 h, max. 2 h
4.4.2 Final measurements Visual examination No visible damage
Legible marking
Capacitance |C/C| 5 % of the value measured initially.
Tangent of loss angle Increase of tan :
0.008 for: C 1 µF or
0.005 for: C > 1 µF
Compared to values measured initially.
Insulation resistance As specified in section “Insulation
Resistance” of this specification
SUB-GROUP C1B PART OF SAMPLE OF
SUB-GROUP C1
Initial measurements Capacitance
Tangent of loss angle:
for C 1 µF at 10 kHz
for C > 1 µF at 1 kHz
4.20 Solvent resistance of the marking Isopropylalcohol at room temperature
Method: 1
Rubbing material: cotton wool
Immersion time: 5 min ± 0.5 min
No visible damage
Legible marking
4.6 Rapid change of temperature A = -55 °C
B = +110 °C
5 cycles
Duration t = 30 min
4.6.1 Inspection
Visual examination
No visible damage
4.7 Vibration Mounting: see section “Mounting” of this
specification
Procedure B4
Frequency range: 10 Hz to 55 Hz
Amplitude: 0.75 mm or
Acceleration 98 m/s
(whichever is less severe)
Total duration 6 h

F1778433M3FBT0

Mfr. #:
Manufacturer:
Description:
Safety Capacitors X2 MKP 330nF 20% 310Vac Pitch 15mm
Lifecycle:
New from this manufacturer.
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