AC and Pulse Metallized Polypropylene Film Capacitors
MKP Radial Potted Type
l
h
P
Dimensions in mm
(1)
|F - F’| < 0.3 mm
F = 7.5 + 0.6/- 0.1 mm
Wl
l
t
Ø d
W
h
h'
F'
(1)
t
10
F
15
H
Ø d
APPLICATIONS
Where steep pulses occur e.g. SMPS (switch mode power
supplies). Electronic lighting e.g. ballast. Motor control
circuits.
REFERENCE SPECIFICATIONS
IEC 60384-17
MARKING
C-value; tolerance; rated voltage; code for dielectric material;
manufacturer location; manufacturer's type; manufacturer’s
logo; year and week
FEATURES
7.5 mm bent back pitch, 10 mm and 15 mm lead pitch. Low
contact resistance. Low loss dielectric. Small dimensions for
high density packaging. Supplied loose in box and taped on
reel.
t
RoHS compliant product.
ENCAPSULATION
Flame retardant plastic case and epoxy resin
UL-class 94 V-0
CLIMATIC TESTING CLASS ACC. TO IEC 60068-1
55/110/56
CAPACITANCE RANGE (E24 SERIES)
0.00047 to 0.033 µF
CAPACITANCE TOLERANCE
± 5 %
LEADS
Tinned wire
DIELECTRIC
Polypropylene film
ELECTRODES
Metallized
CONSTRUCTION
Internal serial construction
RATED (DC) VOLTAGE
1600 V, 2000 V
RATED (AC) VOLTAGE
550 V, 700 V
RATED PEAK-TO-PEAK VOLTAGE
1600 V, 2000 V
RATED (DC) TEMPERATURE
85 °C
RATED (AC) TEMPERATURE
85 °C
MAXIMUM APPLICATION TEMPERATURE
110 °C
MAXIMUM OPERATING TEMPERATURE FOR
LIMITED TIME
125 °C
PERFORMANCE GRADE
Grade 1 (long life)
STABILITY GRADE
Grade 2
DETAIL SPECIFICATION
For more detailed data and test requirements contact:
dc-film@vishay.com
For detailed tape specifications refer to “Packaging Information” www.vishay.com/doc?28139 or end of catalog
SPECIFIC REFERENCE DATA (1600 Vdc)
-4
> 4000 V/µs
> 2000 V/µs
VALUE
≤ 15 x 10
Document Number: 28152
-4
DESCRIPTION
Tangent of loss angle:
Rated voltage pulse slope (dU/dt)
P = 10 mm and 10 mm bent back to 7.5 mm
P = 15 mm and 15 mm bent back to 7.5 mm
R between leads, for C ≤ 1 µF at 500 V; 1 min> 100 000 MΩ
R between leads and case; 500 V; 1 min> 30 000 MΩ
Ionization (AC) voltage (typical value) at 20 pC peak discharge> 600 V
Withstanding (DC) voltage (cut off current 10 mA); rise time 100 V/s2560 V; 1 min
Withstanding (DC) voltage between leads and case2840 V; 1 min
AC and Pulse Metallized Polypropylene Film Capacitors
MKP Radial Potted Type
SPECIFIC REFERENCE DATA (2000 Vdc)
-4
> 4000 V/µs
> 2000 V/µs
Original
pitch
66...
(950)
66...
(750)
66...
(600)
VALUE
≤ 15 x 10
Pitch =
7.5 mm
(bent back)
XX
(SPQ)
Pitch =
10.0 mm
68...
(1300)
68...
(1000)
68...
(850)
DESCRIPTION
Tangent of loss angle:
Rated voltage pulse slope (dU/dt)
P = 10 mm and 10 mm bent back to 7.5 mm
P = 15 mm and 15 mm bent back to 7.5 mm
R between leads, for C ≤ 1 µF at 500 V; 1 min> 100 000 MΩ
R between leads and case; 500 V; 1 min> 30 000 MΩ
Ionization (AC) voltage (typical value) at 20 pC peak discharge> 750 V
Withstanding (DC) voltage (cut off current 10 mA); rise time 100 V/s3200 V; 1 min
Withstanding (DC) voltage between leads and case2840 V; 1 min
AC and Pulse Metallized Polypropylene Film Capacitors
Vishay BCcomponents
MKP Radial Potted Type
HEAT CONDUCTIVITY (G) AS A FUNCTION OF ORIGINAL PITCH AND CAPACITOR BODY THICKNESS IN mW/°C
W
(mm)
max.
4.06.5-
5.07.510
6.09.011
7.0-12
8.5-16
10.0-18
PITCH 10 mmPITCH 15 mm
POWER DISSIPATION AND MAXIMUM COMPONENT TEMPERATURE RISE
The power dissipation must be limited in order not to exceed the maximum allowed component temperature rise as a function of
the free air ambient temperature.
The power dissipation can be calculated according type detail specification “HQN-384-01/101: Technical Information Film
Capacitors” with the typical tgd of the curves.
The component temperature rise (ΔT) can be measured (see section “Measuring the Component Temperature” for more details)
or calculated by ΔT = P/G:
• ΔT = Component temperature rise (°C)
• P = Power dissipation of the component (mW)
• G = Heat conductivity of the component (mW/°C)
HEAT CONDUCTIVITY (mW/°C)
MEASURING THE COMPONENT TEMPERATURE
A thermocouple must be attached to the capacitor body as in:
Thermocouple
The temperature is measured in unloaded (T
The temperature rise is given by ΔT =Tc - T
To avoid radiation or convection, the capacitor should be tested in a wind-free box.
AC and Pulse Metallized Polypropylene Film Capacitors
MKP Radial Potted Type
APPLICATION NOTE AND LIMITING CONDITIONS
These capacitors are not suitable for mains applications as across-the-line capacitors without additional protection, as described
hereunder. These mains applications are strictly regulated in safety standards and therefore electromagnetic interference
suppression capacitors conforming the standards must be used.
To select the capacitor for a certain application, the following conditions must be checked:
1. The peak voltage (U
2. The peak-to-peak voltage (U
3. The voltage peak slope (dU/d
ringing. If the pulse voltage is lower than the rated DC voltage, the rated voltage pulse slope may be multiplied by U
divided by the applied voltage.
For all other pulses following equation must be fulfilled:
T
2
⌠⎛dU⎞
2 ×
⌡⎝ dt ⎠
0
× dt< U
T is the pulse duration
The maximum component surface temperature rise must be lower than the limits (see figure max allowed component temp rise)
4.
5. Since in circuits used at voltages over 280 V peak-to-peak the risk for an intrinsically active flammability after a capacitor
breakdown (short circuit) increases, it is recommended that the power to the component is limited to 100 times the values
mentioned in the table: “Heat conductivity”
6. When using these capacitors as across-the-line capacitor in the input filter for mains applications or as series connected with
an impedance to the mains the applicant must guarantee that the following conditions are fulfilled in any case (spikes and
surge voltages from the mains included).
) shall not be greater than the rated DC voltage (U
p
) shall not be greater than the maximum (U
p-p
) shall not exceed the rated voltage pulse slope in an RC-circuit at rated voltage and without
t
⎛dU⎞
×
Rdc
⎝ dt
⎠
rate
)
Rdc
) to avoid the ionisation inception level
p-p
Rdc
and
Voltage Conditions for 6 Above
ALLOWED VOLTAGEST
Maximum continuous RMS voltageU
Maximum temporary RMS-overvoltage (< 24 h)1.25 x U
Maximum peak voltage (V
) (< 2 s)1.6 x U
o-p
≤ 85 °C85 °C < T
amb
Rac
Rac
Rdc
≤ 110 °C110 °C < T
amb
0.7 x U
1.1 x U
Rac
Rac
Rdc
0.875 x U
amb
0.5 x U
0.625 x U
0.8 x U
≤ 125 °C
Rac
Rac
Rdc
EXAMPLE
C = 4n7 1600 V used for the voltage signal shown in next figure.
U
= 1000 V; Up = 900 V; T1 = 12 µs; T2 = 64 µs; T3 = 4 µs
p-p
The ambient temperature is 80 °C. In case of failure, the oscillation is blocked.
Checking the conditions:
1. The peak voltage U
2. The peak-to-peak voltage 1000 V is lower than 2 √2 x 550 Vac = 1600 U
3.
The voltage pulse slope dU/dt = 1000 V/4 µs = 250 V/µs. This is lower than 4000 V/µs (see specific reference data for each version)
4. The dissipated power is 35 mW as calculated with Fourier terms and typical tgd.
The temperature rise for w
This is lower than 10 °C temperature rise at 80 °C, acc. figure.
5. Oscillation is blocked
6. Not applicable
Voltage signal:
= 900 V is lower than 1600 Vdc
p
= 6.0 and pitch = 10 mm will be 35 mW/9 mW/°C = 3.9 °C
All product specifications and data are subject to change without notice.
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(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
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therein, which apply to these products.
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