DF 045120, DF 045155
www.vishay.com
Vishay Draloric
RF Power Feed-Through Capacitors
with Mounting Tags, Class 1 Ceramic
FEATURES
• Geometry minimizes inductance
• Wide range of capacitance values
• High voltage ratings
APPLICATIONS
Filtering purposes in industrial and medical RF power
equipment, where high voltages and high feed-through
currents are required.
CAPACITANCE RANGE
200 pF to 4.7 nF
CAPACITANCE TOLERANCE
20 ꢀ% 10 ꢀ% 5 ꢀ
CERAMIC DIELECTRICS
• R16 (TCC + 100 ppm/K)
• R42 (TCC - 250 ppm/K)
• R85 (TCC - 750 ppm/K)
• R230 (TCC - 750 ppm/K)
QUICK REFERENCE DATA
DESCRIPTION
VALUE
Ceramic Class
1
Ceramic Dielectric
Type
R16, R42, R85, R230
DF 045120
R85, R230
DF 045155
14 000
Voltage (Vp)
10 000
800
11 000
200
RATED VOLTAGE
• 10 kVp
Min. Capacitance (pF)
Max. Capacitance (pF)
Mounting
1000
4700
3000
2700
Screw terminal
• 11 kVp
• 14 kVp
MATERIAL
Capacitor elements made from class 1 ceramic dielectric
with noble metal electrodes.
DIELECTRIC STRENGTH TEST
200 ꢀ of rated AC voltage (50 Hz, 5 minutes)
Connection terminals:
made from copper / brass, silver plated.
DISSIPATION FACTOR
For higher feed-through current, an additional feed-through
conductor must be provided.
R16:
max. 0.04 ꢀ
R42, R85, R230: max. 0.05 ꢀ
Measuring frequencies:
1 MHz (< 1 nF)% 300 kHz or 100 kHz ( 1 nF)
FINISH
Capacitor body completely protective lacquered.
The contoured insulating rims are additionally glazed.
INSULATION RESISTANCE
Min. 10 000 M (at 25 °C)
MARKING
Type designator, capacitance value and tolerance, rated
peak voltage, ceramic material code, production date code,
manufacturer logo
OPERATING TEMPERATURE RANGE
-55 °C to +100 °C
Revision: 24-Jul-2019
Document Number: 22145
1
For technical questions, contact: powcap@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