DWB 045120, DWB 045150
www.vishay.com
Vishay Draloric
Revision: 04-Sep-15
1
Document Number: 22098
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
RF Power Feed-Through Capacitors
with Conductor Rod, Class 1 Ceramic
MATERIAL
Capacitor elements made from class 1 ceramic dielectric
with noble metal electrodes.
Connection terminals:
made from copper / brass, silver plated.
FINISH
Capacitor body completely protective lacquered.
The contoured insulating rims are additionally glazed.
MARKING
Type designator, capacitance value and tolerance, rated
peak voltage, ceramic material code, production date code,
manufacturer logo
ACCESSORIES ADDED
All feed-through capacitors are supplied with the necessary
nuts and washers to make the connection to the conductor
rod.
FEATURES
• Geometry minimizes inductance
• Wide range of capacitance values
• High feed-through currents
APPLICATIONS
Filtering purposes in industrial and medical RF power
equipment, where high voltages and high feed-through
currents are required.
CAPACITANCE RANGE
400 pF to 2.5 nF
CAPACITANCE TOLERANCE
± 20 %; ± 10 %; ± 5 %
CERAMIC DIELECTRICS
• R42 (TCC - 250 ppm/K)
• R85 (TCC - 750 ppm/K)
RATED VOLTAGE
•8 kV
p
• 10 kV
p
• 13 kV
p
• 16 kV
p
DIELECTRIC STRENGTH TEST
200 % of rated AC voltage (50 Hz, 5 minutes)
DISSIPATION FACTOR
Max. 0.05 %
Measuring frequencies:
1 MHz (< 1 nF); 300 kHz or 100 kHz ( 1 nF)
INSULATION RESISTANCE
Min. 10 000 M (at 25 °C)
OPERATING TEMPERATURE RANGE
-55 °C to +100 °C
QUICK REFERENCE DATA
DESCRIPTION VALUE
Ceramic Class 1
Ceramic Dielectric R42, R85
Type DWB 045120 DWB 045150
Voltage (V
p
) 8000 10 000 13 000 16 000
Min. Capacitance (pF) 800 600 400 500
Max. Capacitance (pF) 2500 1500 1200 1200
Mounting Screw terminal