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MKK DCR capacitors
Resin-filled technology
(opened)
TDK ELECTRONICS COMPONENTS S.A.U.
Aluminum & Film Capacitors Business Group
Málaga, Spain
November 2020
MKK DCR capacitors • Resin-filled technology (opened)© TDK Electronics Components S.A.U. 2020
FILM ES PEC HP 11/20 2
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Product portfolio
MKK HP
AC filter~ DC link/DC filter=
ModCapTM MKK DCR MKK DCi-R MKK DCi-H
MKK DCR capacitors • Resin-filled technology (opened)© TDK Electronics Components S.A.U. 2020
FILM ES PEC HP 11/20 3
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DC link & DC filter applications
Energy transmission Renewable energies Traction Industry
LV
Wind
Loco & EMU
MV
Solar
Light trains
MKK DCR capacitors • Resin-filled technology (opened)© TDK Electronics Components S.A.U. 2020
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Key figures B25640D series
MKK DCR (dry)=
Recommended applications
Features
● Capacitance range 100 to 20,000 µF and voltage 700 to 1500 V DC
● Low ESL <30 nH
● Temperature range up to 85 °C hotspot
● IEC 61071, IEC 61881-1, EN 45545-2 (HL2 R22, HL3 R23)
● Filled with polyurethane resin (dry technology)
● Aluminum case (opened)
● Segmented film
● Flat windings
Benefits
● 100% customized solution
● Open design specially suitable for low inductance requirements
● Homogeneous internal current distribution
● Design compatible with bus bar integration
● Life time >150,000 hours at hotspot temperature +85 °C
● ANSYSTM simulations available upon request
Get more info here
MKK DCR capacitors • Resin-filled technology (opened)© TDK Electronics Components S.A.U. 2020
FILM ES PEC HP 11/20 5
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Construction
Simplified drawing: Example
Main dimensions 500 x 240 x 710 mm Terminal 3D
MKK DCR capacitors • Resin-filled technology (opened)© TDK Electronics Components S.A.U. 2020
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Thermal & electromagnetic model:
Simulation
Thermal: Hotspot and temperature maping Electromagnetic
Thermal model available for specific simulation according to
spectrum and boundary conditions defined by the customer.
Customer
input
TDK input
Simulation
● AC current spectrum
● Boundary conditions
● ESR vs freq graph
● 3D model
● Electrical parameters of the
capacitor (capacitor design)
www.tdk-electronics.tdk.com
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