DE9403108U1 - Low-inductance high-current busbar for converter modules - Google Patents
Low-inductance high-current busbar for converter modulesInfo
- Publication number
- DE9403108U1 DE9403108U1 DE9403108U DE9403108U DE9403108U1 DE 9403108 U1 DE9403108 U1 DE 9403108U1 DE 9403108 U DE9403108 U DE 9403108U DE 9403108 U DE9403108 U DE 9403108U DE 9403108 U1 DE9403108 U1 DE 9403108U1
- Authority
- DE
- Germany
- Prior art keywords
- low
- converter modules
- current busbar
- inductance high
- inductance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/325—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by abutting or pinching, i.e. without alloying process; mechanical auxiliary parts therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/16—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different main groups of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. forming hybrid circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/18—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different subgroups of the same main group of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0263—High current adaptations, e.g. printed high current conductors or using auxiliary non-printed means; Fine and coarse circuit patterns on one circuit board
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/209—Heat transfer by conduction from internal heat source to heat radiating structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0296—Conductive pattern lay-out details not covered by sub groups H05K1/02 - H05K1/0295
- H05K1/0298—Multilayer circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0335—Layered conductors or foils
- H05K2201/0352—Differences between the conductors of different layers of a multilayer
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/096—Vertically aligned vias, holes or stacked vias
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10015—Non-printed capacitor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10022—Non-printed resistor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10166—Transistor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10174—Diode
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10227—Other objects, e.g. metallic pieces
- H05K2201/10409—Screws
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/4092—Integral conductive tabs, i.e. conductive parts partly detached from the substrate
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4611—Manufacturing multilayer circuits by laminating two or more circuit boards
- H05K3/4641—Manufacturing multilayer circuits by laminating two or more circuit boards having integrally laminated metal sheets or special power cores
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE9403108U DE9403108U1 (en) | 1994-02-24 | 1994-02-24 | Low-inductance high-current busbar for converter modules |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE9403108U DE9403108U1 (en) | 1994-02-24 | 1994-02-24 | Low-inductance high-current busbar for converter modules |
Publications (1)
Publication Number | Publication Date |
---|---|
DE9403108U1 true DE9403108U1 (en) | 1994-04-14 |
Family
ID=6905083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE9403108U Expired - Lifetime DE9403108U1 (en) | 1994-02-24 | 1994-02-24 | Low-inductance high-current busbar for converter modules |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE9403108U1 (en) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19518479A1 (en) * | 1995-05-19 | 1996-11-21 | Thyssen Aufzuege Gmbh | Power converter |
DE19600367A1 (en) * | 1996-01-08 | 1997-07-10 | Abb Daimler Benz Transp | Busbar system for the intermediate circuit of a converter |
WO1999052148A1 (en) * | 1998-04-03 | 1999-10-14 | Ericsson Inc. | Capacitive mounting arrangement for securing an integrated circuit package to a heat sink |
DE19914894A1 (en) * | 1999-04-01 | 2000-10-26 | Mannesmann Sachs Ag | High power electronics power unit conductor rail connector having multi layered connection unit and conformal zone with current measurement mechanism connection. |
EP1120895A2 (en) | 1999-12-20 | 2001-08-01 | Murata Manufacturing Co., Ltd. | Capacitor module for use in invertor, invertor, and capacitor module |
FR2810154A1 (en) * | 2000-06-07 | 2001-12-14 | Murata Manufacturing Co | INVERTER CAPACITOR MODULE AND INVERTER |
WO2002015651A2 (en) * | 2000-08-11 | 2002-02-21 | American Superconductor Corporation | Low inductance transistor module with distributed bus |
WO2002028155A1 (en) * | 2000-09-29 | 2002-04-04 | American Superconductor Corporation | Low-inductance connector for printed-circuit board |
US6380728B1 (en) | 1999-04-01 | 2002-04-30 | Mannesmann Sachs Ag | Bus bar for connecting electrical components with arrangement for measuring current and power electronics for controlling an electric machine |
DE102005055608B3 (en) * | 2005-11-22 | 2007-05-10 | Semikron Elektronik Gmbh & Co. Kg | Power semiconductor module with capacitors connected in parallel with each other |
WO2013171136A1 (en) * | 2012-05-16 | 2013-11-21 | Sagem Defense Securite | Electronic power module arrangement |
WO2014210125A1 (en) * | 2013-06-26 | 2014-12-31 | Siemens Industry, Inc. | Printed circuit board power cell |
WO2022017715A1 (en) * | 2020-07-22 | 2022-01-27 | Robert Bosch Gmbh | Emc filter having shielding |
Citations (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2295825A (en) * | 1939-07-18 | 1942-09-15 | Packard Motor Car Co | Distribution system for electricity |
GB940310A (en) * | 1961-03-22 | 1963-10-30 | Wego Condenser Company Ltd | Improvements in and relating to electrical connectors |
US3932932A (en) * | 1974-09-16 | 1976-01-20 | International Telephone And Telegraph Corporation | Method of making multilayer printed circuit board |
US4670833A (en) * | 1984-06-01 | 1987-06-02 | Anton Piller Gmbh & Co. Kg | Semiconductor module for a high-speed switching arrangement |
DE3609065A1 (en) * | 1986-03-18 | 1987-09-24 | Siemens Ag | LOW-INDUCTIVE RAILING |
EP0241250A2 (en) * | 1986-04-08 | 1987-10-14 | Tucker Fasteners Limited | Switching mode power supply |
EP0277546A1 (en) * | 1987-01-21 | 1988-08-10 | Siemens Aktiengesellschaft | Semiconductor device having at least one semiconductor body |
DE8909246U1 (en) * | 1989-07-31 | 1989-09-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen, De | |
DE4000056A1 (en) * | 1989-04-21 | 1990-10-25 | Transform Roentgen Matern Veb | Modular assembly for high voltage transistor frequency changer - provides physical separation of power output, control module and pulse unit in minimum space |
DE9105035U1 (en) * | 1991-04-24 | 1992-06-17 | Siemens Ag, 8000 Muenchen, De | |
EP0495470A2 (en) * | 1991-01-17 | 1992-07-22 | Firma Carl Zeiss | Device for noise suppressing of a switched power unit |
DE4124757A1 (en) * | 1991-01-21 | 1992-07-30 | Mitsubishi Electric Corp | SEMICONDUCTOR DEVICE |
US5136471A (en) * | 1987-02-26 | 1992-08-04 | Nec Corporation | Laminate wiring board |
US5170337A (en) * | 1992-01-29 | 1992-12-08 | General Electric Company | Low-inductance package for multiple paralleled devices operating at high frequency |
US5172310A (en) * | 1991-07-10 | 1992-12-15 | U.S. Windpower, Inc. | Low impedance bus for power electronics |
EP0519305A2 (en) * | 1991-06-21 | 1992-12-23 | Siemens Aktiengesellschaft | Converter assembly |
EP0533158A2 (en) * | 1991-09-20 | 1993-03-24 | Hitachi, Ltd. | Power conversion device and semiconductor module suitable for use in the device |
DE4222068C1 (en) * | 1992-07-04 | 1993-06-09 | Abb Patent Gmbh, 6800 Mannheim, De | |
DE4230510C1 (en) * | 1992-09-11 | 1993-09-02 | Gruendl Und Hoffmann Gesellschaft Fuer Elektrotechnische Entwicklungen Mbh, 82319 Starnberg, De | |
EP0590643A2 (en) * | 1992-09-30 | 1994-04-06 | Mitsubishi Denki Kabushiki Kaisha | Large-current circuit board and method therefor |
-
1994
- 1994-02-24 DE DE9403108U patent/DE9403108U1/en not_active Expired - Lifetime
Patent Citations (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2295825A (en) * | 1939-07-18 | 1942-09-15 | Packard Motor Car Co | Distribution system for electricity |
GB940310A (en) * | 1961-03-22 | 1963-10-30 | Wego Condenser Company Ltd | Improvements in and relating to electrical connectors |
US3932932A (en) * | 1974-09-16 | 1976-01-20 | International Telephone And Telegraph Corporation | Method of making multilayer printed circuit board |
US4670833A (en) * | 1984-06-01 | 1987-06-02 | Anton Piller Gmbh & Co. Kg | Semiconductor module for a high-speed switching arrangement |
DE3609065A1 (en) * | 1986-03-18 | 1987-09-24 | Siemens Ag | LOW-INDUCTIVE RAILING |
EP0241250A2 (en) * | 1986-04-08 | 1987-10-14 | Tucker Fasteners Limited | Switching mode power supply |
EP0277546A1 (en) * | 1987-01-21 | 1988-08-10 | Siemens Aktiengesellschaft | Semiconductor device having at least one semiconductor body |
US5136471A (en) * | 1987-02-26 | 1992-08-04 | Nec Corporation | Laminate wiring board |
DE4000056A1 (en) * | 1989-04-21 | 1990-10-25 | Transform Roentgen Matern Veb | Modular assembly for high voltage transistor frequency changer - provides physical separation of power output, control module and pulse unit in minimum space |
DE8909246U1 (en) * | 1989-07-31 | 1989-09-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen, De | |
EP0495470A2 (en) * | 1991-01-17 | 1992-07-22 | Firma Carl Zeiss | Device for noise suppressing of a switched power unit |
DE4124757A1 (en) * | 1991-01-21 | 1992-07-30 | Mitsubishi Electric Corp | SEMICONDUCTOR DEVICE |
DE9105035U1 (en) * | 1991-04-24 | 1992-06-17 | Siemens Ag, 8000 Muenchen, De | |
EP0519305A2 (en) * | 1991-06-21 | 1992-12-23 | Siemens Aktiengesellschaft | Converter assembly |
US5172310A (en) * | 1991-07-10 | 1992-12-15 | U.S. Windpower, Inc. | Low impedance bus for power electronics |
WO1993001648A1 (en) * | 1991-07-10 | 1993-01-21 | U.S. Windpower, Inc. | Low impedance bus for power electronics |
EP0533158A2 (en) * | 1991-09-20 | 1993-03-24 | Hitachi, Ltd. | Power conversion device and semiconductor module suitable for use in the device |
US5170337A (en) * | 1992-01-29 | 1992-12-08 | General Electric Company | Low-inductance package for multiple paralleled devices operating at high frequency |
DE4222068C1 (en) * | 1992-07-04 | 1993-06-09 | Abb Patent Gmbh, 6800 Mannheim, De | |
DE4230510C1 (en) * | 1992-09-11 | 1993-09-02 | Gruendl Und Hoffmann Gesellschaft Fuer Elektrotechnische Entwicklungen Mbh, 82319 Starnberg, De | |
EP0590643A2 (en) * | 1992-09-30 | 1994-04-06 | Mitsubishi Denki Kabushiki Kaisha | Large-current circuit board and method therefor |
Cited By (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19518479A1 (en) * | 1995-05-19 | 1996-11-21 | Thyssen Aufzuege Gmbh | Power converter |
DE19600367A1 (en) * | 1996-01-08 | 1997-07-10 | Abb Daimler Benz Transp | Busbar system for the intermediate circuit of a converter |
WO1999052148A1 (en) * | 1998-04-03 | 1999-10-14 | Ericsson Inc. | Capacitive mounting arrangement for securing an integrated circuit package to a heat sink |
US6160710A (en) * | 1998-04-03 | 2000-12-12 | Ericsson Inc. | Capacitive mounting arrangement for securing an integrated circuit package to a heat sink |
US6380728B1 (en) | 1999-04-01 | 2002-04-30 | Mannesmann Sachs Ag | Bus bar for connecting electrical components with arrangement for measuring current and power electronics for controlling an electric machine |
DE19914894A1 (en) * | 1999-04-01 | 2000-10-26 | Mannesmann Sachs Ag | High power electronics power unit conductor rail connector having multi layered connection unit and conformal zone with current measurement mechanism connection. |
DE19914894C2 (en) * | 1999-04-01 | 2001-07-05 | Mannesmann Sachs Ag | Busbar for connecting electrical components |
EP1120895A2 (en) | 1999-12-20 | 2001-08-01 | Murata Manufacturing Co., Ltd. | Capacitor module for use in invertor, invertor, and capacitor module |
EP1120895A3 (en) * | 1999-12-20 | 2004-05-06 | Murata Manufacturing Co., Ltd. | Capacitor module for use in invertor, invertor, and capacitor module |
FR2810154A1 (en) * | 2000-06-07 | 2001-12-14 | Murata Manufacturing Co | INVERTER CAPACITOR MODULE AND INVERTER |
US6459605B1 (en) | 2000-08-11 | 2002-10-01 | American Superconductor Corp. | Low inductance transistor module with distributed bus |
WO2002015651A2 (en) * | 2000-08-11 | 2002-02-21 | American Superconductor Corporation | Low inductance transistor module with distributed bus |
WO2002015651A3 (en) * | 2000-08-11 | 2002-08-29 | American Superconductor Corp | Low inductance transistor module with distributed bus |
WO2002028155A1 (en) * | 2000-09-29 | 2002-04-04 | American Superconductor Corporation | Low-inductance connector for printed-circuit board |
US6472613B1 (en) | 2000-09-29 | 2002-10-29 | American Superconductor Corporation | Low-inductance connector for printed-circuit board |
DE102005055608B3 (en) * | 2005-11-22 | 2007-05-10 | Semikron Elektronik Gmbh & Co. Kg | Power semiconductor module with capacitors connected in parallel with each other |
US9414532B2 (en) | 2012-05-16 | 2016-08-09 | Sagem Defense Securite | Electronic power module arrangement |
WO2013171136A1 (en) * | 2012-05-16 | 2013-11-21 | Sagem Defense Securite | Electronic power module arrangement |
WO2014210125A1 (en) * | 2013-06-26 | 2014-12-31 | Siemens Industry, Inc. | Printed circuit board power cell |
CN105794326A (en) * | 2013-06-26 | 2016-07-20 | 西门子公司 | Printed circuit board power cell |
RU2641007C2 (en) * | 2013-06-26 | 2018-01-15 | Сименс Акциенгезелльшафт | Power component on printed mounting board |
CN105794326B (en) * | 2013-06-26 | 2020-03-17 | 西门子公司 | Power battery with printed circuit board |
US11437922B2 (en) | 2013-06-26 | 2022-09-06 | Siemens Aktiengesellschaft | Printed circuit board power cell |
WO2022017715A1 (en) * | 2020-07-22 | 2022-01-27 | Robert Bosch Gmbh | Emc filter having shielding |
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