US20020044433A1 - Converter device - Google Patents

Converter device Download PDF

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Publication number
US20020044433A1
US20020044433A1 US09/920,468 US92046801A US2002044433A1 US 20020044433 A1 US20020044433 A1 US 20020044433A1 US 92046801 A US92046801 A US 92046801A US 2002044433 A1 US2002044433 A1 US 2002044433A1
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US
United States
Prior art keywords
power output
conduction
converter
circuit board
terminal connection
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.)
Abandoned
Application number
US09/920,468
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English (en)
Inventor
Keiji Inoue
Yosuo Ohashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Assigned to MURATA MANUFACTURING CO., LTD. reassignment MURATA MANUFACTURING CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: INOUE, KEIJI, OHASHI, YOSUO
Publication of US20020044433A1 publication Critical patent/US20020044433A1/en
Priority to US10/209,593 priority Critical patent/US6813163B2/en
Abandoned legal-status Critical Current

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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
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/14—Structural association of two or more printed circuits
    • H05K1/144—Stacked arrangements of planar printed circuit boards
    • 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
    • H05K1/0286—Programmable, customizable or modifiable circuits
    • H05K1/029—Programmable, customizable or modifiable circuits having a programmable lay-out, i.e. adapted for choosing between a few possibilities
    • 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
    • H05K1/16—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor
    • H05K1/165—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor incorporating printed inductors
    • 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
    • H05K2201/08—Magnetic details
    • H05K2201/083—Magnetic materials
    • H05K2201/086—Magnetic materials for inductive purposes, e.g. printed inductor with ferrite core
    • 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
    • H05K2201/09009—Substrate related
    • H05K2201/09063—Holes or slots in insulating substrate not used for electrical 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
    • 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
    • H05K2201/1034—Edge terminals, i.e. separate pieces of metal attached to the edge of the PCB
    • 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
    • H05K2201/10386—Clip leads; Terminals gripping the edge of a 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
    • 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
    • H05K2201/10416—Metallic blocks or heatsinks completely inserted in a PCB

Definitions

  • the present invention relates to a converter device, such as a DC-DC converter.
  • a DC-DC converter which is one type of converter, converts an input DC voltage/current into an output DC voltage/current in accordance with specification conditions.
  • the circuit of the DC-DC converter is constructed in such a way that, as shown in, for example, FIG. 10( b ), electronic parts 46 and circuit patterns (not shown) are formed on a circuit board 45 .
  • the end portion of the circuit board 45 has a plurality of terminal members 48 formed thereon.
  • the circuit board 45 , a DC-DC converter circuit 47 formed on the circuit board 45 , and the terminal members 48 constitute DC-DC converter parts 49 .
  • the DC-DC converter parts 49 are mounted on a motherboard 50 to be mated therewith, and the DC-DC converter circuit 47 is electrically connected to a circuit formed on the motherboard 50 via the terminal members 48 .
  • An object of the present invention is to provide a converter device which is capable of minimizing conduction loss in connection means for connecting a plurality of converter circuits when the plurality of converter circuits (converter sections) is connected and used and, moreover, which is capable of supplying an output voltage/current appropriate to the specification conditions without increasing the occupied area on the motherboard on which the converter device is mounted.
  • the present invention has the construction described below for solving the above-described problems.
  • the present invention provides a converter device comprising: a converter section for converting an input voltage/current into a voltage/current appropriate to specification conditions and outputting the voltage/current; a plurality of circuit boards on which a power input terminal connection pattern and a power output terminal connection pattern, which are electrically connected to the converter section, are provided; and a plurality of mating members for holding and fixing these circuit boards in a laminated manner with a spacing therebetween, wherein the converter section of each of the circuit boards is formed such that the power input terminal connection patterns of each of the circuit boards are electrically connected to each other by the mating members which are common, the power output terminal connection patterns of each of the circuit boards are electrically connected to each other by the mating members which are common, and these are connected in parallel.
  • the invention in accordance with a second aspect comprises the construction of the first aspect of the present invention.
  • Each converter section has a coil section, and the coil section is formed as a circuit-board-integrated-type coil section having a core member attached to a coil pattern formed on the circuit board.
  • the invention in accordance with a third aspect comprises the construction of the first or second aspect of the present invention.
  • a terminal member for power output which is a mating member for electrically connecting between power output terminal connection patterns of each circuit board, is formed such that the output current of each converter section merges and the amount of supplied current is increased, and this terminal member for power output is formed such that a current conduction path on a downstream side is made wider than a current conduction path on an upstream side so as to increase the cross-sectional area thereof.
  • the invention in accordance with a fourth aspect comprises the construction of the first, second, or third aspects of the present invention.
  • Each conduction pattern for power output on a high potential side and on a low potential side of the converter section mounted on each circuit board is formed on both the obverse and reverse surfaces of each circuit board, and a plurality of power output terminal connection patterns is provided via a spacing with the end portions of each of the conduction patterns on a high potential side and on a low potential side, so that both parallel connection and serial connection of the plurality of converter sections can be dealt with by the combination of the conduction connection between the end portions of each of the conduction patterns for power output and the power output terminal connection patterns.
  • the invention in accordance with a fifth aspect comprises the construction of the first, second, third, or fourth aspects of the present invention.
  • the mating member is formed such that a conduction plate member is cut and raised, a plurality of alligator clips is formed at intervals of a predetermined spacing, and each circuit board is sandwiched and fixed by each of the clips.
  • the invention in accordance with a sixth aspect comprises the construction of the fifth aspect of the present invention.
  • Each alligator clip comprises a support section for supporting the circuit board such so as to be brought into abutment with one of the obverse surface and the reverse surface of the circuit board; and a pressing section for applying a pressing force to the other surface of the circuit board by using resilience, the circuit-board-abutment surfaces of the support section of each of the clips are made substantially parallel to each other, and each of the circuit boards is laminated and fixed substantially parallel to each other.
  • the invention in accordance with a seventh aspect comprises the construction of the fifth aspect of the present invention.
  • a mating member for electrically connecting between the power output terminal connection patterns of each circuit board is formed so that the output current of each converter section merges and the amount of supplied current is increased, and a conduction plate member which constitutes the mating member is formed such that a current conduction path on a downstream side of the output current is made wider than on an upstream side so as to increase the cross-sectional area thereof.
  • each circuit board on which a converter section is formed is held by a mating member, and is laminated and fixed with a spacing therebetween. Consequently, it is possible to mount a plurality of converter sections on a motherboard without increasing the occupied area of, for example, a motherboard on which the converter device is mounted. Also, since a plurality of circuit boards is laminated and integrated, by performing a mounting operation only once, a plurality of circuit boards can be mounted at the same time on the motherboard, and less time is required for the step of mounting a converter device.
  • the power input terminal connection patterns of each of the circuit boards are electrically connected to each other by a common mating member
  • the power output terminal connection patterns of each of the circuit boards are electrically connected to each other by a common mating member, and these are connected in parallel. Consequently, there is no need to form, on a motherboard to be mated therewith, a conduction pattern for connecting a plurality of converter sections in parallel, as in the conventional way. Also, since the connection path for connecting each converter section in parallel can be shortened considerably more than a case in which a plurality of converter sections is provided side-by-side, it is easy to minimize conduction losses.
  • FIGS. 1 ( a ), 1 ( b ), and 1 ( c ) are diagrams illustrating a converter device according to a first embodiment of the present invention
  • FIGS. 2 ( a ) and 2 ( b ) are illustrations showing an example of a circuit-board-integrated-type coil section
  • FIG. 3 is a circuit diagram in a case in which converter sections are connected in parallel;
  • FIG. 4 is a circuit diagram in a case in which converter sections are connected in series
  • FIGS. 5 ( a ) and 5 ( b ) are illustrations showing examples of the shapes of a power output conduction pattern and a power output terminal connection pattern of a converter section which is a constituent of each embodiment;
  • FIG. 6 is an illustration showing an example of a case in which each converter section is connected in parallel by using a power output conduction pattern and a power output terminal connection pattern having the shapes shown in FIGS. 5 ( a ) and 5 ( b );
  • FIG. 7 is an illustration showing an example of a case in which each converter section is connected in series by using a power output conduction pattern and a power output terminal connection pattern having the shapes shown in FIGS. 5 ( a ) and 5 ( b );
  • FIG. 8 is a diagram illustrating a second embodiment of the present invention.
  • FIG. 9 is an illustration showing an example of another form of mating member.
  • FIGS. 10 ( a ) and 10 ( b ) are illustrations showing a conventional example.
  • FIG. 1( a ) schematically shows a part of a converter device according to a first embodiment of the present invention.
  • FIG. 1( b ) schematically shows the converter device of the first embodiment viewed from the left side in FIG. 1( a ).
  • a converter device 1 shown in this first embodiment comprises a plurality of circuit boards 2 ( 2 a and 2 b ), a DC-DC converter circuit 3 ( 3 a and 3 b ) which is a converter section formed on each of the circuit boards 2 , and a plurality of terminal members 4 ( 4 a , 4 b , 4 c , . . . ) which are mating members by which the plurality of circuit boards 2 are mated.
  • An electronic part 5 and a circuit pattern are formed on each of the circuit boards 2 , thereby forming the DC-DC converter circuit 3 .
  • the DC-DC converters 3 a and 3 b formed on the respective circuit boards 2 a and 2 b have a circuit construction of the same isolation type having a transformer which is a coil section.
  • a transformer which is a constituent of the DC-DC converter circuit 3 has a circuit-board-integrated-type form illustrated in the exploded view shown in FIG. 2( a ) and in the sectional view shown in FIG. 2( b ).
  • a circuit-board-integrated-type transformer 7 shown in FIGS. 2 ( a ) and 2 ( b ) is formed such that a pair of core members 10 a and 10 b are attached to a coil pattern section 8 formed on the circuit board 2 by using a core insertion hole 9 formed on the circuit board 2 , and the pair of core members 10 a and 10 b are engaged with a core mating member 11 and are mated.
  • the coil pattern section 8 is formed such that a coil pattern is placed on each substrate sheet (not shown) which is a constituent of the circuit board 2 which is a multilayered board with the center axes being substantially concentric.
  • a choke coil which is a coil section is always provided in the DC-DC converter circuit 3 .
  • a choke coil is provided in the DC-DC converter circuit 3 as necessary.
  • the choke coil is also formed to be a circuit-board-integrated-type form in a manner similar to the transformer 7 .
  • both ends of each of the circuit boards 2 a and 2 b on which the DC-DC converter circuit 3 is formed are held by a plurality of terminal members 4 , and the circuit boards 2 a and 2 b are laminated and fixed with a spacing therebetween.
  • the terminal member 4 is such that a conduction plate member is cut and raised, and a plurality of alligator clips 12 and 13 are formed at a predetermined spacing.
  • Each of the clips 12 and 13 comprises a support member 14 and a pressing section 15 .
  • the support member 14 abuts with one of the obverse and reverse surfaces of the circuit board 2 (the reverse surface in the example shown in FIGS. 1 ( a ) and 1 ( b ) so as to support the circuit board 2 .
  • the pressing section 15 applies a pressing force to the other surface of the circuit board 2 (the obverse surface in the example shown in FIGS. 1 ( a ) and 1 ( b ) by using resilience.
  • Each of the clips 12 and 13 formed by the support member 14 and the pressing section 15 sandwich and fix the end portions of the circuit board 2 .
  • circuit-board-abutment surfaces 14 a of the support members 14 of each of the clips 12 and 13 are made substantially parallel with each other. For this reason, each of the circuit boards 2 a and 2 b which are sandwiched and held by the clips 12 and 13 respectively are laminated and fixed substantially parallel to each other.
  • the tip portion of the support member 14 and the tip portion of the pressing section 15 of each of the clips 12 and 13 are bent in a direction in which the diameter of the corresponding alligator-shaped opening is increased, and the spacing between the tip portions of the support member 14 and the pressing section 15 is larger than the thickness of the circuit board 2 , so that an operation for causing each of the clips 12 and 13 to be engaged with the circuit board 2 is made easier.
  • a plurality of types of terminal connection pattern 18 containing a power input terminal connection pattern, a power output terminal connection pattern, and a control signal input terminal connection pattern is formed with a spacing therebetween so that the disposition positions on the circuit board 2 substantially match each other.
  • each of the plurality of terminal members 4 is fixed by sandwiching each of the circuit boards 2 a and 2 b so that each of the clips 12 and 13 sandwiches the terminal connection pattern 18 of the same type of each of the circuit boards 2 a and 2 b , and the terminal connection patterns 18 of the same type of each of the circuit boards 2 a and 2 b are electrically connected by the terminal member 4 .
  • the power input terminal connection pattern is electrically connected to the conduction pattern (not shown) for power input of the DC-DC converter circuit 3 , so that input power (input voltage/input current) can be externally supplied to the DC-DC converter circuit 3 through the terminal member 4 and the power input terminal connection pattern.
  • the power output terminal connection pattern is electrically connected to the conduction pattern (not shown) for power output of the DC-DC converter circuit 3 , so that output power (output voltage/output current) of the DC-DC converter circuit 3 can be externally output through the terminal member 4 and the power output terminal connection pattern.
  • control signal input terminal connection pattern is electrically connected to the conduction pattern (not shown) for control signal input of the DC-DC converter circuit 3 , so that a control signal for externally controlling circuit operations, such as, for example, the starting or stopping of the driving of the DC-DC converter circuit 3 , can be applied to the DC-DC converter circuit 3 through the terminal member 4 and the control signal input terminal connection pattern.
  • each of the conduction patterns on the high potential side and on the low potential side for power output of the DC-DC converter circuit 3 ( 3 a and 3 b ) and the power output terminal connection pattern have a specific shape capable of dealing with both the parallel connection and the serial connection of the plurality of DC-DC converters 3 .
  • the conduction patterns on the high potential side and on the low potential side for power output, and the power output terminal connection pattern are formed on both the obverse and reverse surfaces of the circuit board 2 ( 2 a and 2 b ).
  • FIG. 5( a ) shows an example of the characteristic pattern shape formed on each obverse surface of the circuit boards 2 a and 2 b .
  • FIG. 5( b ) shows an example of the characteristic pattern shape formed on each reverse surface of the circuit boards 2 a and 2 b.
  • the tip portion of a conduction pattern 20 for power output on the high potential side and the tip portion of a conduction pattern 21 for power output on the low potential side are provided side-by-side, the conduction patterns 20 on the obverse and reverse surfaces of each of the circuit boards 2 a and 2 b are electrically connected to each other by a through hole 23 , and the conduction patterns 21 thereof are also electrically connected to each other by the through hole 23 .
  • power output terminal connection patterns 18 A and 18 B are opposedly arranged with a spacing therebetween in the tip of the conduction pattern 20 formed on each of the circuit boards 2 a and 2 b .
  • power output terminal connection patterns 18 C and 18 D are opposedly arranged with a spacing therebetween.
  • Each of the tips of the conduction patterns 20 and 21 on the obverse surface on each of the circuit boards 2 a and 2 b is aligned at substantially the same position, and furthermore, each of the tips of the power output terminal connection patterns 18 A to 18 D is also aligned at substantially the same position.
  • power output terminal connection patterns 18 a and 18 b are opposedly arranged with a spacing therebetween in the tip of the conduction pattern 20 formed on the reverse surface of each of the circuit boards 2 a and 2 b , and similarly, in the tip of the conduction pattern 21 , power output terminal connection patterns 18 c and 18 d are opposedly arranged with a spacing therebetween.
  • a cutout portion 24 is formed in a portion on the side near the conduction pattern 21 , the power output terminal connection pattern 18 b opposing this cutout portion 24 is formed to extend within the cutout portion 24 , and the extension tip portion of the power output terminal connection pattern 18 b is provided beside the tip portion of the conduction pattern 21 .
  • the conduction pattern 20 and the power output terminal connection patterns 18 A and 18 B formed on each obverse surface of each of the circuit boards 2 a and 2 b are electrically connected to each other by using a connection member 25 , the resistance value of which is almost zero, such as, for example, a jumper chip, and similarly, the conduction pattern 21 and the power output terminal connection patterns 18 C and 18 D are electrically connected to each other by the connection member 25 .
  • a connection member 25 the resistance value of which is almost zero, such as, for example, a jumper chip
  • the tip of the conduction pattern 20 is electrically connected to the power output terminal connection pattern 18 B by using the connection member 25
  • the conduction pattern 21 is electrically connected to the power output terminal connection pattern 18 D by using the connection member 25 .
  • the conduction patterns 20 and 21 and the power output terminal connection patterns 18 a to 18 d are electrically connected.
  • the DC-DC converters 3 a and 3 b are connected in parallel or in series according to the combination of conduction connections between the conduction patterns 20 and 21 and the power output terminal connection patterns 18 A to 18 D and 18 a to 18 d.
  • the converter device 1 shown in this first embodiment is constructed as described above and is mounted on, for example, the motherboard by using a claw portion 4 a shown in FIG. 1, of the plurality of terminal members 4 , so that DC-DC converter circuit 3 can be electrically connected to a circuit formed on the motherboard via the terminal member 4 .
  • the supply of input power and a control signal from the motherboard to the DC-DC converter circuit 3 , and the supply of output power from the DC-DC converter circuit 3 to the motherboard are performed by the terminal member 4 and the terminal connection pattern 18 .
  • the transformer which is a constituent of the DC-DC converter circuit 3
  • a coil section such as a choke coil, provided as necessary are of a circuit-board-integrated-type, it is possible to minimize the projection of the coil section from the circuit board 2 . Based on this fact, as described above, even if a plurality of circuit boards 2 are laminated, the height of the laminated body can be minimized, and it is easy to make the converter device 1 thinner.
  • a converter device 1 shown in this second embodiment has substantially the same construction as that of the first embodiment, and the features in this second embodiment are that, as shown in FIG. 8, for a conduction plate member which constitutes each terminal member 4 , the width Wd on the lower side is wider than the width Wu on the upper side. The remaining construction is the same as that of the first embodiment.
  • the lower side of the terminal member 4 is formed wider than the upper side, and thereby, the cross-sectional area of the current path on the lower side of the terminal member 4 is increased, so that the conduction loss on the lower side of the terminal member 4 for power output, such as that described above, is limited.
  • the terminal member 4 may be formed so as to hold a plurality of circuit boards 2 by a holding construction other than a clip construction.
  • the converter device 1 may be formed by combining the circuit boards 2 a and 2 b , each having a different DC-DC converter circuit 3 , such as the converter device 1 being formed by combining a circuit board 2 having a DC-DC converter circuit 3 with an output voltage of 1 V and a circuit board 2 having a DC-DC converter circuit 3 with an output voltage of0.9 V.
  • the coil section which is a constituent of the DC-DC converter circuit 3
  • the coil section need not be formed as a circuit-board-integrated-type.
  • the converter section may comprise a converter circuit other than a DC-DC converter, such as an AC-DC converter.
  • the DC-DC converter circuit which is a converter section
  • the converter section need not be of an isolation type which does not have a transformer.
  • each of the conduction patterns 20 and 21 for power output, and the power output terminal connection patterns 18 A to 18 D and 18 a to 18 d are formed to be a specific shape capable of dealing with both parallel connections and serial connections of the DC-DC converter circuit 3
  • each of the conduction patterns 20 and 21 for power output, and the power output terminal connection patterns 18 A to 18 D and 18 a to 18 d may be formed to be a pattern which is specialized for parallel connection or serial connection.
  • the converter device 1 is constructed by laminating and fixing two circuit boards 2
  • the converter device 1 may be constructed by laminating and fixing three or more circuit boards 2 according to the specification.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Dc-Dc Converters (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
US09/920,468 2000-08-09 2001-08-01 Converter device Abandoned US20020044433A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US10/209,593 US6813163B2 (en) 2000-08-09 2002-08-01 Converter device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000241339A JP3465671B2 (ja) 2000-08-09 2000-08-09 コンバータ装置
JP2000-241339 2000-08-09

Related Child Applications (1)

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US10/209,593 Division US6813163B2 (en) 2000-08-09 2002-08-01 Converter device

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US20020044433A1 true US20020044433A1 (en) 2002-04-18

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US09/920,468 Abandoned US20020044433A1 (en) 2000-08-09 2001-08-01 Converter device
US10/209,593 Expired - Fee Related US6813163B2 (en) 2000-08-09 2002-08-01 Converter device

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US10/209,593 Expired - Fee Related US6813163B2 (en) 2000-08-09 2002-08-01 Converter device

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US (2) US20020044433A1 (ja)
JP (1) JP3465671B2 (ja)
DE (1) DE10139071B4 (ja)
FR (1) FR2813007B1 (ja)

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WO2016048683A1 (en) * 2014-09-22 2016-03-31 Raytheon Company Stacked power converter assembly
US10050438B2 (en) 2015-10-16 2018-08-14 Raytheon Company Stacked power converter assembly
US10206283B1 (en) * 2017-09-15 2019-02-12 Shinko Electric Industries Co., Ltd. Electronic device
US20220255510A1 (en) * 2019-09-04 2022-08-11 Genelec Oy Audio amplifier for use with a limited power source

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DE102006003234A1 (de) * 2006-01-24 2007-08-02 Hirschmann Car Communication Gmbh Gehäuse eines elektronischen Gerätes, ausgebildet für den Einsatz in einem Fahrzeug
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ATE459112T1 (de) * 2007-04-25 2010-03-15 Research In Motion Ltd Verbinder für elektronische vorrichtungen
CN102138371B (zh) * 2008-06-10 2014-04-16 莫列斯公司 连接器及其端子组件
JP5113101B2 (ja) 2009-01-30 2013-01-09 モレックス インコーポレイテド 電気回路の接続構造および電気回路の接続方法
JP2011233595A (ja) * 2010-04-23 2011-11-17 Panasonic Electric Works Co Ltd 電源装置
CN102740664A (zh) * 2011-04-01 2012-10-17 鸿富锦精密工业（深圳）有限公司 电子装置
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JP3465671B2 (ja) 2003-11-10
DE10139071A1 (de) 2002-03-07
DE10139071B4 (de) 2009-11-26
US6813163B2 (en) 2004-11-02
FR2813007A1 (fr) 2002-02-15
US20020186553A1 (en) 2002-12-12
FR2813007B1 (fr) 2005-05-13
JP2002058247A (ja) 2002-02-22

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