JP4386133B2 - 電源装置 - Google Patents
電源装置 Download PDFInfo
- Publication number
- JP4386133B2 JP4386133B2 JP2007503578A JP2007503578A JP4386133B2 JP 4386133 B2 JP4386133 B2 JP 4386133B2 JP 2007503578 A JP2007503578 A JP 2007503578A JP 2007503578 A JP2007503578 A JP 2007503578A JP 4386133 B2 JP4386133 B2 JP 4386133B2
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- supply device
- capacitor
- diode
- switch element
- 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 - Fee Related
Links
- 239000003990 capacitor Substances 0.000 claims description 51
- 230000010355 oscillation Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000009499 grossing Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 241001621399 Lampris Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Images
Classifications
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Description
Q1…MOSFET(第1のスイッチ素子)
Q2…MOSFET(第2のスイッチ素子)
D1…整流ダイオード
D2…第1のダイオード(MOSFET Q1のボディーダイオード)
D3…第2のダイオード(MOSFET Q2のボディーダイオード)
D4…第3のダイオード
D5…第4のダイオード
L1…チョークコイル
L2…共振用コイル
C1…平滑コンデンサ
C2、C3、C4…コンデンサ(MOSFET Q1、Q2、ダイオードD1の並列容量)
C5…第1のコンデンサ
R1…電流検出用抵抗
R2…第1の抵抗
Vin…直流電源
Po…出力端子
図1に、本発明の第1の実施形態に係る電源装置の回路図を示す。図1において、図3と同一もしくは同等の部分には同じ記号を付し、その説明を省略する。
図2に、本発明の第2の実施形態に係る電源装置の回路図を示す。図2において、図1と同一の部分には同じ記号を付し、その説明を省略する。
Claims (4)
- 一端同士が接続された整流ダイオードおよびチョークコイルと、一端が共振用コイルを介して前記整流ダイオードおよびチョークコイルの接続点に接続された第1のスイッチ素子と、該第1のスイッチ素子に並列に接続された第1のダイオードと、前記共振用コイルおよび前記整流ダイオードからなる直列回路に並列に接続された第1のコンデンサおよび第2のスイッチ素子からなる直列回路と、前記第2のスイッチ素子に並列に接続された第2のダイオードとを有し、前記第1のスイッチ素子、前記第2のスイッチ素子および前記整流ダイオードがそれぞれ端子間に並列容量を備えてなる電源装置において、
前記第1のコンデンサに並列に接続された第1の抵抗を備えることを特徴とする電源装置。 - 前記第1のスイッチ素子および前記共振用コイルからなる直列回路に並列に接続された第3のダイオードを備えたことを特徴とする、請求項1に記載の電源装置。
- 前記第1の抵抗に直列に第4のダイオードを備えたことを特徴とする、請求項1または2に記載の電源装置。
- 前記第1のスイッチ素子の他端が直流電源の一端に接続され、前記チョークコイルの他端が出力端子に接続され、前記整流ダイオードの他端が前記直流電源の他端に接続され、降圧動作をすることを特徴とする、請求項1ないし3のいずれかに記載の電源装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005038231 | 2005-02-15 | ||
JP2005038231 | 2005-02-15 | ||
PCT/JP2005/020813 WO2006087850A1 (ja) | 2005-02-15 | 2005-11-14 | 電源装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2006087850A1 JPWO2006087850A1 (ja) | 2008-07-03 |
JP4386133B2 true JP4386133B2 (ja) | 2009-12-16 |
Family
ID=36916263
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007503578A Expired - Fee Related JP4386133B2 (ja) | 2005-02-15 | 2005-11-14 | 電源装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7545133B2 (ja) |
JP (1) | JP4386133B2 (ja) |
CN (1) | CN100466436C (ja) |
GB (1) | GB2427969B (ja) |
WO (1) | WO2006087850A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4720821B2 (ja) * | 2007-12-14 | 2011-07-13 | ミツミ電機株式会社 | Dc−dcコンバータおよび電源制御用半導体集積回路 |
US9312400B2 (en) | 2011-07-01 | 2016-04-12 | Tyco Electronics Corporation | Power harvesting device |
JP6023414B2 (ja) * | 2011-10-05 | 2016-11-09 | 三菱電機株式会社 | 電源装置及び照明器具 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3617860A (en) * | 1970-07-09 | 1971-11-02 | Int Rectifier Corp | Thyristor voltage control circuit with commutating capacitor |
US5291385A (en) * | 1992-04-02 | 1994-03-01 | Vlt Corporation | Zero-current switching forward power converter operating in damped reverse boost mode |
US5691632A (en) * | 1995-05-26 | 1997-11-25 | Toko, Inc. | Switching power supply |
SE511059C2 (sv) * | 1997-01-24 | 1999-07-26 | Ericsson Telefon Ab L M | Förfarande och anordning för effektomvandling. |
JP2003189602A (ja) * | 2001-12-17 | 2003-07-04 | Murata Mfg Co Ltd | Dc−dcコンバータおよびそれを用いた電子装置 |
JP2005051845A (ja) * | 2003-07-30 | 2005-02-24 | Ushio Inc | Dc−dcコンバータおよびそれを用いた高圧放電ランプ点灯装置 |
JP4483867B2 (ja) * | 2005-08-03 | 2010-06-16 | 株式会社村田製作所 | 電源装置 |
-
2005
- 2005-11-14 GB GB0622388A patent/GB2427969B/en not_active Expired - Fee Related
- 2005-11-14 WO PCT/JP2005/020813 patent/WO2006087850A1/ja not_active Application Discontinuation
- 2005-11-14 JP JP2007503578A patent/JP4386133B2/ja not_active Expired - Fee Related
- 2005-11-14 CN CNB2005800155660A patent/CN100466436C/zh not_active Expired - Fee Related
-
2006
- 2006-11-07 US US11/557,221 patent/US7545133B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
GB2427969B (en) | 2008-05-21 |
CN1954479A (zh) | 2007-04-25 |
WO2006087850A1 (ja) | 2006-08-24 |
US20070063285A1 (en) | 2007-03-22 |
US7545133B2 (en) | 2009-06-09 |
JPWO2006087850A1 (ja) | 2008-07-03 |
CN100466436C (zh) | 2009-03-04 |
GB2427969A (en) | 2007-01-10 |
GB0622388D0 (en) | 2006-12-20 |
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