JP2009261042A - 電源装置および半導体集積回路装置 - Google Patents
電源装置および半導体集積回路装置 Download PDFInfo
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- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
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- 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
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
- H02M1/4208—Arrangements for improving power factor of AC input
- H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
-
- 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
- H02M3/1584—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 with a plurality of power processing stages connected in parallel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
- Rectifiers (AREA)
- Power Conversion In General (AREA)
Abstract
【解決手段】PFCコントローラ10には、電圧/電流変換部17が設けられている。電圧/電流変換部17は、出力電圧の電圧レベルを検出する誤差増幅器11から出力された信号の電圧を任意の電流値に変換し、補正電流として出力する。電圧/電流変換部17は、誤差増幅器11が軽負荷時と検出した際に大きな電流値の補正電流を出力し、PFCコントローラ10が出力電圧を下げる制御を行う。
【選択図】図2
Description
図1は、本発明の実施の形態1による電源装置の構成例を示す回路図、図2は、図1の電源装置に設けられたPFCコントローラの構成例を示す回路図、図3は、図2のPFCコントローラに設けられた電圧/電流変換部の構成を示す回路図である。
図4は、本発明の実施の形態2による電源装置の構成例を示す回路図、図5は、図4の電源装置に設けられたPFCコントローラの構成例を示す回路図である。
図6は、本発明の実施の形態3による電源装置の構成例を示す回路図、図7は、図6の電源装置に設けられたPFCコントローラの構成例を示す回路図である。
図8は、本発明の実施の形態3による電源装置の構成例を示す回路図、図9は、図8の電源装置に設けられたPFCコントローラの構成例を示す回路図である。
図10は、本発明の実施の形態5による電源装置の構成例を示す回路図、図11は、図10の電源装置に設けられたPFCコントローラの構成例を示す回路図である。
図12は、本発明の実施の形態5による電源装置に設けられたPFCコントローラの構成例を示す回路図である。
1a〜1d 電源装置
2 全波整流回路
3,3a コイル
4,4a トランジスタ
5,5a ダイオード
6〜8 抵抗
9 静電容量素子
10 PFCコントローラ
10a〜10d PFCコントローラ
11 誤差増幅器
12 カレントアンプ
13 コンパレータ
14 フリップフロップ
15 バッファ
16 抵抗
17 電圧/電流変換部
18 発振回路
19 コンパレータ
20 論理和回路
21 誤差増幅器
21a 誤差増幅器
22 コンパレータ
23 定電流源
24 トランジスタ
25,26 フリップフロップ
27 バッファ
28 スレーブロジック
29 クロックパルスジェネレータ
30 バッファ
31 コンパレータ
32 スレーブロジック
33 クロックパルスジェネレータ
34 バッファ
35 抵抗
MUL 掛け算器
IC 電流補正制御部
Q1〜Q7 トランジスタ
R1〜R5 抵抗
C1 静電容量素子
Tr1,Tr2 トランス
Claims (9)
- 交流の入力電源を昇圧し、直流の出力電圧として出力する電源部と、前記電源部に設けられたスイッチング用トランジスタの駆動制御を行い、高調波電流を抑えるPFCコントローラとを備えた電源装置であって、
前記電源部は、
出力電圧が一定となるように前記PFCコントローラが前記スイッチング用トランジスタを制御する際に用いる出力電圧の帰還電圧を検出する帰還抵抗部を有し、
前記PFCコントローラは、
前記帰還抵抗部が検出した帰還電圧に応じて前記スイッチング用トランジスタを駆動制御する駆動制御部と、
前記電源部が生成した出力電圧から、負荷レベルを検出し、その負荷レベルに応じて任意の補正電流を生成して前記帰還抵抗部に供給する電流補正制御部を有し、
前記電流補正制御部は、
検出した負荷レベルが軽負荷であるほど、補正電流の電流値を大きくして前記帰還抵抗部に供給し、前記電源部が生成する出力電圧を低下させることを特徴とする電源装置。 - 請求項1記載の電源装置において、
前記電流補正制御部は、
前記電源部が生成した出力電圧から、負荷レベルを検出する負荷検出部と、
前記負荷検出部が検出した負荷レベルに応じて任意の補正電流を生成し、前記帰還抵抗部に前記補正電流を供給する電流補正部とよりなることを特徴とする電源装置。 - 請求項2記載の電源装置において、
前記負荷検出部は、
前記帰還抵抗部が検出した帰還電圧と基準電圧とを比較し、その誤差信号を出力する誤差増幅器よりなることを特徴とする電源装置。 - 請求項2記載の電源装置において、
前記電源部は、
前記電源部の出力電圧に流れる電流を検出する電流検出部を備え、
前記負荷検出部は、
前記電流検出部が検出した電流値に基づいて、負荷レベルを検出することを特徴とする電源装置。 - 請求項1〜4のいずれか1項に記載の電源装置において、
前記PFCコントローラは、
インタリーブ臨界モードによる制御を行うことを特徴とする電源装置。 - 交流の入力電源を昇圧し、直流の出力電圧として出力する電源部に設けられたスイッチング用トランジスタの駆動制御を行い、高調波電流を抑えるPFCコントローラを備えた半導体集積回路装置であって、
前記PFCコントローラは、
外部入力される帰還電圧に応じて前記スイッチング用トランジスタを駆動制御する駆動制御部と、
前記電源部が生成した出力電圧から、負荷レベルを検出し、その負荷レベルに応じて任意の補正電流を生成して前記駆動制御部に供給する電流補正制御部を有し、
前記電流補正制御部は、
検出した負荷レベルが軽負荷であるほど、補正電流の電流値を大きくして前記駆動制御部に供給し、前記電源部が生成する出力電圧を低下させることを特徴とする半導体集積回路装置。 - 請求項6記載の半導体集積回路装置において、
前記電流補正制御部は、
前記電源部が生成した出力電圧から、負荷レベルを検出する負荷検出部と、
前記負荷検出部が検出した負荷レベルに応じて任意の補正電流を生成する電流補正部とよりなることを特徴とする半導体集積回路装置。 - 請求項7記載の半導体集積回路装置において、
前記負荷検出部は、
前記帰還電圧と基準電圧とを比較し、その誤差信号を出力する誤差増幅器よりなることを特徴とする半導体集積回路装置。 - 請求項6〜8のいずれか1項に記載の半導体集積回路装置において、
前記PFCコントローラは、
インタリーブ臨界モードによる制御を行うことを特徴とする半導体集積回路装置。
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JP2008103758A JP5085397B2 (ja) | 2008-04-11 | 2008-04-11 | 電源装置および半導体集積回路装置 |
US12/400,126 US8130520B2 (en) | 2008-04-11 | 2009-03-09 | Power supply apparatus and semiconductor integrated circuit device |
CNA2009101299503A CN101557166A (zh) | 2008-04-11 | 2009-04-10 | 电源设备和半导体集成电路器件 |
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JP2008103758A JP5085397B2 (ja) | 2008-04-11 | 2008-04-11 | 電源装置および半導体集積回路装置 |
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JP5085397B2 JP5085397B2 (ja) | 2012-11-28 |
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JP2011130631A (ja) * | 2009-12-21 | 2011-06-30 | Tdk-Lambda Corp | 電源装置 |
US8810230B2 (en) | 2010-04-19 | 2014-08-19 | Renesas Electronics Corporation | Power supply device and semiconductor device |
US8866451B2 (en) | 2011-08-29 | 2014-10-21 | Ricoh Company, Ltd. | Power supply apparatus |
JP2015035936A (ja) * | 2013-08-09 | 2015-02-19 | オムロン株式会社 | 電源装置 |
CN105103424A (zh) * | 2013-03-29 | 2015-11-25 | 皇家飞利浦有限公司 | 针对太阳能/风能/水能的功率转换 |
US9590512B2 (en) | 2013-11-20 | 2017-03-07 | Fujitsu Limited | Power supply apparatus |
US10193451B2 (en) | 2012-04-12 | 2019-01-29 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms |
TWI665860B (zh) * | 2017-07-03 | 2019-07-11 | 昂寶電子(上海)有限公司 | 用於調節電源變換器的系統控制器和方法 |
US10411604B2 (en) | 2012-04-12 | 2019-09-10 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms |
US10483856B2 (en) | 2016-05-23 | 2019-11-19 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods with prediction mechanisms for synchronization rectifier controllers |
US10622903B2 (en) | 2012-04-12 | 2020-04-14 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms |
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Also Published As
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US8130520B2 (en) | 2012-03-06 |
JP5085397B2 (ja) | 2012-11-28 |
US20090257258A1 (en) | 2009-10-15 |
CN101557166A (zh) | 2009-10-14 |
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