JP2016140168A - 電圧変換装置及び電圧変換方法 - Google Patents
電圧変換装置及び電圧変換方法 Download PDFInfo
- Publication number
- JP2016140168A JP2016140168A JP2015013134A JP2015013134A JP2016140168A JP 2016140168 A JP2016140168 A JP 2016140168A JP 2015013134 A JP2015013134 A JP 2015013134A JP 2015013134 A JP2015013134 A JP 2015013134A JP 2016140168 A JP2016140168 A JP 2016140168A
- Authority
- JP
- Japan
- Prior art keywords
- switching
- pwm signal
- voltage
- switching frequency
- frequency
- 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.)
- Granted
Links
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
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
-
- 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
- H02M1/14—Arrangements for reducing ripples from dc input or output
-
- 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
- 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
- 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
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0012—Control circuits using digital or numerical techniques
-
- 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
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0038—Circuits or arrangements for suppressing, e.g. by masking incorrect turn-on or turn-off signals, e.g. due to current spikes in current mode control
-
- 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
- H02M3/157—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 with digital control
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
図1は、本発明の第1実施形態に係る電圧変換装置の構成例を示すブロック図であり、図2は、電圧変換装置における制御部2の機能構成を示すブロック図である。図1に示す電圧変換装置は、例えば外部のバッテリ3の電圧を降圧して負荷4に供給するDC/DCコンバータ1と、DC/DCコンバータ1にPWM信号を与える制御部2とを備える。
D′=[D(1−D)/2×(1/F1)+D(1+D)/2×(1/F2)]
×F2 ・・・(1)
但し、F1:切替え前のスイッチング周波数
F2:切替え後のスイッチング周波数
D:変更前のデューティ比
ON′=[ON×F1×(1−ON×F1)]/(2×F1)+
[ON×F1×(1+ON×F1)]/(2×F2)・・・(2)
1/F2=(D/2)×(1/F1)+Tβ+[(1−D)/D]×Tβ+
[(1−D)/2]×(1/F2)・・・(3)
D′=[(D/2)×(1/F1)+Tβ]×F2・・・(4)
Tβ=[D(1+D)/2]×(1/F2)−(D2 /2)×(1/F1)
・・・(5)
D′=[(D/2)×(1/F1)+[D(1+D)/2]×(1/F2)−
(D2 /2)×(1/F1)] ×F2
=[D(1−D)/2×(1/F1)+D(1+D)/2×(1/F2)]
×F2
以下、本発明の第2実施形態について説明する。なお、第2実施形態に係る電圧変換装置の構成は、前述した第1実施形態に係る電圧変換装置の構成(図1及び図2)と同様である。
以下、本発明の第3実施形態について説明する。なお、第3実施形態に係る電圧変換装置の構成は、前述した第1実施形態に係る電圧変換装置の構成(図1及び図2)と同様である。
上記第3実施形態では、スイッチング周波数切替え直後のオン時間を固定としたが、第1及び第3実施形態を組み合わせた形態として、スイッチング周波数切替え直後にオン時間と周波数とを同時に変更するようにし、切替え直後のインダクタ電流の下限を揃えることも可能である。
2 制御部
3 バッテリ
4 負荷
11、12 スイッチング素子
13 インダクタ
16 駆動回路
21 CPU
22 ROM
23 RAM
25 PWM回路
26、27 A/D変換回路
28 電圧ループ制御器
本発明に係る電圧変換装置は、前記切替え手段により前記スイッチング周波数を切り替える際に、切替え直後の前記PWM信号のオン時間は、切替え直前の前記PWM信号のオン時間よりも短いことを特徴とする。
本発明にあっては、スイッチング周波数切替え直後のPWM信号のオン時間を切替え直前より短くする。よって、スイッチング周波数切替え直後の出力電圧の変動が確実に抑えられる。
Claims (6)
- スイッチング素子及びインダクタを備え、該スイッチング素子のオン/オフをPWM信号で駆動することにより、入力された電圧を変圧して負荷に出力する電圧変換装置において、
前記負荷への出力電流の大きさに応じて、前記スイッチング素子のスイッチング周波数を切り替える手段と、
前記スイッチング周波数を切り替える際に、前記PWM信号の波形を変更する変更手段と
を備えることを特徴とする電圧変換装置。 - 前記変更手段は、前記インダクタを流れるインダクタ電流の下限値がスイッチング周波数切替え直後と定常状態とで一致するように、前記PWM信号の波形の変更量を決定することを特徴とする請求項1に記載の電圧変換装置。
- 前記変更手段が変更する前記PWM信号の波形の変更量は、PWM信号のオン時間、PWM信号のデューティ比、及びPWM信号の周波数の内の少なくとも一つを含むことを特徴とする請求項1または2に記載の電圧変換装置。
- 前記変更手段は、前記スイッチング周波数切替え直後のPWM信号の一周期における波形を変更することを特徴とする請求項1乃至3の何れかに記載の電圧変換装置。
- 前記変更手段は、前記スイッチング周波数切替え直後のPWM信号の複数周期における波形を変更することを特徴とする請求項1乃至3の何れかに記載の電圧変換装置。
- スイッチング素子及びインダクタを備え、該スイッチング素子のオン/オフをPWM信号で駆動することにより、入力された電圧を変圧して負荷に出力する電圧変換装置による電圧変換方法において、
前記負荷への出力電流の大きさに応じて、前記スイッチング素子のスイッチング周波数を切り替える際に、前記PWM信号の波形を変更することを特徴とする電圧変換方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015013134A JP6350305B2 (ja) | 2015-01-27 | 2015-01-27 | 電圧変換装置及び電圧変換方法 |
US15/544,573 US10284070B2 (en) | 2015-01-27 | 2016-01-25 | Voltage conversion device and voltage conversion method |
PCT/JP2016/052037 WO2016121702A1 (ja) | 2015-01-27 | 2016-01-25 | 電圧変換装置及び電圧変換方法 |
DE112016000486.9T DE112016000486T5 (de) | 2015-01-27 | 2016-01-25 | Spannungswandler und Spannungswandlungsverfahren |
CN201680005750.5A CN107112899B (zh) | 2015-01-27 | 2016-01-25 | 电压转换装置及电压转换方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015013134A JP6350305B2 (ja) | 2015-01-27 | 2015-01-27 | 電圧変換装置及び電圧変換方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016140168A true JP2016140168A (ja) | 2016-08-04 |
JP6350305B2 JP6350305B2 (ja) | 2018-07-04 |
Family
ID=56543315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015013134A Expired - Fee Related JP6350305B2 (ja) | 2015-01-27 | 2015-01-27 | 電圧変換装置及び電圧変換方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10284070B2 (ja) |
JP (1) | JP6350305B2 (ja) |
CN (1) | CN107112899B (ja) |
DE (1) | DE112016000486T5 (ja) |
WO (1) | WO2016121702A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019150900A1 (ja) * | 2018-01-30 | 2019-08-08 | 株式会社オートネットワーク技術研究所 | 車載用のdcdcコンバータ |
CN112748756A (zh) * | 2020-12-18 | 2021-05-04 | 珠海格力电器股份有限公司 | 一种电源电压波纹抑制方法、装置及控制电路 |
CN113241941A (zh) * | 2020-12-31 | 2021-08-10 | 上海晶丰明源半导体股份有限公司 | 一种开关电源控制电路及系统,以及控制方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6332080B2 (ja) * | 2015-02-27 | 2018-05-30 | 株式会社オートネットワーク技術研究所 | 信号発生回路、電圧変換装置及び信号発生方法 |
CN108539973B (zh) | 2018-05-18 | 2019-12-31 | 深圳市华星光电技术有限公司 | Tft-lcd显示器及其驱动电路、开关电源 |
US11502602B2 (en) * | 2020-10-14 | 2022-11-15 | Infineon Technologies Austria Ag | Multi-dimensional pulse width modulation control |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000358368A (ja) * | 1999-06-11 | 2000-12-26 | Nec Corp | スイッチング電源装置 |
JP2013247574A (ja) * | 2012-05-28 | 2013-12-09 | Renesas Electronics Corp | Pwm信号生成回路および半導体装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10323027A (ja) | 1997-05-19 | 1998-12-04 | Kyocera Corp | 電源回路 |
WO2007003967A2 (en) * | 2005-07-06 | 2007-01-11 | Cambridge Semiconductor Limited | Switch mode power supply control systems |
JP4629648B2 (ja) * | 2006-11-28 | 2011-02-09 | ザインエレクトロニクス株式会社 | コンパレータ方式dc−dcコンバータ |
US8036762B1 (en) * | 2007-05-09 | 2011-10-11 | Zilker Labs, Inc. | Adaptive compensation in digital power controllers |
US20140327421A1 (en) * | 2013-05-01 | 2014-11-06 | Ricoh Company, Ltd. | Switching regulator and method for controlling the switching regulator |
-
2015
- 2015-01-27 JP JP2015013134A patent/JP6350305B2/ja not_active Expired - Fee Related
-
2016
- 2016-01-25 WO PCT/JP2016/052037 patent/WO2016121702A1/ja active Application Filing
- 2016-01-25 DE DE112016000486.9T patent/DE112016000486T5/de not_active Withdrawn
- 2016-01-25 US US15/544,573 patent/US10284070B2/en active Active
- 2016-01-25 CN CN201680005750.5A patent/CN107112899B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000358368A (ja) * | 1999-06-11 | 2000-12-26 | Nec Corp | スイッチング電源装置 |
JP2013247574A (ja) * | 2012-05-28 | 2013-12-09 | Renesas Electronics Corp | Pwm信号生成回路および半導体装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019150900A1 (ja) * | 2018-01-30 | 2019-08-08 | 株式会社オートネットワーク技術研究所 | 車載用のdcdcコンバータ |
CN112748756A (zh) * | 2020-12-18 | 2021-05-04 | 珠海格力电器股份有限公司 | 一种电源电压波纹抑制方法、装置及控制电路 |
CN112748756B (zh) * | 2020-12-18 | 2021-11-23 | 珠海格力电器股份有限公司 | 一种电源电压波纹抑制方法、装置及控制电路 |
CN113241941A (zh) * | 2020-12-31 | 2021-08-10 | 上海晶丰明源半导体股份有限公司 | 一种开关电源控制电路及系统,以及控制方法 |
Also Published As
Publication number | Publication date |
---|---|
US10284070B2 (en) | 2019-05-07 |
DE112016000486T5 (de) | 2017-11-02 |
WO2016121702A1 (ja) | 2016-08-04 |
JP6350305B2 (ja) | 2018-07-04 |
US20180019654A1 (en) | 2018-01-18 |
CN107112899B (zh) | 2019-06-14 |
CN107112899A (zh) | 2017-08-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6350305B2 (ja) | 電圧変換装置及び電圧変換方法 | |
CN107112895B (zh) | 开关稳压器及其操控方法 | |
JP4725641B2 (ja) | 昇降圧型スイッチングレギュレータ | |
CN100514813C (zh) | Dc-dc变换器及其控制单元和方法 | |
KR20130036065A (ko) | 벅 스위치 모드 파워 컨버터 큰 신호 천이 응답 최적화기 | |
US9146571B2 (en) | Power converter with average current limiting | |
CN106357142B (zh) | 用于提供焊接类功率的方法和设备 | |
JP2009153289A (ja) | Dc−dcコンバータ | |
US8947065B2 (en) | DC-DC controller and control method thereof | |
JP5642349B2 (ja) | パルス幅変調回路、パルス幅変調方法及びレギュレータ | |
JP2017060303A (ja) | 電源装置 | |
EP3384588B1 (en) | Boost dc-dc converter having digital control and reference pwm generators | |
JP6160188B2 (ja) | スイッチングレギュレータ | |
JP6906703B2 (ja) | 電力変換装置 | |
JP2007043847A (ja) | Dc−dcコンバータ | |
JP6983289B1 (ja) | 電力変換装置 | |
WO2017169686A1 (ja) | 電圧変換装置及び電圧変換方法 | |
JP2017184404A5 (ja) | ||
US20180375435A1 (en) | Peak Current Control for a Power Switch of a Power Converter | |
JP6144374B1 (ja) | 電力変換装置 | |
JP5252213B2 (ja) | 電源装置 | |
JP2009148119A (ja) | 昇降圧コンバータの駆動制御装置 | |
JP2006166613A (ja) | スイッチング電源装置 | |
JP2013059186A (ja) | 電源回路及びその制御方法 | |
JP5388912B2 (ja) | パルス電源装置とそのパルス電圧生成方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20170531 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20171226 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20180205 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20180508 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20180521 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6350305 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
LAPS | Cancellation because of no payment of annual fees |