JP7334752B2 - 電圧変換器 - Google Patents
電圧変換器 Download PDFInfo
- Publication number
- JP7334752B2 JP7334752B2 JP2021030843A JP2021030843A JP7334752B2 JP 7334752 B2 JP7334752 B2 JP 7334752B2 JP 2021030843 A JP2021030843 A JP 2021030843A JP 2021030843 A JP2021030843 A JP 2021030843A JP 7334752 B2 JP7334752 B2 JP 7334752B2
- Authority
- JP
- Japan
- Prior art keywords
- current
- voltage
- inductor
- capacitor
- switching
- 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.)
- Active
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
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0009—Devices or circuits for detecting current in a 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
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
-
- 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
-
- 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
- H02M1/0043—Converters switched with a phase shift, i.e. interleaved
-
- 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
- H02M1/0095—Hybrid converter topologies, e.g. NPC mixed with flying capacitor, thyristor converter mixed with MMC or charge pump mixed with buck
-
- 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
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- 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
- H02M3/01—Resonant DC/DC 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
- 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
- H02M1/0048—Circuits or arrangements for reducing losses
- H02M1/0054—Transistor switching losses
-
- 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
- H02M3/01—Resonant DC/DC converters
- H02M3/015—Resonant DC/DC converters with means for adaptation of resonance frequency, e.g. by modification of capacitance or inductance of resonance circuit
-
- 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
- H02M3/1586—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 switched with a phase shift, i.e. interleaved
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Description
図1は、第1の実施形態に係る電圧変換器1のブロック図である。電圧変換器1は、入力電圧Vinを入力し、入力電圧Vinを出力電圧Voutに変換して出力する容量性電圧変換回路部10と、出力キャパシタCoutと、容量性電圧変換回路部10と出力キャパシタCoutとの間に直列に接続されたインダクタLxと、容量性電圧変換回路部10の出力部に設けられた中間キャパシタCxと、電流検出部21と、電圧検出部13と、制御部17と、を備える。
第2の実施形態では、フライングキャパシタ及びスイッチの構成を部分的に共用した電圧変換器について例示する。
第3の実施形態では、誘導性コンバータを備える電圧変換器について例示する。
第4の実施形態では、複数の容量性電圧変換回路部を備える電圧変換器と、複数の容量性電圧変換回路部の主要部を備える電圧変換器について例示する。
第5の実施形態では、インダクタLxに流れる電流ILを検出する回路が、これまでに示した回路とは異なる構成の例について例示する。
各実施形態では2つのディクソン型回路を並列接続してインターリーブ駆動する例を説明したが、単一のシリーズパラレルチャージポンプ回路を用いることができる。また、単相や二相以外に、多相(マルチフェーズ)の容量性電圧変換回路を構成することも可能である。
CIN…合成キャパシタ
COUT…キャパシタ
Cout…出力キャパシタ
Cp…キャパシタ
Cx…中間キャパシタ
Ih…共振電流
Iin…入力電流
IL…電流
Iout…出力電流
Is…スイッチング電流
Lx…インダクタ
Q11…整流スイッチ素子
Q12…転流スイッチ素子
RL…負荷
Rp…抵抗素子
Rx…抵抗素子
S111,S112,S113,S114,S115,S116,S117…スイッチ
S121,S122,S123,S124,S125,S126,S127…スイッチ
Th…共振周期
TN…オン周期
Vin…入力電圧
Vout…出力電圧
1…電圧変換器
1A,1B,1C…電圧変換器
2,3,5…電圧変換器
10…容量性電圧変換回路部
11…第1容量性電圧変換回路
12…第2容量性電圧変換回路
13…電圧検出部
14…差動増幅回路
17…制御部
20…LC回路
21…電流検出部
30…誘導性降圧コンバータ
31…ドライバ
101…入力端子
201…出力端子
Claims (6)
- 入力電圧を入力し、前記入力電圧を出力電圧に変換して出力する容量性電圧変換回路部と、出力キャパシタと、前記容量性電圧変換回路部と前記出力キャパシタとの間に直列に接続されたインダクタと、電流検出部と、制御部と、を備え、
前記容量性電圧変換回路部は、複数のスイッチと、少なくとも一つのフライングキャパシタと、出力部に設けられた中間キャパシタと、を含み、
前記電流検出部は、前記インダクタに流れる電流を検出し、
前記制御部は、前記インダクタに流れる電流としきい値電流との比較に応じ、前記スイッチが少なくとも2つの状態を往来するように前記スイッチを制御し、
前記しきい値電流は0未満である、
電圧変換器。 - 前記電流検出部は、前記インダクタに直列接続された抵抗素子と、当該抵抗素子の降下電圧を検出する電圧検出回路とを備える、
請求項1に記載の電圧変換器。 - 前記電流検出部は、抵抗素子とキャパシタとの直列回路を備え、当該直列回路は前記インダクタに並列接続され、前記キャパシタの両端電圧又は前記抵抗素子の両端電圧を検出する電圧検出回路とを備える、
請求項1に記載の電圧変換器。 - 前記インダクタに流れる電流と前記しきい値電流との比較に応じ、前記スイッチが少なくとも2つの状態を往来することで生じる前記スイッチのスイッチング周波数は、最低周波数と最高周波数との範囲内に収まるように、前記電流検出部による検出値又は前記しきい値電流が設定された、
請求項1から3のいずれかに記載の電圧変換器。 - 前記制御部は、前記インダクタに流れる電流が0になってから所定時間の経過後、前記スイッチの状態を切り替える、
請求項1から4のいずれかに記載の電圧変換器。 - 前記インダクタに流れる電流は、0.1A以上5A以下の範囲内にある、
請求項1から5のいずれかに記載の電圧変換器。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021030843A JP7334752B2 (ja) | 2021-02-26 | 2021-02-26 | 電圧変換器 |
CN202111417162.1A CN115051555A (zh) | 2021-02-26 | 2021-11-25 | 电压变换器 |
US17/573,687 US11705809B2 (en) | 2021-02-26 | 2022-01-12 | Voltage converter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021030843A JP7334752B2 (ja) | 2021-02-26 | 2021-02-26 | 電圧変換器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022131739A JP2022131739A (ja) | 2022-09-07 |
JP7334752B2 true JP7334752B2 (ja) | 2023-08-29 |
Family
ID=83006586
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021030843A Active JP7334752B2 (ja) | 2021-02-26 | 2021-02-26 | 電圧変換器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11705809B2 (ja) |
JP (1) | JP7334752B2 (ja) |
CN (1) | CN115051555A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230124434A1 (en) * | 2021-10-15 | 2023-04-20 | Advanced Micro Devices, Inc. | Method to reduce overshoot in a voltage regulating power supply |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000193687A (ja) | 1998-12-25 | 2000-07-14 | Toyota Autom Loom Works Ltd | 電流検出回路、およびその電流検出回路を備えたdc/dcコンバ―タ |
JP2002058240A (ja) | 2000-06-01 | 2002-02-22 | Auto Network Gijutsu Kenkyusho:Kk | Dc−dcコンバータ回路 |
WO2018066444A1 (ja) | 2016-10-06 | 2018-04-12 | 株式会社村田製作所 | Dc-dcコンバータ |
US20200119635A1 (en) | 2018-10-11 | 2020-04-16 | Amir Rahimi | Resonant switched capacitor dc/dc converter |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3329956B2 (ja) | 1994-10-14 | 2002-09-30 | 松下電工株式会社 | 電力変換回路 |
KR101013142B1 (ko) * | 2006-03-08 | 2011-02-10 | 삼성전자주식회사 | 전원변환장치, 이를 포함하는 전자장치 및 전원변환방법 |
TWI404311B (zh) * | 2010-10-28 | 2013-08-01 | Richtek Technology Corp | 電流模式控制電源轉換器的控制電路及方法 |
CN103872915A (zh) * | 2014-02-28 | 2014-06-18 | 台达电子企业管理(上海)有限公司 | 直流-直流变换器及其直流-直流变换器*** |
TWI553605B (zh) * | 2015-06-03 | 2016-10-11 | 矽創電子股份有限公司 | 電源供應系統與顯示裝置 |
EP3276808B1 (en) * | 2016-07-26 | 2018-12-26 | NXP USA, Inc. | Accurate non-isolated high voltage dc-dc feedback |
US10756627B2 (en) * | 2017-09-14 | 2020-08-25 | Microchip Technology Incorporated | Enhanced switching regulator topology with adaptive duty control and seamless transition of operating modes |
CN114244105B (zh) * | 2022-02-24 | 2022-04-26 | 伏达半导体(合肥)有限公司 | 功率转换结构、方法包括其的电子设备及芯片单元 |
-
2021
- 2021-02-26 JP JP2021030843A patent/JP7334752B2/ja active Active
- 2021-11-25 CN CN202111417162.1A patent/CN115051555A/zh active Pending
-
2022
- 2022-01-12 US US17/573,687 patent/US11705809B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000193687A (ja) | 1998-12-25 | 2000-07-14 | Toyota Autom Loom Works Ltd | 電流検出回路、およびその電流検出回路を備えたdc/dcコンバ―タ |
JP2002058240A (ja) | 2000-06-01 | 2002-02-22 | Auto Network Gijutsu Kenkyusho:Kk | Dc−dcコンバータ回路 |
WO2018066444A1 (ja) | 2016-10-06 | 2018-04-12 | 株式会社村田製作所 | Dc-dcコンバータ |
US20200119635A1 (en) | 2018-10-11 | 2020-04-16 | Amir Rahimi | Resonant switched capacitor dc/dc converter |
Also Published As
Publication number | Publication date |
---|---|
CN115051555A (zh) | 2022-09-13 |
US11705809B2 (en) | 2023-07-18 |
JP2022131739A (ja) | 2022-09-07 |
US20220278612A1 (en) | 2022-09-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6521187B2 (ja) | Dc−dcコンバータ | |
JP5049637B2 (ja) | Dc/dc電力変換装置 | |
EP3425784B1 (en) | Dc-dc converter with modular stages | |
US6304065B1 (en) | Power electronic circuits with all terminal currents non-pulsating | |
US7619907B2 (en) | DC/DC power conversion device | |
WO2012001828A1 (ja) | Dc/dc電力変換装置 | |
US20040114397A1 (en) | Non-isolated DC-DC converters with direct primary to load current | |
US20220329152A1 (en) | Dc-dc converter | |
US11296607B2 (en) | DC-DC converter | |
Ellis et al. | A symmetric dual-inductor hybrid dickson converter for direct 48v-to-pol conversion | |
JP7342900B2 (ja) | 電圧変換器 | |
EP4147339B1 (en) | Electrical power converter | |
KR20090044137A (ko) | 무변압기형 부스트 컨버터 | |
JP7334752B2 (ja) | 電圧変換器 | |
US10084378B2 (en) | Single-inductor multi-output converter | |
JP2020162261A (ja) | 電力変換装置 | |
He | Multilevel DC-DC power conversion system with multiple bridge modular switched-capacitor converter | |
TWI444811B (zh) | High boost ratio circuit | |
Sundararaman et al. | A Switched Capacitor Hybrid Fibonacci Converter With Reduced Switches for LED Applications | |
KR101857947B1 (ko) | 인터리브드 방식의 dc-dc 컨버터 장치 | |
WO2019211284A1 (en) | Bidirectional switched mode ac-dc converter and method for operating a bidirectional switched mode ac-dc converter | |
CN113346771B (zh) | 升压转换器 | |
CN114244101B (zh) | 一种开关电容谐振式直流转换器 | |
JP7341020B2 (ja) | 双方向dc/dcコンバータ | |
TWI450485B (zh) | High boost ratio device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220920 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20230428 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230509 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230630 |
|
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: 20230718 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230731 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7334752 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |