TWI456874B - 電荷幫浦回授控制裝置及其方法 - Google Patents
電荷幫浦回授控制裝置及其方法 Download PDFInfo
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- TWI456874B TWI456874B TW100114623A TW100114623A TWI456874B TW I456874 B TWI456874 B TW I456874B TW 100114623 A TW100114623 A TW 100114623A TW 100114623 A TW100114623 A TW 100114623A TW I456874 B TWI456874 B TW I456874B
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- charge pump
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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
- H02M3/06—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
- 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
- H02M3/06—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
- H02M3/073—Charge pumps of the Schenkel-type
- H02M3/077—Charge pumps of the Schenkel-type with parallel connected charge pump stages
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
Claims (13)
- 一種電荷幫浦回授控制裝置,耦接於一電荷幫浦單元,該電荷幫浦單元接收一輸入電壓而產生一輸出電壓,且該電荷幫浦單元具有複數個開關與至少一個電容,該裝置包含:一補償單元,耦接該電荷幫浦單元,用以接收該輸出電壓並進行穩定度補償而產生一誤差訊號;一調變單元,為一電流控制振盪器(CCO),耦接該補償單元,該調變單元用以接收該誤差訊號,並根據該誤差訊號之大小產生脈波頻率調變後的一調變訊號;及一相位控制單元,耦接該調變單元,用以接收該調變訊號並產生複數個相位訊號,依據該些相位訊號對該電荷幫浦單元之該些開關進行切換,而使得該輸入電壓對該電荷幫浦單元之該至少一個電容進行充放電而產生該輸出電壓。
- 如請求項1所述之裝置,更包含:一分壓單元,介於該電荷幫浦單元與該補償單元之間,用以接收該電荷幫浦單元所輸出之該輸出電壓並於分壓後輸出至該補償單元。
- 如請求項1所述之裝置,其中該相位控制單元係為複數個組合邏輯,用以將該調變訊號組合成該些相位訊號。
- 一種電荷幫浦穩壓器回授控制方法,包含以下步驟: 依據複數個相位訊號之切換而控制一輸入電壓對至少一個電容充放電而產生一輸出電壓,補償該輸出電壓而產生一誤差訊號;調變該誤差訊號而產生脈波頻率調變後的一調變訊號,其中該調變訊號係依據該誤差訊號的大小而產生;及依據該調變訊號產生該些相位訊號。
- 如請求項4所述之方法,更包含以下步驟:分壓該輸出電壓。
- 如請求項4所述之方法,其中該調變訊號係為一脈波頻率調變訊號。
- 一種電荷幫浦回授控制裝置,耦接於一電荷幫浦單元,該電荷幫浦單元接收一輸入電壓而產生一輸出電壓,且該電荷幫浦單元具有複數個開關與至少一個電容,該裝置包含:一比較器,耦接該電荷幫浦單元,該比較器之一輸出端耦接該電容,用以接收該輸出電壓並與一參考電壓比較後而產生一比較訊號;一調變單元,包含一振盪器及一開關切換器,該調變單元耦接該比較器,該振盪器用以接收該比較訊號,該開關切換器依據該比較訊號進行省略調變而產生一調變訊號;及一相位控制單元,耦接該調變單元,用以接收該調變訊號並產生複數個相位訊號,依據該些相位訊號對該電荷幫浦單元之該些開關進行切換, 而使得該輸入電壓對該電荷幫浦單元之該至少一個電容進行充放電而產生該輸出電壓。
- 如請求項7所述之裝置,更包含:一分壓單元,介於該電荷幫浦單元與該比較器之間,用以接收該電荷幫浦單元所輸出之該輸出電壓並於分壓後輸出至該比較器。
- 如請求項7所述之裝置,其中該調變單元的該振盪器用以產生一振盪頻率;該開關切換器耦接該比較器與該振盪器,當該比較訊號為高電位時使該振盪訊號通過,當該比較訊號為低電位時截止該振盪訊號之通過,藉以產生脈波省略調變後之該調變訊號。
- 一種電荷幫浦穩壓器回授控制方法,包含以下步驟:依據複數個相位訊號之切換而控制一輸入電壓對至少一個電容充放電而產生一輸出電壓;比較判斷該輸出電壓之高低而產生一比較訊號;依據該比較訊號之一電壓位準產生一調變訊號;及依據該調變訊號產生該些相位訊號。
- 如請求項10所述之方法,更包含以下步驟:分壓該輸出電壓。
- 如請求項10所述之方法,其中該調變訊號係為一脈波省略調變訊號。
- 如請求項12所述之方法,其中該脈波省略調變訊號係利用一開關切換器並依據該比較訊號之該電壓位準來進行調變,當該比較訊號為高電位時,產生該調變訊號,當該比較訊號為低電位時截止該調變訊號。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW100114623A TWI456874B (zh) | 2011-04-27 | 2011-04-27 | 電荷幫浦回授控制裝置及其方法 |
CN201210026770.4A CN102761244B (zh) | 2011-04-27 | 2012-02-07 | 电荷泵反馈控制装置及其方法 |
US13/457,052 US8797088B2 (en) | 2011-04-27 | 2012-04-26 | Charge pump feedback control device and method using the same |
US13/776,811 US20130162229A1 (en) | 2011-04-27 | 2013-02-26 | Charge pump feedback control device and method using the same |
Applications Claiming Priority (1)
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TW100114623A TWI456874B (zh) | 2011-04-27 | 2011-04-27 | 電荷幫浦回授控制裝置及其方法 |
Publications (2)
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TW201244344A TW201244344A (en) | 2012-11-01 |
TWI456874B true TWI456874B (zh) | 2014-10-11 |
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TW100114623A TWI456874B (zh) | 2011-04-27 | 2011-04-27 | 電荷幫浦回授控制裝置及其方法 |
Country Status (3)
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US (2) | US8797088B2 (zh) |
CN (1) | CN102761244B (zh) |
TW (1) | TWI456874B (zh) |
Cited By (2)
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TWI505617B (zh) * | 2011-09-21 | 2015-10-21 | United Microelectronics Corp | 可穩定輸出電壓之電荷泵系統 |
TWI577122B (zh) * | 2015-08-28 | 2017-04-01 | 茂達電子股份有限公司 | 電荷幫浦電路及使用其的馬達驅動電路 |
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- 2012-04-26 US US13/457,052 patent/US8797088B2/en active Active
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2013
- 2013-02-26 US US13/776,811 patent/US20130162229A1/en not_active Abandoned
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI505617B (zh) * | 2011-09-21 | 2015-10-21 | United Microelectronics Corp | 可穩定輸出電壓之電荷泵系統 |
TWI577122B (zh) * | 2015-08-28 | 2017-04-01 | 茂達電子股份有限公司 | 電荷幫浦電路及使用其的馬達驅動電路 |
Also Published As
Publication number | Publication date |
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TW201244344A (en) | 2012-11-01 |
US8797088B2 (en) | 2014-08-05 |
US20130162229A1 (en) | 2013-06-27 |
CN102761244B (zh) | 2015-12-16 |
CN102761244A (zh) | 2012-10-31 |
US20120274394A1 (en) | 2012-11-01 |
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