JP5779166B2 - チャージポンプ装置及び出力電源生成方法 - Google Patents
チャージポンプ装置及び出力電源生成方法 Download PDFInfo
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- JP5779166B2 JP5779166B2 JP2012243547A JP2012243547A JP5779166B2 JP 5779166 B2 JP5779166 B2 JP 5779166B2 JP 2012243547 A JP2012243547 A JP 2012243547A JP 2012243547 A JP2012243547 A JP 2012243547A JP 5779166 B2 JP5779166 B2 JP 5779166B2
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- charge pump
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- power supply
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/01—Details
- H03K3/013—Modifications of generator to prevent operation by noise or interference
-
- 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
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
- H03K3/03—Astable circuits
- H03K3/0315—Ring oscillators
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Description
[先行技術文献]
208 電源端子Vs+
210 電源端子Vs−
316 出力電源端子Vo+
318 出力電源端子Vo−
304、306、312、314 スイッチ
330 フィルタコンデンサ
342、346、348 電流計
350 クロック生成器
354、356、362、364 クロック出力
Claims (10)
- モノリシック集積回路内で出力電源を生成するチャージポンプ装置であって、
a)転送コンデンサと、
b)前記転送コンデンサと電源の間に直列に配され、導通しているとき前記電源から前記転送コンデンサへ転送電流を伝達する、1つ以上の電源切替素子と、
c)前記転送コンデンサと出力電源の間に直列に配され、導通しているとき前記転送コンデンサから前記出力電源へ転送電流を伝達する、1つ以上の出力切替素子と、
d)実質的な転送電流を伝達することなく前記電源切替素子の各々の制御ノードに容量性結合された単一位相のチャージポンプクロック出力を、全ての前記電源切替素子に対し、充電期間に導通を放電期間に非導通を生じるよう提供し、前記チャージポンプクロック出力は更に、実質的な転送電流を伝達することなく前記出力切替素子の各々の制御ノードに容量性結合され、全ての前記出力切替素子に対し、充電期間に非導通を放電期間に導通を生じ、前記充電期間は、前記放電期間と交互に生じ重複しない、チャージポンプクロック生成回路と
を有するチャージポンプ装置。 - 第2のチャージポンプの段を更に有し、前記第2のチャージポンプは、
e)第2の転送コンデンサと、
f)前記第2の転送コンデンサと第2の電源との間に直列に配された、1つ以上の第2電源切替素子と、
g)前記第2の転送コンデンサと第2の出力電源との間に直列に配された、1つ以上の第2出力切替素子と
を有し、
h)前記チャージポンプクロック出力は、前記1つ以上の第2電源切替素子と結合されて充電期間に導通を放電期間に非導通を生じ、前記1つ以上の第2出力切替素子と結合されて充電期間に非導通を放電期間に導通を生じる、請求項1に記載のチャージポンプ装置。 - 立ち上がり及び立ち下がりの両方で、回路が存在しない場合と比較して、前記チャージポンプクロック出力の電圧変化率を減ずるよう構成された回路を更に有し、前記チャージポンプクロック出力の電圧が実質的に正弦波に近くなるようにし、前記チャージポンプクロック出力の前記容量性結合は、前記チャージポンプクロック出力を実質的に正弦波に近くさせる、請求項1に記載のチャージポンプ装置。
- 前記チャージポンプクロック生成回路は、前記チャージポンプクロック生成回路内で、各増幅駆動回路により伝導される電流を制限するよう構成された回路を更に有する、請求項1に記載のチャージポンプ装置。
- 前記増幅駆動回路のうちの1つの出力に結合され、前記増幅駆動回路の前記出力の電圧変化率を制限するディスクリート容量素子を更に有する、請求項4に記載のチャージポンプ装置。
- 前記チャージポンプクロック出力を前記電源切替素子又は前記出力切替素子の前記制御ノードに容量性結合するために、前記チャージポンプクロック出力を電源切替素子又は出力切替素子に対応する制御ノードの1つに結合する容量性結合回路、を有する請求項1に記載のチャージポンプ装置。
- 前記容量性結合回路は、前記チャージポンプクロック出力を電源切替素子の制御ノードに結合する第1の容量性結合回路であり、前記チャージポンプクロック出力を出力切替素子の制御ノードに結合する第2の容量性結合回路、を更に有する請求項6に記載のチャージポンプ装置。
- 前記容量性結合回路の各々は、平均制御電圧が該容量性結合回路の結合されている切替素子を実質的に非導通にするよう構成されたバイアス回路を有する、請求項7に記載のチャージポンプ装置。
- 前記チャージポンプクロック生成回路は、結合コンデンサの第1のノードに結合され、前記結合コンデンサの第2のノードは、前記電源切替素子の少なくとも1つの制御ノードに結合され、バイアス抵抗器は、前記結合コンデンサの前記第2のノードを前記電源に接続する、請求項1に記載のチャージポンプ装置。
- 前記チャージポンプクロック生成回路は、第1のコンデンサにより中間ノードに結合され、前記中間ノードは、第1のバイアス抵抗器により中間平均電圧レベルにバイアスされ、前記中間ノードは、前記電源切替素子の少なくとも1つの制御ノードに容量性結合され、第2のバイアス抵抗器は、前記制御ノードを前記電源に接続する、請求項1に記載のチャージポンプ装置。
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US10/658,154 | 2003-09-08 | ||
US10/658,154 US7719343B2 (en) | 2003-09-08 | 2003-09-08 | Low noise charge pump method and apparatus |
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JP2010040443A Division JP5156774B2 (ja) | 2003-09-08 | 2010-02-25 | チャージポンプ装置及び出力電源生成方法 |
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JP2013031366A JP2013031366A (ja) | 2013-02-07 |
JP5779166B2 true JP5779166B2 (ja) | 2015-09-16 |
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JP2006525525A Expired - Fee Related JP4524286B2 (ja) | 2003-09-08 | 2004-09-07 | チャージポンプ装置及び出力電源生成方法 |
JP2010040443A Active JP5156774B2 (ja) | 2003-09-08 | 2010-02-25 | チャージポンプ装置及び出力電源生成方法 |
JP2012243547A Active JP5779166B2 (ja) | 2003-09-08 | 2012-11-05 | チャージポンプ装置及び出力電源生成方法 |
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US (6) | US7719343B2 (ja) |
EP (2) | EP1664966B1 (ja) |
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WO (1) | WO2005043267A2 (ja) |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US10965276B2 (en) | 2003-09-08 | 2021-03-30 | Psemi Corporation | Low noise charge pump method and apparatus |
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US10608617B2 (en) | 2020-03-31 |
EP2830203A1 (en) | 2015-01-28 |
US10148255B2 (en) | 2018-12-04 |
US20190097612A1 (en) | 2019-03-28 |
JP2013031366A (ja) | 2013-02-07 |
EP1664966A4 (en) | 2009-05-06 |
US20100214010A1 (en) | 2010-08-26 |
JP4524286B2 (ja) | 2010-08-11 |
US20050052220A1 (en) | 2005-03-10 |
US20160191022A1 (en) | 2016-06-30 |
EP2830203B1 (en) | 2019-01-30 |
US8378736B2 (en) | 2013-02-19 |
EP1664966A2 (en) | 2006-06-07 |
JP2010119292A (ja) | 2010-05-27 |
US7719343B2 (en) | 2010-05-18 |
JP5156774B2 (ja) | 2013-03-06 |
US20140055194A1 (en) | 2014-02-27 |
EP1664966B1 (en) | 2014-07-30 |
JP2007505596A (ja) | 2007-03-08 |
US10965276B2 (en) | 2021-03-30 |
US9190902B2 (en) | 2015-11-17 |
US20200259484A1 (en) | 2020-08-13 |
WO2005043267A2 (en) | 2005-05-12 |
WO2005043267A3 (en) | 2005-10-06 |
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