JP4599225B2 - スイッチング回路 - Google Patents
スイッチング回路 Download PDFInfo
- Publication number
- JP4599225B2 JP4599225B2 JP2005154180A JP2005154180A JP4599225B2 JP 4599225 B2 JP4599225 B2 JP 4599225B2 JP 2005154180 A JP2005154180 A JP 2005154180A JP 2005154180 A JP2005154180 A JP 2005154180A JP 4599225 B2 JP4599225 B2 JP 4599225B2
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- resistor
- transistor
- switching element
- control signal
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/04—Modifications for accelerating switching
- H03K17/041—Modifications for accelerating switching without feedback from the output circuit to the control circuit
- H03K17/0412—Modifications for accelerating switching without feedback from the output circuit to the control circuit by measures taken in the control circuit
- H03K17/04123—Modifications for accelerating switching without feedback from the output circuit to the control circuit by measures taken in the control circuit in field-effect transistor switches
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
- H03K17/6877—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the control circuit comprising active elements different from those used in the output circuit
Landscapes
- Electronic Switches (AREA)
- Power Conversion In General (AREA)
Description
11 半導体スイッチング素子
12、16 トランジスタ
13 コンデンサ
14、15、17、18 抵抗
21 入力端子
22 出力端子
23 制御信号入力端子
24 定電圧電源
25 負荷抵抗
Claims (2)
- ゲート端子とソース端子が同電位の場合にオフ、ゲート端子の電位がソース端子より低い場合にオンとなる半導体スイッチング素子と、
前記半導体スイッチング素子のゲート端子とソース端子との間に接続された第4の抵抗と、
コレクタ端子が前記半導体スイッチング素子のゲート端子に接続されエミッタ端子が接地された第1のトランジスタと、
一端がこの第1のトランジスタのベース端子に接続されたコンデンサと、
一端がこのコンデンサの他端に接続され他端が制御信号入力端子に接続された第1の抵抗と、
一端が前記半導体スイッチング素子のゲート端子に接続された第2の抵抗と、
コレクタ端子がこの第2の抵抗の他端に接続されエミッタ端子が接地された第2のトランジスタと、
一端がこの第2のトランジスタのベース端子に接続され他端が前記制御信号入力端子に接続された第3の抵抗と
を有することを特徴とするスイッチング回路。 - 前記半導体スイッチング素子をPチャンネルMOS型FETとしたことを特徴とする請求項1に記載のスイッチング回路。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005154180A JP4599225B2 (ja) | 2005-05-26 | 2005-05-26 | スイッチング回路 |
US11/420,341 US7372315B2 (en) | 2005-05-26 | 2006-05-25 | Switching circuit using semiconductor switching element |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005154180A JP4599225B2 (ja) | 2005-05-26 | 2005-05-26 | スイッチング回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006333104A JP2006333104A (ja) | 2006-12-07 |
JP4599225B2 true JP4599225B2 (ja) | 2010-12-15 |
Family
ID=37462588
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005154180A Expired - Fee Related JP4599225B2 (ja) | 2005-05-26 | 2005-05-26 | スイッチング回路 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7372315B2 (ja) |
JP (1) | JP4599225B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4599225B2 (ja) * | 2005-05-26 | 2010-12-15 | 株式会社東芝 | スイッチング回路 |
TWI333193B (en) * | 2006-04-27 | 2010-11-11 | Princeton Technology Corp | Image-processing system capable of controlling multiple display devices |
US7701308B1 (en) * | 2008-11-10 | 2010-04-20 | Raytheon Company | Radio frequency modulator |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0360360A (ja) * | 1989-07-28 | 1991-03-15 | Yaskawa Electric Mfg Co Ltd | ゲート駆動回路 |
JPH0550647A (ja) * | 1991-08-23 | 1993-03-02 | Fuji Xerox Co Ltd | 静電記録装置の駆動回路 |
JPH0623326U (ja) * | 1992-04-23 | 1994-03-25 | 株式会社長府製作所 | Pチャンネルmos fetのチョッパ式スイッチング回路 |
JPH07307653A (ja) * | 1994-05-13 | 1995-11-21 | Nippon Steel Corp | スイッチング素子駆動回路 |
JPH0846502A (ja) * | 1994-08-02 | 1996-02-16 | S I Electron:Kk | パワースイッチングトランジスタ回路 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2751422B2 (ja) * | 1988-06-27 | 1998-05-18 | 日本電気株式会社 | 半導体装置 |
US5115143A (en) * | 1991-08-08 | 1992-05-19 | International Business Machines | Efficient P-channel FET drive circuit |
US6873062B1 (en) * | 1999-08-13 | 2005-03-29 | Creative Technology Ltd. | Switch circuit |
JP2001069666A (ja) * | 1999-08-26 | 2001-03-16 | Fujitsu Ltd | 電子装置及び回路ボード |
US6396325B2 (en) * | 1999-12-03 | 2002-05-28 | Fairchild Semiconductor Corporation | High frequency MOSFET switch |
JP2002152034A (ja) | 2000-11-09 | 2002-05-24 | Mitsubishi Electric Corp | スイッチング回路 |
US7068109B2 (en) * | 2003-12-15 | 2006-06-27 | Silicon Laboratories | Apparatus for controlling modulation of an alternating waveform on a DC voltage signal within a low-noise block controller |
US7274242B2 (en) * | 2004-11-02 | 2007-09-25 | Rambus Inc. | Pass transistors with minimized capacitive loading |
JP4599225B2 (ja) * | 2005-05-26 | 2010-12-15 | 株式会社東芝 | スイッチング回路 |
-
2005
- 2005-05-26 JP JP2005154180A patent/JP4599225B2/ja not_active Expired - Fee Related
-
2006
- 2006-05-25 US US11/420,341 patent/US7372315B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0360360A (ja) * | 1989-07-28 | 1991-03-15 | Yaskawa Electric Mfg Co Ltd | ゲート駆動回路 |
JPH0550647A (ja) * | 1991-08-23 | 1993-03-02 | Fuji Xerox Co Ltd | 静電記録装置の駆動回路 |
JPH0623326U (ja) * | 1992-04-23 | 1994-03-25 | 株式会社長府製作所 | Pチャンネルmos fetのチョッパ式スイッチング回路 |
JPH07307653A (ja) * | 1994-05-13 | 1995-11-21 | Nippon Steel Corp | スイッチング素子駆動回路 |
JPH0846502A (ja) * | 1994-08-02 | 1996-02-16 | S I Electron:Kk | パワースイッチングトランジスタ回路 |
Also Published As
Publication number | Publication date |
---|---|
US7372315B2 (en) | 2008-05-13 |
JP2006333104A (ja) | 2006-12-07 |
US20060267667A1 (en) | 2006-11-30 |
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