JP5558388B2 - チャージアンプ - Google Patents
チャージアンプ Download PDFInfo
- Publication number
- JP5558388B2 JP5558388B2 JP2011039544A JP2011039544A JP5558388B2 JP 5558388 B2 JP5558388 B2 JP 5558388B2 JP 2011039544 A JP2011039544 A JP 2011039544A JP 2011039544 A JP2011039544 A JP 2011039544A JP 5558388 B2 JP5558388 B2 JP 5558388B2
- Authority
- JP
- Japan
- Prior art keywords
- parasitic capacitance
- input terminal
- inverting input
- feedback resistor
- feedback
- 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
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- Gyroscopes (AREA)
- Amplifiers (AREA)
Description
2 オペアンプ
3 帰還容量
4,5 帰還抵抗
6 増幅基準電圧
7 振動型角速度センサ
8,9 寄生容量
Claims (2)
- 非反転入力端子を増幅基準電圧に接続し、反転入力端子に50KHzの周波数信号が入力するとともに、その出力端子は並列接続された帰還抵抗及び帰還容量を介して反転入力端子に接続したチャージアンプであって、前記帰還抵抗の寄生容量における前記反転入力端子側の基板電極を前記反転入力端子に接続してなることを特徴とするチャージアンプ。
- 前記寄生容量の基板電極の前記反転入力端子への接続は、前記帰還抵抗の寄生容量における前記反転入力端子側ほぼ半分に対応する基板電極を接続してなることを特徴とする請求項1記載のチャージアンプ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011039544A JP5558388B2 (ja) | 2011-02-25 | 2011-02-25 | チャージアンプ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011039544A JP5558388B2 (ja) | 2011-02-25 | 2011-02-25 | チャージアンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012178649A JP2012178649A (ja) | 2012-09-13 |
JP5558388B2 true JP5558388B2 (ja) | 2014-07-23 |
Family
ID=46980227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011039544A Expired - Fee Related JP5558388B2 (ja) | 2011-02-25 | 2011-02-25 | チャージアンプ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5558388B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104883137A (zh) * | 2015-06-15 | 2015-09-02 | 河南师范大学 | 一种提高带宽至短波频段且降低噪声的集成运放放大电路 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3489921B2 (ja) * | 1995-09-19 | 2004-01-26 | セイコーインスツルメンツ株式会社 | バンドパスフィルタ |
JP3356029B2 (ja) * | 1997-10-31 | 2002-12-09 | 株式会社豊田中央研究所 | 電気量検出回路 |
JP2007046981A (ja) * | 2005-08-09 | 2007-02-22 | Canon Inc | 電位測定装置、及び画像形成装置 |
JP2007096750A (ja) * | 2005-09-29 | 2007-04-12 | Seiko Npc Corp | チャージアンプ |
JP2008216187A (ja) * | 2007-03-07 | 2008-09-18 | Seiko Epson Corp | 検出装置、ジャイロセンサ、電子機器及び半導体装置 |
-
2011
- 2011-02-25 JP JP2011039544A patent/JP5558388B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2012178649A (ja) | 2012-09-13 |
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