JPH01154441U - - Google Patents

Info

Publication number
JPH01154441U
JPH01154441U JP5092188U JP5092188U JPH01154441U JP H01154441 U JPH01154441 U JP H01154441U JP 5092188 U JP5092188 U JP 5092188U JP 5092188 U JP5092188 U JP 5092188U JP H01154441 U JPH01154441 U JP H01154441U
Authority
JP
Japan
Prior art keywords
current
connection points
semiconductor pressure
converting
constant current
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.)
Granted
Application number
JP5092188U
Other languages
English (en)
Other versions
JPH0619070Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988050921U priority Critical patent/JPH0619070Y2/ja
Publication of JPH01154441U publication Critical patent/JPH01154441U/ja
Application granted granted Critical
Publication of JPH0619070Y2 publication Critical patent/JPH0619070Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Measuring Fluid Pressure (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す半導体圧力セ
ンサの直線性補償回路図、第2図a,bは圧力と
エラー(%)の対比を示すグラフ、第3図は半導
体圧力センサの模式図、第4図は圧力検出の原理
を示す回路図、第5図は従来の圧力−出力電圧の
関係を示すグラフである。 図中、A,Aは演算増幅器、Rsは補償抵
抗、Sは定電流源を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. ホイートストンブリツジ回路に接続された4個
    の半導体歪ケージの対向する第1、及び第2の接
    続点から一定電流を供給し、第3、及び第4の接
    続点から出力信号を検出する半導体圧力センサに
    おいて、前記出力信号を高インピーダンスで電流
    値に変換する電圧−電流変換手段と、この電圧−
    電流変換手段から出力された電流を前記定電流が
    供給されている接続点に帰還する帰還回路とを設
    けたことを特徴とする半導体圧力センサの直線性
    補償回路。
JP1988050921U 1988-04-18 1988-04-18 半導体圧力センサの直線性補償回路 Expired - Lifetime JPH0619070Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988050921U JPH0619070Y2 (ja) 1988-04-18 1988-04-18 半導体圧力センサの直線性補償回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988050921U JPH0619070Y2 (ja) 1988-04-18 1988-04-18 半導体圧力センサの直線性補償回路

Publications (2)

Publication Number Publication Date
JPH01154441U true JPH01154441U (ja) 1989-10-24
JPH0619070Y2 JPH0619070Y2 (ja) 1994-05-18

Family

ID=31276947

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988050921U Expired - Lifetime JPH0619070Y2 (ja) 1988-04-18 1988-04-18 半導体圧力センサの直線性補償回路

Country Status (1)

Country Link
JP (1) JPH0619070Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009168616A (ja) * 2008-01-16 2009-07-30 Toyota Motor Corp 圧力検出装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58169044A (ja) * 1982-03-31 1983-10-05 Tokuda Seisakusho Ltd 定温度形ピラニ−真空計
JPS60111936A (ja) * 1983-11-22 1985-06-18 Suzuki Motor Co Ltd 圧力センサの補正装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58169044A (ja) * 1982-03-31 1983-10-05 Tokuda Seisakusho Ltd 定温度形ピラニ−真空計
JPS60111936A (ja) * 1983-11-22 1985-06-18 Suzuki Motor Co Ltd 圧力センサの補正装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009168616A (ja) * 2008-01-16 2009-07-30 Toyota Motor Corp 圧力検出装置

Also Published As

Publication number Publication date
JPH0619070Y2 (ja) 1994-05-18

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