JPH0236225U - - Google Patents

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Publication number
JPH0236225U
JPH0236225U JP11446488U JP11446488U JPH0236225U JP H0236225 U JPH0236225 U JP H0236225U JP 11446488 U JP11446488 U JP 11446488U JP 11446488 U JP11446488 U JP 11446488U JP H0236225 U JPH0236225 U JP H0236225U
Authority
JP
Japan
Prior art keywords
operational amplifier
input terminal
resistance element
resistive
field effect
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.)
Pending
Application number
JP11446488U
Other languages
Japanese (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 JP11446488U priority Critical patent/JPH0236225U/ja
Publication of JPH0236225U publication Critical patent/JPH0236225U/ja
Pending legal-status Critical Current

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  • Manipulation Of Pulses (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ａおよびｂは本考案の第１および第２の
実施例をそれぞれ示す回路図、第２図はこれら実
施例のヒステリシス特性を示す図、第３図は従来
のヒステリシスを有するコンパレータの回路図で
ある。 １……電界効果トランジスタ（ＦＥＴ）、２…
…演算増幅器、Ｖ１，Ｖ′１……入力電圧、Ｖ０
，Ｖ′０……出力電圧、＋Ｖｃｃ，−Ｖｃｃ……
電源電圧、−ＶＴＨ，＋ＶＴＨ……スレツシヨル
ド電圧。 1A and 1B are circuit diagrams showing the first and second embodiments of the present invention, FIG. 2 is a diagram showing the hysteresis characteristics of these embodiments, and FIG. 3 is a conventional circuit of a comparator with hysteresis. It is a diagram. 1... Field effect transistor (FET), 2...
...Operation amplifier, V 1 , V' 1 ...Input voltage, V 0
 , V' 0 ... Output voltage, +Vcc, -Vcc...
Power supply voltage, -VTH, +VTH...Threshold voltage.

Claims (1)

【実用新案登録請求の範囲】 ２つの電源電圧間に直列に接続されている第１
および第２の抵抗要素と、 第１の入力端子に信号電圧を受け、第２の入力
端子が前記第１および第２の抵抗要素の接続点に
接続されている演算増幅器と、 ソースおよびドレインが第３の抵抗要素を介し
て前記第１または第２の抵抗要素の両端間に接続
され、ゲートが前記演算増幅器の出力端子に接続
されている電界効果トランジスタとからなるコン
パレータ。[Claims for Utility Model Registration] A first battery connected in series between two power supply voltages
and a second resistive element; an operational amplifier having a first input terminal receiving a signal voltage and having a second input terminal connected to a connection point of the first and second resistive elements; a field effect transistor connected across the first or second resistance element via a third resistance element and having a gate connected to the output terminal of the operational amplifier.
JP11446488U 1988-08-31 1988-08-31 Pending JPH0236225U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11446488U JPH0236225U (en) 1988-08-31 1988-08-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11446488U JPH0236225U (en) 1988-08-31 1988-08-31

Publications (1)

Publication Number Publication Date
JPH0236225U true JPH0236225U (en) 1990-03-08

Family

ID=31355238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11446488U Pending JPH0236225U (en) 1988-08-31 1988-08-31

Country Status (1)

Country Link
JP (1) JPH0236225U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07124298A (en) * 1993-11-04 1995-05-16 Yamashita Seisakusho:Kk Lamp mounting structure
JP2006279765A (en) * 2005-03-30 2006-10-12 Toshiba Microelectronics Corp Hysteresis comparator
JP2011124931A (en) * 2009-12-14 2011-06-23 Samsung Electronics Co Ltd Comparator, and semiconductor device
JP2012049750A (en) * 2010-08-26 2012-03-08 Toshiba Corp Hysteresis comparator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07124298A (en) * 1993-11-04 1995-05-16 Yamashita Seisakusho:Kk Lamp mounting structure
JP2006279765A (en) * 2005-03-30 2006-10-12 Toshiba Microelectronics Corp Hysteresis comparator
JP2011124931A (en) * 2009-12-14 2011-06-23 Samsung Electronics Co Ltd Comparator, and semiconductor device
JP2012049750A (en) * 2010-08-26 2012-03-08 Toshiba Corp Hysteresis comparator

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