JPS62141221U - - Google Patents

Info

Publication number
JPS62141221U
JPS62141221U JP2763486U JP2763486U JPS62141221U JP S62141221 U JPS62141221 U JP S62141221U JP 2763486 U JP2763486 U JP 2763486U JP 2763486 U JP2763486 U JP 2763486U JP S62141221 U JPS62141221 U JP S62141221U
Authority
JP
Japan
Prior art keywords
pulse signal
reference voltage
differential amplifier
amplifier circuit
ground
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
JP2763486U
Other languages
English (en)
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 JP2763486U priority Critical patent/JPS62141221U/ja
Publication of JPS62141221U publication Critical patent/JPS62141221U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Analogue/Digital Conversion (AREA)
  • Manipulation Of Pulses (AREA)

Description

【図面の簡単な説明】
第1図は本考案のパルス信号デユーテイサイク
ル―電圧変換器の一実施例を示す回路図、第2図
は従来のパルス信号デユーテイサイクル―電圧変
換器例を示す回路図である。 1…インバータ、2…ツエナーダイオード、3
…アナログスイツチ、4…差動増幅回路、5,7
…オペアンプ、6…ローパスフイルタ、R,R
,R,R,R,R…抵抗、C,C
…コンデンサ、S…パルス信号、VREF…基準
電圧、+Vcc…正電源電圧、−Vcc…負電源
電圧、VOUT…出力電圧、G…接地。

Claims (1)

  1. 【実用新案登録請求の範囲】 基準電圧を発生する基準電圧回路と、 差動増幅回路と、 差動増幅回路の非反転入力端子と反転入力端子
    のそれぞれに、パルス信号がハイレベルのとき基
    準電圧と接地を入力させ、パルス信号がロウレベ
    ルのとき接地と基準電圧を入力させるアナログス
    イツチと、 前記差動増幅回路の出力を入力し、パルス信号
    のデユーテイサイクルに対応する電圧を出力する
    ポジテイブフイードバツク形二次ローパスフイル
    タを有するパルス信号デユーテイサイクル―電圧
    変換器。
JP2763486U 1986-02-28 1986-02-28 Pending JPS62141221U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2763486U JPS62141221U (ja) 1986-02-28 1986-02-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2763486U JPS62141221U (ja) 1986-02-28 1986-02-28

Publications (1)

Publication Number Publication Date
JPS62141221U true JPS62141221U (ja) 1987-09-05

Family

ID=30829850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2763486U Pending JPS62141221U (ja) 1986-02-28 1986-02-28

Country Status (1)

Country Link
JP (1) JPS62141221U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6072406A (ja) * 1983-09-29 1985-04-24 Shimadzu Corp 直流電圧増幅回路

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6072406A (ja) * 1983-09-29 1985-04-24 Shimadzu Corp 直流電圧増幅回路

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