JPS6121100U - Sampling and hold circuit - Google Patents
Sampling and hold circuitInfo
- Publication number
- JPS6121100U JPS6121100U JP10298084U JP10298084U JPS6121100U JP S6121100 U JPS6121100 U JP S6121100U JP 10298084 U JP10298084 U JP 10298084U JP 10298084 U JP10298084 U JP 10298084U JP S6121100 U JPS6121100 U JP S6121100U
- Authority
- JP
- Japan
- Prior art keywords
- sampling
- voltage
- circuit
- fet
- rectifier circuit
- 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
Links
Landscapes
- Dc-Dc Converters (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の一実施例を示すものであり、第１図は電
気回路図、第２図は電圧波形図である。
図面中、１は電源トランス、２は整流器、１０及び１１
は三端子レギュレータＩＣ，１２．１３はオペアンプ、
１４はＦＥＴ，１５はコンデンサ、１７は制御回路であ
る。The drawings show an embodiment of the present invention, and FIG. 1 is an electric circuit diagram, and FIG. 2 is a voltage waveform diagram. In the drawing, 1 is a power transformer, 2 is a rectifier, 10 and 11
is a three-terminal regulator IC, 12.13 is an operational amplifier,
14 is an FET, 15 is a capacitor, and 17 is a control circuit.
Claims (1)
ンされた時に入力電圧に応じた電圧を保持するコンデン
サと、サンプリング終了後コンデンサに保持された電圧
に基いてサンプリング時の入力電圧に応じた出力電圧を
発生するホールド用オペアンプと、交流電源を直線化す
る整流回路とくこの整流回路からの直流電圧を降圧し且
つ安定化して前記オペアンプの電源端子に供給する定電
圧回路と、前記整流回路の出力電圧が制御電源として供
給されて前記ＦＥＴのサンプリング動作を行わせる制御
回路とを具備してなるサンプリングアンドホールド回路
。A FET that is turned on during sampling, a capacitor that holds a voltage corresponding to the input voltage when this FET is turned on, and an output voltage that corresponds to the input voltage during sampling based on the voltage held in the capacitor after sampling is completed. A hold operational amplifier is generated, a rectifier circuit linearizes the AC power supply, a constant voltage circuit that steps down and stabilizes the DC voltage from the rectifier circuit and supplies it to the power supply terminal of the operational amplifier, and the output voltage of the rectifier circuit is A sampling and hold circuit comprising: a control circuit that is supplied as a control power source and causes the FET to perform a sampling operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10298084U JPS6121100U (en) | 1984-07-06 | 1984-07-06 | Sampling and hold circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10298084U JPS6121100U (en) | 1984-07-06 | 1984-07-06 | Sampling and hold circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6121100U true JPS6121100U (en) | 1986-02-06 |
Family
ID=30662370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10298084U Pending JPS6121100U (en) | 1984-07-06 | 1984-07-06 | Sampling and hold circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6121100U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6015397U (en) * | 1983-07-13 | 1985-02-01 | 株式会社 タカラ | doll toy |
| JPS6136690U (en) * | 1984-08-10 | 1986-03-06 | 株式会社トミー | robot toy |
| JPS63156692U (en) * | 1987-03-31 | 1988-10-14 | ||
| JPH01129607A (en) * | 1987-10-28 | 1989-05-22 | Burr Brown Corp | Insulated amplifier including precision voltage-dutycycle converter and low ripple high band width charge balance demodulator |
-
1984
- 1984-07-06 JP JP10298084U patent/JPS6121100U/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6015397U (en) * | 1983-07-13 | 1985-02-01 | 株式会社 タカラ | doll toy |
| JPS6136690U (en) * | 1984-08-10 | 1986-03-06 | 株式会社トミー | robot toy |
| JPS63156692U (en) * | 1987-03-31 | 1988-10-14 | ||
| JPH01129607A (en) * | 1987-10-28 | 1989-05-22 | Burr Brown Corp | Insulated amplifier including precision voltage-dutycycle converter and low ripple high band width charge balance demodulator |
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