JPS6095511U - Differential transformer power supply circuit - Google Patents
Differential transformer power supply circuitInfo
- Publication number
- JPS6095511U JPS6095511U JP5077983U JP5077983U JPS6095511U JP S6095511 U JPS6095511 U JP S6095511U JP 5077983 U JP5077983 U JP 5077983U JP 5077983 U JP5077983 U JP 5077983U JP S6095511 U JPS6095511 U JP S6095511U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- operational amplifier
- input
- output
- power supply
- 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
- Control Of Voltage And Current In General (AREA)
- Transmission And Conversion Of Sensor Element Output (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
【図面の簡単な説明】
図面は、本考案にかかる差動トランスの一実施例の電気
回路図を示す。BRIEF DESCRIPTION OF THE DRAWINGS The drawing shows an electrical circuit diagram of an embodiment of a differential transformer according to the present invention.
Claims (1)
信号とめ間に１８０’の位相差を生ずる２個のオペレー
ショナルアンプに依る積分回路の入出力を互に直利接続
して３６０°の位相差を得る回路、該回路に設けられた
電圧安定化回路、より成るもの、 ボルテージフォロア回路であって、上記のす□ ・
イン波発振回路の出力を入力し、此のボルテージフォロ
ア回路の出力を差動トランスの１次コイルに供給するも
の、 依り構法される事を特徴とした差動トランスの電源回路
。 （２）サイン波発振回路が、第１のオペレーショナルア
ンプ、該第１のオペレーショナルアンプの第１の入力と
グランド間に設けられた抵抗、上記の第１のオペレーシ
ョナルアンプの第１の入力と出力間に設けられたコンデ
ンサ、第２のオペレーショナルアンプ、該第２のオペレ
ーショナルアンプの第１の入力と上記の第１のオペレー
ショナルアンプの出力との間に結合する抵抗、上記の第
２のオペレーショナルアンプの第１の入力と出力との間
に設けられたコンデンサ、上記の第２のオペレーショナ
ルアンプの第２の入力をグランドするグランド回路、上
記の第２のオペレーショナルアンプの出力と上記の第１
のオペレーショナルアンプの第２の入力間に結合する抵
抗、上記の第１のオペレーショナルアンプの第２の入力
とグランド間に結合するコンデンサ、および、上記の第
２のオペレーショナルアンプの出力と第１の入力間に設
けられた電圧安定化回路、依り構成される事を特徴と”
した上記実用新案登録請求の範囲（１）に記載の差動
トランスの電源回路。 （３）電圧安定化回路が、第２のオペレーショナルアン
プの出力と第１の入力間に、２個のツェナーダイオード
を内方向にシリース結合したものを挿入したもの、依り
成る事を特徴とした上記−実用新案登録請求の範囲（２
）に記載の差動トランス電源回路。 （４）電圧安定化回路のツェナーダイオードが、その温
度係数を±０．Ｏ１％／°Ｃ以下のものである事を特徴
とした上記実用新案登録請求の範囲（１）に記載の差動
トランスの電源回路。 （５）サイン波発振回路に用いる抵抗およびコンデンサ
は、それぞれ全て同じ値のもの依り成る事を特徴とした
上記実用新案登録請求の範囲（２）に記載の差動トラン
スの電源回路。 （４）ボルテージフォロア回路が、オペレーショナルア
ンプであって、その出力と第１の入力が結合し、その第
２の入力はサイン波発振回路の出゛力に抵抗を通して結
合する一方同時に抵抗を通してグランドしている事を特
徴とした上記実用新案登録請求の範囲（１）に記載の差
動トランスの４ 電源回路。[Claims for Utility Model Registration] (1) It is a sine wave oscillation circuit, which directly controls the input and output of an integrating circuit using two operational amplifiers that generate a 180' phase difference between the input signal and the output signal. A voltage follower circuit consisting of a circuit that is connected to obtain a 360° phase difference, and a voltage stabilization circuit provided in the circuit, and which is a voltage follower circuit that is connected to the circuit to obtain a 360° phase difference.
A power supply circuit for a differential transformer, characterized in that the output of an in-wave oscillation circuit is input, and the output of this voltage follower circuit is supplied to the primary coil of a differential transformer. (2) A sine wave oscillation circuit is connected to a first operational amplifier, a resistor provided between the first input of the first operational amplifier and the ground, and a resistor between the first input and the output of the first operational amplifier. a second operational amplifier; a resistor coupled between the first input of the second operational amplifier and the output of the first operational amplifier; a second operational amplifier of the second operational amplifier; 1, a ground circuit that grounds the second input of the second operational amplifier, and a ground circuit that connects the output of the second operational amplifier and the first operational amplifier.
a resistor coupled between the second input of the operational amplifier, a capacitor coupled between the second input of the first operational amplifier and ground, and the output of the second operational amplifier and the first input. It is characterized by a voltage stabilizing circuit provided between the
A power supply circuit for a differential transformer according to claim (1) of the above-mentioned utility model registration. (3) The voltage stabilizing circuit described above is characterized in that the voltage stabilizing circuit consists of two Zener diodes connected in series inward and inserted between the output of the second operational amplifier and the first input. - Scope of claims for utility model registration (2)
) The differential transformer power supply circuit described in ). (4) The Zener diode in the voltage stabilization circuit has a temperature coefficient of ±0. The power supply circuit for a differential transformer according to claim (1) of the above utility model registration, characterized in that the power supply circuit has a voltage of 01%/°C or less. (5) The differential transformer power supply circuit according to claim (2), wherein the resistors and capacitors used in the sine wave oscillation circuit are all of the same value. (4) The voltage follower circuit is an operational amplifier, the output of which is coupled to the first input, the second input of which is coupled to the output of the sine wave oscillation circuit through a resistor, and at the same time is grounded through the resistor. 4. A power supply circuit of a differential transformer according to claim (1) of the above-mentioned utility model registration, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5077983U JPS6095511U (en) | 1983-04-07 | 1983-04-07 | Differential transformer power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5077983U JPS6095511U (en) | 1983-04-07 | 1983-04-07 | Differential transformer power supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6095511U true JPS6095511U (en) | 1985-06-29 |
Family
ID=30181230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5077983U Pending JPS6095511U (en) | 1983-04-07 | 1983-04-07 | Differential transformer power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6095511U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5674611A (en) * | 1979-11-03 | 1981-06-20 | Bosch Gmbh Robert | Quotienttevaluation circuit |
-
1983
- 1983-04-07 JP JP5077983U patent/JPS6095511U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5674611A (en) * | 1979-11-03 | 1981-06-20 | Bosch Gmbh Robert | Quotienttevaluation circuit |
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