JPS5839577U - Temperature and offset voltage compensation circuit for Hall effect converter - Google Patents
Temperature and offset voltage compensation circuit for Hall effect converterInfo
- Publication number
- JPS5839577U JPS5839577U JP13356881U JP13356881U JPS5839577U JP S5839577 U JPS5839577 U JP S5839577U JP 13356881 U JP13356881 U JP 13356881U JP 13356881 U JP13356881 U JP 13356881U JP S5839577 U JPS5839577 U JP S5839577U
- Authority
- JP
- Japan
- Prior art keywords
- hall effect
- temperature
- offset voltage
- compensation circuit
- transducer
- 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
Links
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
添付の図面は本考案の実施例を心すものであって、第１
図はホール効実装置の模式的回路図で、該装置が電力入
力源および出力増幅器および補償用オフセット回路に接
続されているものであり、第２図はホール効実装装置の
周囲の温度に対する出力信号の変化を示すグラフであり
、実線ａは定電流源、実線すは定電圧源を示す。第３図
はホール効実装置のまわりの温度の変化に対するＤＣオ
フセット利得の変化を示すグ？フであり、実線は望まみ
い平坦な応答、点線は補償された利得を示す。
第４図はホール効実装置のまわりの温度条件の変
−化に対するホール効果電力入力端子の抵抗の変化を示
すグラフであり、第５図は周囲温度の変化に対するサー
ミスターの応答を示すグラフで、あり、この中白線ＲＴ
−はサーミスターのみの場合を示す。
図中、１０はホール素子、１１は端子、１２はアース端
子、１３．１４は端子、１５は差分計測増巾器、Ｉ、、
Ｉ２． Ｉ３． ＩＨは電流、Ｒ□は抵抗、Ｒ２は電
流検出抵抗、Ｒ３は抵抗、ＲＴはサーミスター、Ｑｌは
トランジスタ、Ｌｌは発光ダイオード、Ｐｌは電位差計
、十Ｖは電力源。
−−＋ ｖ
１１゛・・
工、ＬＨ番
Ｉ２ 。
囚誌二１
１ −．１
１Ｖ、ｐｐ。
抵
２５°仁、ヲ星度 １００”Ｃ。
口八〜〜〜］The attached drawings are intended to illustrate embodiments of the present invention.
Figure 2 is a schematic circuit diagram of a Hall effect device, in which the device is connected to a power input source, an output amplifier, and a compensating offset circuit, and Figure 2 shows the output of the Hall effect device versus ambient temperature. It is a graph showing a change in a signal, where a solid line a shows a constant current source and a solid line shows a constant voltage source. Figure 3 shows the change in DC offset gain with respect to the change in temperature around the Hall effect device. The solid line shows the desired flat response and the dotted line shows the compensated gain. Figure 4 shows changes in temperature conditions around the Hall effect device.
Figure 5 is a graph showing the change in resistance of the Hall effect power input terminal with respect to changes in ambient temperature.
- indicates the case of only thermistor. In the figure, 10 is a Hall element, 11 is a terminal, 12 is a ground terminal, 13.14 is a terminal, 15 is a differential measurement amplifier, I...
I2. I3. IH is a current, R□ is a resistor, R2 is a current detection resistor, R3 is a resistor, RT is a thermistor, Ql is a transistor, Ll is a light emitting diode, Pl is a potentiometer, and 10V is a power source. --+ v 11゛... Engineering, LH number I2. Prison Journal 2 1 1 -. 1 1V, pp. The temperature is 25°, and the star is 100”C.
Claims (1)
変換器の信号利得および抵抗に応じて該変換器に対する
電力を変化させる供給回路装置；□ および、該変換
器のホール効果出力に接続され、該変換器における周囲
温度に応じて該出力を調整するための温度応答制御系を
有して、温度の関数であるオフセット電圧の変化を打消
すところの出力回路装置；から成ることを特徴とするホ
ール効果変換器用温度補償回路。a supply circuit device connected between the power source and the input of the Hall effect transducer for varying the power to the transducer according to the signal gain and resistance of the transducer; □ and the Hall effect output of the transducer; an output circuit device connected to the converter and having a temperature responsive control system for adjusting the output according to the ambient temperature at the converter to counteract changes in offset voltage as a function of temperature; Features a temperature compensation circuit for Hall effect converters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13356881U JPS5839577U (en) | 1981-09-08 | 1981-09-08 | Temperature and offset voltage compensation circuit for Hall effect converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13356881U JPS5839577U (en) | 1981-09-08 | 1981-09-08 | Temperature and offset voltage compensation circuit for Hall effect converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5839577U true JPS5839577U (en) | 1983-03-15 |
| JPS6336286Y2 JPS6336286Y2 (en) | 1988-09-27 |
Family
ID=29927023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13356881U Granted JPS5839577U (en) | 1981-09-08 | 1981-09-08 | Temperature and offset voltage compensation circuit for Hall effect converter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5839577U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60119652A (en) * | 1983-12-01 | 1985-06-27 | Pioneer Electronic Corp | Sound reproducing or recording device having eject function |
| JPH02306183A (en) * | 1989-05-22 | 1990-12-19 | Mitsubishi Electric Corp | Hall element device |
| WO2014006914A1 (en) * | 2012-07-06 | 2014-01-09 | アルプス・グリーンデバイス株式会社 | Method for manufacturing current sensor, and current sensor |
-
1981
- 1981-09-08 JP JP13356881U patent/JPS5839577U/en active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60119652A (en) * | 1983-12-01 | 1985-06-27 | Pioneer Electronic Corp | Sound reproducing or recording device having eject function |
| JPH02306183A (en) * | 1989-05-22 | 1990-12-19 | Mitsubishi Electric Corp | Hall element device |
| WO2014006914A1 (en) * | 2012-07-06 | 2014-01-09 | アルプス・グリーンデバイス株式会社 | Method for manufacturing current sensor, and current sensor |
| US9702909B2 (en) | 2012-07-06 | 2017-07-11 | Alps Electric Co., Ltd. | Manufacturing method for current sensor and current sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6336286Y2 (en) | 1988-09-27 |
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