JP6476583B2 - 磁気検出器 - Google Patents
磁気検出器 Download PDFInfo
- Publication number
- JP6476583B2 JP6476583B2 JP2014090363A JP2014090363A JP6476583B2 JP 6476583 B2 JP6476583 B2 JP 6476583B2 JP 2014090363 A JP2014090363 A JP 2014090363A JP 2014090363 A JP2014090363 A JP 2014090363A JP 6476583 B2 JP6476583 B2 JP 6476583B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- output terminal
- current
- output
- magnetic detector
- 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.)
- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 claims description 26
- 239000003990 capacitor Substances 0.000 claims description 9
- 230000002265 prevention Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005355 Hall effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
Landscapes
- Measuring Magnetic Variables (AREA)
- Hall/Mr Elements (AREA)
Description
Claims (3)
- 電源電圧が印加される電源端子、接地される接地端子、第1の出力端子、及び接地される第2の出力端子を備え、検出した磁界の大きさに応じた信号を前記第1の出力端子と前記第2の出力端子との電位差として出力する磁気検出素子と、
一端が前記磁気検出素子の前記第1の出力端子に接続される共に他端が前記電源端子に接続される第1の抵抗素子と、
第2の抵抗素子とコンデンサとが並列接続され、一端が前記電源端子に接続されると共に他端が接地される並列回路と、
前記第2の抵抗素子の一端と前記電源端子との間に設けられ、前記磁気検出素子の前記第1の出力端子及び前記第2の出力端子から出力される信号に応じて変化する電流を検知する電流検知部と、
を含む磁気検出器。 - 前記第2の抵抗素子の抵抗値を、前記磁気検出素子の電流規格値に基づいて定めた請求項1記載の磁気検出器。
- 前記磁気検出素子は、ホール素子と、コレクタを前記第1の出力端子とすると共に、ベースに前記ホール素子が接続され、かつエミッタを前記第2の出力端子とするトランジスタとを含む請求項1又は請求項2記載の磁気検出器。
Priority Applications (1)
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JP2014090363A JP6476583B2 (ja) | 2014-04-24 | 2014-04-24 | 磁気検出器 |
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JP2014090363A JP6476583B2 (ja) | 2014-04-24 | 2014-04-24 | 磁気検出器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015210122A JP2015210122A (ja) | 2015-11-24 |
JP6476583B2 true JP6476583B2 (ja) | 2019-03-06 |
Family
ID=54612426
Family Applications (1)
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JP2014090363A Expired - Fee Related JP6476583B2 (ja) | 2014-04-24 | 2014-04-24 | 磁気検出器 |
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JP (1) | JP6476583B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115149617A (zh) * | 2022-07-22 | 2022-10-04 | 江苏芯云电子科技有限公司 | 一种用于插接件的监测装置、保护电路 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5845277B2 (ja) * | 1978-12-12 | 1983-10-07 | 株式会社セコ−技研 | 回生制動のできる直流電動機の定速制御装置 |
US4374333A (en) * | 1980-05-27 | 1983-02-15 | Sprague Electric Company | Two terminal Hall-sensor |
JPS5722393A (en) * | 1980-07-14 | 1982-02-05 | Mitsubishi Electric Corp | Controlling device for transistor motor |
JPH05122981A (ja) * | 1991-10-29 | 1993-05-18 | Toshiba Corp | ブラシレスモータ |
US5218298A (en) * | 1992-03-02 | 1993-06-08 | Allegro Microsystems Inc. | Two-terminal-hall-sensors monitoring system for providing decoded magnetic field amplitude signals and system diagnostic signals |
JPH08129020A (ja) * | 1994-09-07 | 1996-05-21 | Yazaki Corp | 走行センサ |
JP3060099B2 (ja) * | 1996-06-17 | 2000-07-04 | 株式会社エスアイアイ・アールディセンター | 電子機器 |
JP3008861B2 (ja) * | 1996-10-30 | 2000-02-14 | 株式会社デンソー | 回転検出装置 |
JPH10282158A (ja) * | 1997-04-11 | 1998-10-23 | Seiko Instr Inc | 電流検出回路 |
JP4566627B2 (ja) * | 2004-06-23 | 2010-10-20 | ルネサスエレクトロニクス株式会社 | ホール素子のインタフェース回路およびそれを用いたシステム |
US8054071B2 (en) * | 2008-03-06 | 2011-11-08 | Allegro Microsystems, Inc. | Two-terminal linear sensor |
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2014
- 2014-04-24 JP JP2014090363A patent/JP6476583B2/ja not_active Expired - Fee Related
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JP2015210122A (ja) | 2015-11-24 |
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