JPH01162672U - - Google Patents
Info
- Publication number
- JPH01162672U JPH01162672U JP5782888U JP5782888U JPH01162672U JP H01162672 U JPH01162672 U JP H01162672U JP 5782888 U JP5782888 U JP 5782888U JP 5782888 U JP5782888 U JP 5782888U JP H01162672 U JPH01162672 U JP H01162672U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- input terminal
- circuit
- variable resistor
- detection 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Control Of Voltage And Current In General (AREA)
- Dc-Dc Converters (AREA)
Description
第１図は本考案の電圧検出回路の第１の実施例
を示す電気回路図、第２図は本考案の電圧検出回
路の第２の実施例を示す電気回路図、第３図は従
来の電圧検出回路を示す電気回路図、第４図は電
圧検出回路をＨＩＣ化する場合の電気回路図であ
る。
１……抵抗器、２……定電圧ダイオード、１０
１……差動アンプ、１０３……可変抵抗器、１１
０……アース、１１１……検出用出力電圧。
FIG. 1 is an electric circuit diagram showing a first embodiment of the voltage detection circuit of the present invention, FIG. 2 is an electric circuit diagram showing a second embodiment of the voltage detection circuit of the present invention, and FIG. 3 is a conventional circuit diagram. FIG. 4 is an electric circuit diagram showing the voltage detection circuit. FIG. 4 is an electric circuit diagram when the voltage detection circuit is implemented as an HIC. 1... Resistor, 2... Constant voltage diode, 10
1... Differential amplifier, 103... Variable resistor, 11
0...Earth, 111...Output voltage for detection.
Claims (1)
、他方の入力端に検出用出力電圧を可変抵抗器を
用いた抵抗分割により入力させるようにした電圧
検出回路において、 上記抵抗分割回路の構成を、出力電圧供給側に
可変抵抗器と電圧上昇抑止素子との並列回路を接
続し、かつアース側には固定抵抗器を接続して構
成したことを特徴とする電圧検出回路。[Claim for Utility Model Registration] A voltage detection circuit in which a reference voltage is applied to one input terminal of a differential amplifier, and a detection output voltage is inputted to the other input terminal by resistance division using a variable resistor. , the resistance divider circuit is configured by connecting a parallel circuit of a variable resistor and a voltage rise suppressing element to the output voltage supply side, and connecting a fixed resistor to the ground side. Voltage detection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5782888U JPH0613498Y2 (en) | 1988-04-29 | 1988-04-29 | Voltage detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5782888U JPH0613498Y2 (en) | 1988-04-29 | 1988-04-29 | Voltage detection circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01162672U true JPH01162672U (en) | 1989-11-13 |
| JPH0613498Y2 JPH0613498Y2 (en) | 1994-04-06 |
Family
ID=31283671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5782888U Expired - Lifetime JPH0613498Y2 (en) | 1988-04-29 | 1988-04-29 | Voltage detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0613498Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4507079B2 (en) * | 2004-07-28 | 2010-07-21 | ブラザー工業株式会社 | Sewing machine foot controller connection error detection device |
-
1988
- 1988-04-29 JP JP5782888U patent/JPH0613498Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0613498Y2 (en) | 1994-04-06 |
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