JPH0443235U - - Google Patents
Info
- Publication number
- JPH0443235U JPH0443235U JP8469990U JP8469990U JPH0443235U JP H0443235 U JPH0443235 U JP H0443235U JP 8469990 U JP8469990 U JP 8469990U JP 8469990 U JP8469990 U JP 8469990U JP H0443235 U JPH0443235 U JP H0443235U
- Authority
- JP
- Japan
- Prior art keywords
- thermistor
- circuit
- resistor
- resistance
- detection device
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
- Thermistors And Varistors (AREA)
Description
第１図は本考案に係る温度検出装置の電気回路
図、第２図は本考案係る直線化された出力電圧を
得るための原理を説明する図、第３図はサーミス
タの数ｎ＝２とした場合の電気回路図、第４図は
第３図に示した電気回路図における具体的なデー
タを示す図、第５図はサーミスタの数ｎ＝３とし
た場合の電気回路図、第６図は従来の温度検出装
置の電気回路図、第７図はサーミスタの抵抗温度
特性を示す図、第８図は他の従来例に係る温度検
出装置の電気回路図である。
４１〜４ｎ……サーミスタ、５０〜５ｎ……外
部接続端子、６……サーミスタ回路、７０〜７ｎ
……抵抗、８０〜８ｎ……接続端子、９１，９２
……電源端子、９３……出力電圧端子、１０……
抵抗回路。
Fig. 1 is an electric circuit diagram of the temperature detection device according to the present invention, Fig. 2 is a diagram explaining the principle for obtaining a linearized output voltage according to the present invention, and Fig. 3 shows the number of thermistors n = 2. Fig. 4 is a diagram showing specific data in the electrical circuit diagram shown in Fig. 3, Fig. 5 is an electrical circuit diagram when the number of thermistors is n = 3, Fig. 6 7 is a diagram showing the resistance-temperature characteristics of a thermistor, and FIG. 8 is an electrical circuit diagram of a temperature detecting device according to another conventional example. 41-4n...Thermistor, 50-5n...External connection terminal, 6...Thermistor circuit, 70-7n
...Resistance, 80~8n...Connection terminal, 91, 92
...Power supply terminal, 93...Output voltage terminal, 10...
resistance circuit.
Claims (1)
検出装置であつて、 前記サーミスタ回路は、直列接続された複数個
のサーミスタを含んで一部品化され、直列接続に
おいて両端側に位置するサーミスタに備えられた
両リード導体のうち、他のサーミスタと接続され
ないリード導体、及び、前記サーミスタの各接続
点にそれぞれ導通する外部接続端子を有しており
、 前記抵抗回路は、第１の抵抗回路と、第２の抵
抗回路を有しており、 前記第１の抵抗回路は、前記サーミスタ回路の
各サーミスタに前記外部接続端子を介して並列に
接続される複数個の抵抗を有し、それぞれの抵抗
は、直列に接続されていて、抵抗値がゼロから無
限大までの任意の抵抗値に設定されており、 前記複数個の抵抗のうち、直列接続において両
端側に位置する抵抗のそれぞれは、第１の電源端
子及び出力端子にそれぞれ導通しており、 前記第２の抵抗回路は、前記サーミスタ回路に
直列に接続される抵抗を含み、前記抵抗は一端が
前記出力端子に接続され、他端が第２の電源端子
に接続されていること を特徴とする温度検出装置。 (2) 前記サーミスタ回路は少なくとも２個以上
のサーミスタを含み、前記抵抗回路は少なくとも
３個以上の抵抗を含んで構成されることを特徴と
する請求項１に記載の温度検出装置。[Claims for Utility Model Registration] (1) A temperature detection device including a thermistor circuit and a resistance circuit, wherein the thermistor circuit is integrated into a single component including a plurality of thermistors connected in series, The thermistor has a lead conductor that is not connected to any other thermistor among both lead conductors provided on both ends of the thermistor, and an external connection terminal that is electrically connected to each connection point of the thermistor, and the resistance circuit has a first resistance circuit and a second resistance circuit, and the first resistance circuit has a plurality of resistor circuits connected in parallel to each thermistor of the thermistor circuit via the external connection terminal. Each resistor is connected in series, and the resistance value is set to an arbitrary resistance value from zero to infinity. Each of the resistors located therein is electrically connected to the first power supply terminal and the output terminal, respectively, and the second resistor circuit includes a resistor connected in series to the thermistor circuit, and one end of the resistor is connected to the output terminal. A temperature detection device, characterized in that the temperature detection device is connected to a terminal and the other end is connected to a second power supply terminal. (2) The temperature detection device according to claim 1, wherein the thermistor circuit includes at least two thermistors, and the resistance circuit includes at least three resistors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8469990U JPH0443235U (en) | 1990-08-11 | 1990-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8469990U JPH0443235U (en) | 1990-08-11 | 1990-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0443235U true JPH0443235U (en) | 1992-04-13 |
Family
ID=31633345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8469990U Pending JPH0443235U (en) | 1990-08-11 | 1990-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0443235U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007085798A (en) * | 2005-09-20 | 2007-04-05 | Sanyo Electric Co Ltd | Temperature measuring device |
-
1990
- 1990-08-11 JP JP8469990U patent/JPH0443235U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007085798A (en) * | 2005-09-20 | 2007-04-05 | Sanyo Electric Co Ltd | Temperature measuring device |
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