JPH0283436U - - Google Patents
Info
- Publication number
- JPH0283436U JPH0283436U JP16327288U JP16327288U JPH0283436U JP H0283436 U JPH0283436 U JP H0283436U JP 16327288 U JP16327288 U JP 16327288U JP 16327288 U JP16327288 U JP 16327288U JP H0283436 U JPH0283436 U JP H0283436U
- Authority
- JP
- Japan
- Prior art keywords
- constant current
- current source
- temperature
- diodes
- peak value
- 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
- 238000010586 diagram Methods 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
第１図は第１図は本考案の１実施例の構成を示
す回路図、第２図は第１図に示す各部の波形を示
す波形図、第３図は第１図に示すペアダイオード
の構成を示す構成図、第４図は第３図に示すペア
ダイオードの等価回路を示す回路図、第５図は第
３図に示すペアダイオードの効果を説明する説明
図、第６図は従来の温度検出回路の構成を示す回
路図である。
ＣＣ１，ＣＣ２……定電流源、Ｄｐ……ペアダ
イオード、ＦＬ……平滑回路、ＳＰ……信号パル
ス、１……シリコン基板、３……コレクタ、４…
…ベース、５……エミツタ、３１……コレクタ電
極、４１……ベース電極、５１……エミツタ電極
、６１〜６３……リード線、７１，７２……端子
。
Fig. 1 is a circuit diagram showing the configuration of one embodiment of the present invention, Fig. 2 is a waveform diagram showing waveforms of each part shown in Fig. 1, and Fig. 3 is a circuit diagram showing the configuration of one embodiment of the present invention. 4 is a circuit diagram showing the equivalent circuit of the pair diode shown in FIG. 3, FIG. 5 is an explanatory diagram explaining the effect of the pair diode shown in FIG. 3, and FIG. FIG. 2 is a circuit diagram showing the configuration of a temperature detection circuit. CC 1 , CC 2 ... Constant current source, D p ... Pair diode, FL ... Smoothing circuit, SP ... Signal pulse, 1 ... Silicon substrate, 3 ... Collector, 4 ...
... Base, 5 ... Emitter, 31 ... Collector electrode, 41 ... Base electrode, 51 ... Emitter electrode, 61 to 63 ... Lead wire, 71, 72 ... Terminal.
Claims (1)
に対して異なる定電流を一定のデユテイで繰返し
出力する定電流源と、この定電流源に直列に互い
に逆極性で接続され測定温度によつてその両端の
電圧が変化する一対のペアダイオードとを具備し
、このペアダイオードの両端の電圧を用いて前記
測定温度に対応する温度信号を出力するようにし
たことを特徴とする温度検出回路。 A constant current source that repeatedly outputs a constant current with a constant duty in which the peak value of the positive current and the peak value of the negative current are different from the reference value, and a constant current source that is connected in series with this constant current source with opposite polarity to the measured temperature. and a pair of paired diodes whose voltages across the diodes vary depending on the temperature, and the voltage across the paired diodes is used to output a temperature signal corresponding to the measured temperature. circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16327288U JPH0620117Y2 (en) | 1988-12-16 | 1988-12-16 | Temperature detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16327288U JPH0620117Y2 (en) | 1988-12-16 | 1988-12-16 | Temperature detection circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0283436U true JPH0283436U (en) | 1990-06-28 |
| JPH0620117Y2 JPH0620117Y2 (en) | 1994-05-25 |
Family
ID=31447854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16327288U Expired - Lifetime JPH0620117Y2 (en) | 1988-12-16 | 1988-12-16 | Temperature detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0620117Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009195098A (en) * | 2008-02-18 | 2009-08-27 | Fortune Semiconductor Corp | Secondary battery discharge/charge control circuit temperature sensor |
-
1988
- 1988-12-16 JP JP16327288U patent/JPH0620117Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009195098A (en) * | 2008-02-18 | 2009-08-27 | Fortune Semiconductor Corp | Secondary battery discharge/charge control circuit temperature sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0620117Y2 (en) | 1994-05-25 |
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