JPS60125547U - transistor - thermometer - Google Patents
transistor - thermometerInfo
- Publication number
- JPS60125547U JPS60125547U JP1352184U JP1352184U JPS60125547U JP S60125547 U JPS60125547 U JP S60125547U JP 1352184 U JP1352184 U JP 1352184U JP 1352184 U JP1352184 U JP 1352184U JP S60125547 U JPS60125547 U JP S60125547U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- transistor
- adjust
- making
- variable
- 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
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
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
第１図は本考案の実施例に係るトランジスタ一温度計め
回路図、第２図は本考案の実施例に係るトランジスタ一
温度計の斜視図である。
１〜３・・・・・・トランジスター、４，１７．１９・
・・・・・切替スイッチ、５・・・・・・演算増幅器、
６〜１４・・・・・・抵抗、１５，１６・・・・・・電
源、１８・・・・・・電圧計。FIG. 1 is a circuit diagram of a one-transistor thermometer according to an embodiment of the present invention, and FIG. 2 is a perspective view of a one-transistor thermometer according to an embodiment of the present invention. 1-3...transistor, 4,17.19.
...... Selector switch, 5... Operational amplifier,
6-14...Resistance, 15,16...Power supply, 18...Voltmeter.
Claims (1)
スタと、 前記トランジスタの抵抗変化に対応した入力電圧と基準
電圧とを比較し、その差を増幅して出力する電圧比較器
と、 前記基準電圧を可変とし、測定温度範囲の調整を可能と
する手段と、 前記電圧比較器の帰還電圧を可変とし、測定感度の調整
を可能とする手段と、 前記電圧比較器の出力電圧を検知し、前記周囲温度を表
示する電圧計とによって構成されることを特徴とするト
ランジスタ一温度計。[Claims for Utility Model Registration] A transistor whose junction resistance value changes depending on the ambient temperature; a voltage comparator that compares an input voltage corresponding to the resistance change of the transistor with a reference voltage, amplifies and outputs the difference; means for making the reference voltage variable to adjust the measurement temperature range; means for making the feedback voltage of the voltage comparator variable to make it possible to adjust the measurement sensitivity; and detecting the output voltage of the voltage comparator. and a voltmeter that displays the ambient temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1352184U JPS60125547U (en) | 1984-02-02 | 1984-02-02 | transistor - thermometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1352184U JPS60125547U (en) | 1984-02-02 | 1984-02-02 | transistor - thermometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60125547U true JPS60125547U (en) | 1985-08-23 |
Family
ID=30497606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1352184U Pending JPS60125547U (en) | 1984-02-02 | 1984-02-02 | transistor - thermometer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60125547U (en) |
-
1984
- 1984-02-02 JP JP1352184U patent/JPS60125547U/en active Pending
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