JPS6059971U - level indicator - Google Patents
level indicatorInfo
- Publication number
- JPS6059971U JPS6059971U JP15282883U JP15282883U JPS6059971U JP S6059971 U JPS6059971 U JP S6059971U JP 15282883 U JP15282883 U JP 15282883U JP 15282883 U JP15282883 U JP 15282883U JP S6059971 U JPS6059971 U JP S6059971U
- Authority
- JP
- Japan
- Prior art keywords
- current
- level indicator
- transistor
- emitting diode
- light emitting
- 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
- Measurement Of Current Or Voltage (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図は本考案によるレベルインジケータ実施例を示す
回路図、第２図は第１図の等価回路図である。
Ｒｏ”’シャント抵抗、Ｒ１，Ｒ２−Ｒ３−Ｒ４，Ｒ５
、Ｒ６・・・抵抗、Ｅ□・・・オペアンプ、Ｔｒ・・・
トランジスタ、ＬＥＤ・・・発光ダイオード。FIG. 1 is a circuit diagram showing an embodiment of a level indicator according to the present invention, and FIG. 2 is an equivalent circuit diagram of FIG. 1. Ro"' shunt resistance, R1, R2-R3-R4, R5
, R6...resistance, E□... operational amplifier, Tr...
Transistor, LED...light emitting diode.
Claims (1)
ント抵抗に発生する電圧がエミッタ側に印加され、かつ
ベース側には基準電圧が印加され、さらにコレクタ側に
は電源電圧が印加されたトランジスタと、当該トランジ
スタのコレクタと電源電圧側との間に接続された発光ダ
イオードＬＥＤとを備え該発光ダイオードの発光量によ
り前記被測定電流を指示することを特徴とするレベルイ
ンジケータ。A current shunt resistor connected to the current to be measured, a voltage generated across the shunt resistor applied to the emitter side, a reference voltage applied to the base side, and a transistor to which the power supply voltage is applied to the collector side. , a level indicator comprising a light emitting diode LED connected between the collector of the transistor and a power supply voltage side, and indicating the current to be measured based on the amount of light emitted from the light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15282883U JPS6059971U (en) | 1983-09-30 | 1983-09-30 | level indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15282883U JPS6059971U (en) | 1983-09-30 | 1983-09-30 | level indicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6059971U true JPS6059971U (en) | 1985-04-25 |
Family
ID=30338291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15282883U Pending JPS6059971U (en) | 1983-09-30 | 1983-09-30 | level indicator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6059971U (en) |
-
1983
- 1983-09-30 JP JP15282883U patent/JPS6059971U/en active Pending
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