JPS61124962U - - Google Patents
Info
- Publication number
- JPS61124962U JPS61124962U JP773885U JP773885U JPS61124962U JP S61124962 U JPS61124962 U JP S61124962U JP 773885 U JP773885 U JP 773885U JP 773885 U JP773885 U JP 773885U JP S61124962 U JPS61124962 U JP S61124962U
- Authority
- JP
- Japan
- Prior art keywords
- battery voltage
- light emitting
- emitting diode
- series circuit
- emission color
- 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
- 238000012790 confirmation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Classifications
-
- Y02E60/12—
Landscapes
- Primary Cells (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は第１図で用いて連続発光ダイオードの特性図
である。
１……電子機器、２……電池電圧測定装置、３
……連続発光ダイオード、４……１への電池電圧
供給端子、５……２への電池電圧供給端子、ＳＷ
……スイツチ、ＢＡＴ……電池、ＲＶ……可変抵
抗器、ＩＦ……３の順方向電流、λＹ……黄色領
域の或る波長、λＲ……赤色領域の或る波長、Ｉ
Ｙ……λＹを発光するためのＩＦの値、ＩＲ……
λＲを発光するためのＩＦの値。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a characteristic diagram of the continuous light emitting diode used in FIG. 1. 1...Electronic equipment, 2...Battery voltage measuring device, 3
...Continuous light emitting diode, battery voltage supply terminal to 4...1, battery voltage supply terminal to 5...2, SW
...Switch, BAT...Battery, RV...Variable resistor, IF...3 forward current, λY...A certain wavelength in the yellow region, λR...A certain wavelength in the red region, I
Y... IF value for emitting λY, IR...
IF value for emitting λR.
Claims (1)
変化する発光ダイオードとの直列回路、およびこ
の直列回路に電池電圧を印加する手段を有し、前
記発光ダイオードの発光色で電池電圧を確認する
ことを可能とした電池電圧確認装置。 It has a series circuit with a resistor and a light emitting diode whose emission color changes continuously depending on the amount of forward current, and a means for applying a battery voltage to this series circuit, and the battery voltage can be confirmed by the emission color of the light emitting diode. A battery voltage confirmation device that makes it possible to
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP773885U JPS61124962U (en) | 1985-01-23 | 1985-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP773885U JPS61124962U (en) | 1985-01-23 | 1985-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61124962U true JPS61124962U (en) | 1986-08-06 |
Family
ID=30486368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP773885U Pending JPS61124962U (en) | 1985-01-23 | 1985-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61124962U (en) |
-
1985
- 1985-01-23 JP JP773885U patent/JPS61124962U/ja active Pending