JPS582998U - Series light emitting element compensation circuit - Google Patents
Series light emitting element compensation circuitInfo
- Publication number
- JPS582998U JPS582998U JP9838481U JP9838481U JPS582998U JP S582998 U JPS582998 U JP S582998U JP 9838481 U JP9838481 U JP 9838481U JP 9838481 U JP9838481 U JP 9838481U JP S582998 U JPS582998 U JP S582998U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting element
- compensation circuit
- series light
- series
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図と第２図は従来の回路構成例、第３図は本考案に
よる実施例の回路構成である。第３図において、１−１
〜ｌ−ｎは発光ダイオード、−２−１〜’ｌ−ｎはツェ
ナーダイオード、ｒは保護抵抗、Ｅは直流電源である。1 and 2 are examples of conventional circuit configurations, and FIG. 3 is an example of a circuit configuration according to an embodiment of the present invention. In Figure 3, 1-1
~ln is a light emitting diode, -2-1~'ln are Zener diodes, r is a protection resistor, and E is a DC power supply.
Claims (1)
直流電源に接続した直列発光素子回路において、各発光
素子のそれぞれに並列に、対応する発光素子の順方向降
下電圧値よりやや高いツェナー電圧値を有するツェナー
ダイオードを正常動作時には通電しない向きに接続せし
めたことを特徴とする直列発光素子補償回路。(1) In a series light emitting element circuit in which a plurality of light emitting elements are connected in series and connected to a DC power source through a protective resistor, a Zener voltage value slightly higher than the forward drop voltage value of the corresponding light emitting element is applied in parallel to each light emitting element. What is claimed is: 1. A series light emitting element compensation circuit characterized in that a Zener diode having a zener diode is connected in a direction that does not conduct electricity during normal operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9838481U JPS582998U (en) | 1981-06-30 | 1981-06-30 | Series light emitting element compensation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9838481U JPS582998U (en) | 1981-06-30 | 1981-06-30 | Series light emitting element compensation circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS582998U true JPS582998U (en) | 1983-01-10 |
Family
ID=29893145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9838481U Pending JPS582998U (en) | 1981-06-30 | 1981-06-30 | Series light emitting element compensation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS582998U (en) |
-
1981
- 1981-06-30 JP JP9838481U patent/JPS582998U/en active Pending
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