JPH0448722U - - Google Patents
Info
- Publication number
- JPH0448722U JPH0448722U JP9109190U JP9109190U JPH0448722U JP H0448722 U JPH0448722 U JP H0448722U JP 9109190 U JP9109190 U JP 9109190U JP 9109190 U JP9109190 U JP 9109190U JP H0448722 U JPH0448722 U JP H0448722U
- Authority
- JP
- Japan
- Prior art keywords
- phototransistor
- light emitting
- emitting diodes
- opposite directions
- photocoupler
- 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 1
Landscapes
- Audible And Visible Signals (AREA)
- Electronic Switches (AREA)
Description
第１図は本考案の実施例による駆動制御回路の
構成を示す図である。
１……負荷、２……ドライブ回路部、３……フ
オトカプラ部、４……ブリツジ回路部、５〜８…
…発光ダイオード、９〜１２……フオトトランジ
スタ。
FIG. 1 is a diagram showing the configuration of a drive control circuit according to an embodiment of the present invention. 1...Load, 2...Drive circuit section, 3...Photocoupler section, 4...Bridge circuit section, 5-8...
...Light emitting diode, 9-12...Phototransistor.
Claims (1)
駆動する異なる駆動信号が各々供給される複数の
発光ダイオードと該発光ダイオードと対となる複
数のフオトトランジスタとから構成されたフオト
カプラと、該フオトカプラのフオトトランジスタ
が接続されると共に該フオトトランジスタの導通
に基づく駆動信号を負荷へ供給するブリツジ回路
とを具備してなり、前記異なる駆動信号が各々供
給される複数の発光ダイオードを逆方向に並列接
続したことを特徴とする駆動制御回路。 A photocoupler composed of a plurality of light emitting diodes and a plurality of phototransistors paired with the light emitting diodes, each of which is supplied with a different drive signal for driving a load in opposite directions from a control logic circuit, and a phototransistor of the photocoupler. and a bridge circuit to which the phototransistor is connected and supplies a drive signal to the load based on the conduction of the phototransistor, and a plurality of light emitting diodes to which the different drive signals are respectively supplied are connected in parallel in opposite directions. Features a drive control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990091091U JP2542712Y2 (en) | 1990-08-30 | 1990-08-30 | Drive control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990091091U JP2542712Y2 (en) | 1990-08-30 | 1990-08-30 | Drive control circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0448722U true JPH0448722U (en) | 1992-04-24 |
| JP2542712Y2 JP2542712Y2 (en) | 1997-07-30 |
Family
ID=31826390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990091091U Expired - Lifetime JP2542712Y2 (en) | 1990-08-30 | 1990-08-30 | Drive control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2542712Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5850741A (en) * | 1981-09-21 | 1983-03-25 | Nec Corp | Silicon wafer handling |
| JPS62289013A (en) * | 1986-06-06 | 1987-12-15 | Agency Of Ind Science & Technol | Switching device |
| JPS6468123A (en) * | 1987-09-09 | 1989-03-14 | Fuji Electric Co Ltd | Optical coupling type relay |
-
1990
- 1990-08-30 JP JP1990091091U patent/JP2542712Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5850741A (en) * | 1981-09-21 | 1983-03-25 | Nec Corp | Silicon wafer handling |
| JPS62289013A (en) * | 1986-06-06 | 1987-12-15 | Agency Of Ind Science & Technol | Switching device |
| JPS6468123A (en) * | 1987-09-09 | 1989-03-14 | Fuji Electric Co Ltd | Optical coupling type relay |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2542712Y2 (en) | 1997-07-30 |