JPH01107281U - - Google Patents
Info
- Publication number
- JPH01107281U JPH01107281U JP134788U JP134788U JPH01107281U JP H01107281 U JPH01107281 U JP H01107281U JP 134788 U JP134788 U JP 134788U JP 134788 U JP134788 U JP 134788U JP H01107281 U JPH01107281 U JP H01107281U
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- photocoupler
- power supply
- remote control
- transistor
- 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
- 230000010355 oscillation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Selective Calling Equipment (AREA)
- Manipulation Of Pulses (AREA)
- Electronic Switches (AREA)
Description
第１図は本考案によるリモートコントロール回
路の一実施例を示す回路図、第２図は本考案を適
用する電源装置の一例を示すブロツク図、第３図
は従来のリモートコントロール回路を示す回路図
、第４図は従来回路の問題点を説明する波形図で
ある。
Fig. 1 is a circuit diagram showing an embodiment of a remote control circuit according to the present invention, Fig. 2 is a block diagram showing an example of a power supply device to which the present invention is applied, and Fig. 3 is a circuit diagram showing a conventional remote control circuit. , FIG. 4 is a waveform diagram illustrating the problems of the conventional circuit.
Claims (1)
部の変換器駆動用発振回路を制御する制御回路と
がフオトカプラにより結合され、フオトカプラの
発光素子の両端端子とリモートコントロール回路
のトランジスタのコレクタ、エミツタとが接続さ
れ、前記トランジスタをオン、オフさせることに
よつてフオトカプラに信号を入力する構成の電源
装置のリモートコントロール回路において、前記
トランジスタに対して並列に、かつフオトカプラ
の発光素子に対して直列にレベルシフト用ダイオ
ードを接続したことを特徴とする電源装置のリモ
ートコントロール回路。 The remote control circuit of the power supply device and the control circuit that controls the converter driving oscillation circuit inside the power supply are coupled by a photocoupler, and both terminals of the light emitting element of the photocoupler are connected to the collector and emitter of the transistor of the remote control circuit. In a remote control circuit for a power supply device configured to input a signal to a photocoupler by turning on and off the transistor, a level shifting diode is provided in parallel with the transistor and in series with the light emitting element of the photocoupler. A remote control circuit for a power supply device, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP134788U JPH01107281U (en) | 1988-01-09 | 1988-01-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP134788U JPH01107281U (en) | 1988-01-09 | 1988-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01107281U true JPH01107281U (en) | 1989-07-19 |
Family
ID=31201158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP134788U Pending JPH01107281U (en) | 1988-01-09 | 1988-01-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01107281U (en) |
-
1988
- 1988-01-09 JP JP134788U patent/JPH01107281U/ja active Pending