JPS63105489U - - Google Patents
Info
- Publication number
- JPS63105489U JPS63105489U JP20255586U JP20255586U JPS63105489U JP S63105489 U JPS63105489 U JP S63105489U JP 20255586 U JP20255586 U JP 20255586U JP 20255586 U JP20255586 U JP 20255586U JP S63105489 U JPS63105489 U JP S63105489U
- Authority
- JP
- Japan
- Prior art keywords
- output
- voltage
- comparator
- gate electrode
- switch element
- 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
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Description
第１図および第２図はそれぞれ本考案の異なる
実施例を示す回路図、第３図は従来例を示す回路
図である。
２：制御回路、４：サイリスタ、５：コンデン
サ、６：コイル（負荷）、１０：比較器、１１：
定電圧素子。
1 and 2 are circuit diagrams showing different embodiments of the present invention, and FIG. 3 is a circuit diagram showing a conventional example. 2: Control circuit, 4: Thyristor, 5: Capacitor, 6: Coil (load), 10: Comparator, 11:
Constant voltage element.
Claims (1)
電極付スイツチ素子とで閉回路を形成し、スイツ
チ素子のゲート電極に制御信号を印加する制御回
路を備えた負荷駆動回狼において、前記制御回路
の出力を反転入力とし電源電圧を分圧した分圧出
力を非反転入力とする比較器と、この比較器の出
力に接続され前記コンデンサの充電電圧を定める
分圧用抵抗器とを有し、前記比較器の出力と分圧
用抵抗器との接続点をスイツチ素子のゲート電極
に接続したことを特徴とする負荷駆動回路。 (2) 実用新案登録請求の範囲第１項記載の負荷
駆動回路において、スイツチ素子のゲート電極と
、比較器の出力と分圧用抵抗器との接続点との間
には定電圧素子が挿入されていることを特徴とす
る負荷駆動回路。[Claims for Utility Model Registration] (1) A load drive comprising a control circuit that forms a closed circuit with a load, a constantly charged capacitor, and a switch element with a gate electrode, and applies a control signal to the gate electrode of the switch element. In the circuit, there is provided a comparator having the output of the control circuit as an inverting input and a divided voltage output obtained by dividing the power supply voltage as a non-inverting input, and a voltage dividing resistor connected to the output of the comparator to determine the charging voltage of the capacitor. 1. A load driving circuit comprising: a voltage dividing resistor, and a connection point between the output of the comparator and the voltage dividing resistor is connected to a gate electrode of a switch element. (2) In the load drive circuit described in claim 1 of the utility model registration claim, a constant voltage element is inserted between the gate electrode of the switch element and the connection point between the output of the comparator and the voltage dividing resistor. A load drive circuit characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20255586U JPS63105489U (en) | 1986-12-25 | 1986-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20255586U JPS63105489U (en) | 1986-12-25 | 1986-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63105489U true JPS63105489U (en) | 1988-07-08 |
Family
ID=31167049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20255586U Pending JPS63105489U (en) | 1986-12-25 | 1986-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63105489U (en) |
-
1986
- 1986-12-25 JP JP20255586U patent/JPS63105489U/ja active Pending
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