JPS59113942U - Piezoelectric actuator drive circuit - Google Patents
Piezoelectric actuator drive circuitInfo
- Publication number
- JPS59113942U JPS59113942U JP664383U JP664383U JPS59113942U JP S59113942 U JPS59113942 U JP S59113942U JP 664383 U JP664383 U JP 664383U JP 664383 U JP664383 U JP 664383U JP S59113942 U JPS59113942 U JP S59113942U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric actuator
- drive circuit
- circuit
- actuator drive
- power supply
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
・ 第１図は従来の圧電アクチュエータを示す回路図、
第２図は本考案の圧電アクチュエータの一実施例を示す
回路図、第３図は第２図に示すＦＥＴ形トランジスタの
動作を示す特性図である。
１・・・・・・電源電池、２・・・・・・電源スィッチ
、３・・・・・・圧電アクチュエータ、１０・・・・・
・電源回路、１１・・・・・−ＦＥＴ形トランジスタ、
１２・・・・・・放電回路（スイッチ回路）、Ｒ□〜Ｒ
５・・・・・・抵抗。・Figure 1 is a circuit diagram showing a conventional piezoelectric actuator.
FIG. 2 is a circuit diagram showing an embodiment of the piezoelectric actuator of the present invention, and FIG. 3 is a characteristic diagram showing the operation of the FET type transistor shown in FIG. 1...Power battery, 2...Power switch, 3...Piezoelectric actuator, 10...
・Power supply circuit, 11...-FET type transistor,
12...Discharge circuit (switch circuit), R□~R
5...Resistance.
Claims (1)
とともに、前記所定の電極に前記圧電アクチュエータの
動作復帰用の放電回路を接続してなる圧電アクチュエー
タの駆動回路において、前記放電回路が、前記電源回路
の０Ｎ−ＯＦＦ動作に即応して高抵抗状態から低抵抗状
態に切換わる無接点スイッチ回路で形成されてな−るこ
とを特徴とする圧電アクチュエータの駆動回路。In a piezoelectric actuator drive circuit, a power supply circuit is connected to a predetermined electrode of the piezoelectric actuator, and a discharge circuit for restoring operation of the piezoelectric actuator is connected to the predetermined electrode, wherein the discharge circuit is connected to the power supply circuit. A drive circuit for a piezoelectric actuator, characterized in that it is formed of a non-contact switch circuit that switches from a high resistance state to a low resistance state in immediate response to an ON-OFF operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP664383U JPS59113942U (en) | 1983-01-20 | 1983-01-20 | Piezoelectric actuator drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP664383U JPS59113942U (en) | 1983-01-20 | 1983-01-20 | Piezoelectric actuator drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59113942U true JPS59113942U (en) | 1984-08-01 |
Family
ID=30138189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP664383U Pending JPS59113942U (en) | 1983-01-20 | 1983-01-20 | Piezoelectric actuator drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59113942U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61116980A (en) * | 1984-11-08 | 1986-06-04 | Nippon Kogaku Kk <Nikon> | Drive device of surface wave motor |
-
1983
- 1983-01-20 JP JP664383U patent/JPS59113942U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61116980A (en) * | 1984-11-08 | 1986-06-04 | Nippon Kogaku Kk <Nikon> | Drive device of surface wave motor |
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