JPS5867398U - Sound element drive circuit - Google Patents
Sound element drive circuitInfo
- Publication number
- JPS5867398U JPS5867398U JP16030181U JP16030181U JPS5867398U JP S5867398 U JPS5867398 U JP S5867398U JP 16030181 U JP16030181 U JP 16030181U JP 16030181 U JP16030181 U JP 16030181U JP S5867398 U JPS5867398 U JP S5867398U
- Authority
- JP
- Japan
- Prior art keywords
- drive signal
- drive circuit
- element drive
- sound element
- 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
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図は従来装置の一例の構成を示す回路構成図、第２
図は本考案の第１の実施例の構成を概略的に示す回路構
成図、第３図は本考案の第２の実施例の構成を概略的に
示す回路構成図、第４図は本考案の第３の実施例の構成
を概略的に示す回路構成図である。
１・・・・・・駆動信号発生回路、２．７・・・・・・
トランジスタ、３，９・・・・・・圧電発音体、４・・
・・・・抵抗、５・・・・・・電源、６．８・・・・・
・ダイオード。Figure 1 is a circuit configuration diagram showing the configuration of an example of a conventional device;
The figure is a circuit configuration diagram schematically showing the configuration of the first embodiment of the present invention, FIG. 3 is a circuit configuration diagram schematically showing the configuration of the second embodiment of the invention, and FIG. FIG. 3 is a circuit configuration diagram schematically showing the configuration of a third embodiment of the present invention. 1... Drive signal generation circuit, 2.7...
Transistor, 3, 9...Piezoelectric sounding element, 4...
...Resistance, 5...Power supply, 6.8...
·diode.
Claims (1)
動信号発生回路から出力される駆動信号で駆動されるト
ランジスタと、このトランジスタのコレクタに接続され
た圧電発音体と、前記トランジスタのエミッターコレク
タ間に逆並列接続されたダイオードとを備えたことを特
徴とする発音体駆動回路。A drive signal generation circuit that generates a sounding body drive signal, a transistor driven by the drive signal output from this drive signal generation circuit, a piezoelectric sounding body connected to the collector of this transistor, and between the emitter and collector of the transistor. A sounding element drive circuit comprising a diode connected in antiparallel to the diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16030181U JPS5867398U (en) | 1981-10-29 | 1981-10-29 | Sound element drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16030181U JPS5867398U (en) | 1981-10-29 | 1981-10-29 | Sound element drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5867398U true JPS5867398U (en) | 1983-05-07 |
Family
ID=29952715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16030181U Pending JPS5867398U (en) | 1981-10-29 | 1981-10-29 | Sound element drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5867398U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53129075A (en) * | 1977-04-18 | 1978-11-10 | Ricoh Watch | Alarm drive device for electronic timepiece |
-
1981
- 1981-10-29 JP JP16030181U patent/JPS5867398U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53129075A (en) * | 1977-04-18 | 1978-11-10 | Ricoh Watch | Alarm drive device for electronic timepiece |
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