JPS581998U - Piezoelectric buzzer drive circuit - Google Patents

Piezoelectric buzzer drive circuit

Info

Publication number
JPS581998U
JPS581998U JP9592381U JP9592381U JPS581998U JP S581998 U JPS581998 U JP S581998U JP 9592381 U JP9592381 U JP 9592381U JP 9592381 U JP9592381 U JP 9592381U JP S581998 U JPS581998 U JP S581998U
Authority
JP
Japan
Prior art keywords
piezoelectric buzzer
drive circuit
buzzer drive
collector terminals
resistor
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
Application number
JP9592381U
Other languages
Japanese (ja)
Other versions
JPS6312397Y2 (en
Inventor
加賀　公衛
Original Assignee
株式会社村田製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社村田製作所 filed Critical 株式会社村田製作所
Priority to JP9592381U priority Critical patent/JPS581998U/en
Publication of JPS581998U publication Critical patent/JPS581998U/en
Application granted granted Critical
Publication of JPS6312397Y2 publication Critical patent/JPS6312397Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Electromechanical Clocks (AREA)

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、従来の圧電ブザー駆動回路の一例を示す回路
図である。第２図は、従来の圧電ブザー駆動回路の他の
例を示す回路図である。第３図は、この考案の一実施例
を示す回路図である。 図において、１は圧電ブザー、２はマルチバイブレータ
、１０は抵抗、１１は抵抗が接続され得る部分、Ｔｒｌ
はトランジスタ、Ｔｒ２はトランジスタを示す。FIG. 1 is a circuit diagram showing an example of a conventional piezoelectric buzzer drive circuit. FIG. 2 is a circuit diagram showing another example of a conventional piezoelectric buzzer drive circuit. FIG. 3 is a circuit diagram showing an embodiment of this invention. In the figure, 1 is a piezoelectric buzzer, 2 is a multivibrator, 10 is a resistor, 11 is a part to which the resistor can be connected, Trl
indicates a transistor, and Tr2 indicates a transistor.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）発振電圧を出力するマルチパイブレー　夕の２個
のトランジスタのコレクタ端子部に圧電ブザーが接続さ
れる圧電ブザー駆動回路において、前記コレクタ端子間
で、前記圧電ブザーと直列に抵抗が接続されることを特
徴とする圧電ブザー駆動回路。(1) Multi-piebrake that outputs oscillation voltage In a piezoelectric buzzer drive circuit in which a piezoelectric buzzer is connected to the collector terminals of two transistors, a resistor is connected in series with the piezoelectric buzzer between the collector terminals. A piezoelectric buzzer drive circuit characterized by: （２）前記抵抗は、前記コレクタ端子間で、前記圧電ブ
ザーの両側に接続されている実用新案登録請求の範囲第
（１）項記載の圧電ブザー駆動回路。(2) The piezoelectric buzzer drive circuit according to claim 1, wherein the resistor is connected to both sides of the piezoelectric buzzer between the collector terminals.
JP9592381U 1981-06-26 1981-06-26 Piezoelectric buzzer drive circuit Granted JPS581998U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9592381U JPS581998U (en) 1981-06-26 1981-06-26 Piezoelectric buzzer drive circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9592381U JPS581998U (en) 1981-06-26 1981-06-26 Piezoelectric buzzer drive circuit

Publications (2)

Publication Number Publication Date
JPS581998U true JPS581998U (en) 1983-01-07
JPS6312397Y2 JPS6312397Y2 (en) 1988-04-08

Family

ID=29890810

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9592381U Granted JPS581998U (en) 1981-06-26 1981-06-26 Piezoelectric buzzer drive circuit

Country Status (1)

Country Link
JP (1) JPS581998U (en)

Also Published As

Publication number Publication date
JPS6312397Y2 (en) 1988-04-08

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