JPS5984922U

JPS5984922U - Chip-shaped piezoelectric oscillator

Info

Publication number: JPS5984922U
Application number: JP18131882U
Authority: JP
Inventors: 隆山本
Original assignee: 株式会社村田製作所
Priority date: 1982-11-29
Filing date: 1982-11-29
Publication date: 1984-06-08
Also published as: JPH0115229Y2

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

[Brief explanation of the drawing]

第１図および第２図は夫々従来の圧電発振子の圧電基板
の平面図および縦断面図、第３図は本考案に係る圧電発
振子の横断面図、第４図は第３図、の圧電発振子の圧電
基板の平面図、第５図はサポート基板の入力電極、出力
電極およびアース電極の形成面の平面図、第６図は第３
図の圧電発振子の斜視図、第７図は発振回路の回路図、
第８図、第９図および第１０図は夫々第３図の圧電発振
子によるデュアルインライン形の圧電発振子の製造工程
の説明図である。１１−・・圧電基板（１１ａ、　　１　ｌｂ−・・主面
）、１２゜１３−１ポート基板（１２ａ、　　１２ｂ、
　　１３ａ−・・主面）、１４・・・接着剤、１５．１
６・・・外部電極、１７．１８・・・電極、１９．２０
・・・引出し電極、２１．２２・・・空間、３１・・・
入力電極、３２・・・出力電極、３３・・・アース電極
。1 and 2 are a plan view and a vertical cross-sectional view of a piezoelectric substrate of a conventional piezoelectric oscillator, respectively, FIG. 3 is a cross-sectional view of a piezoelectric oscillator according to the present invention, and FIG. FIG. 5 is a plan view of the piezoelectric substrate of the piezoelectric oscillator, FIG.
Figure 7 is a perspective view of the piezoelectric oscillator, Figure 7 is a circuit diagram of the oscillation circuit,
FIGS. 8, 9, and 10 are explanatory diagrams of the manufacturing process of a dual in-line type piezoelectric oscillator using the piezoelectric oscillator of FIG. 3, respectively. 11-...Piezoelectric board (11a, 1 lb-...main surface), 12゜13-1 Port board (12a, 12b,
13a--principal surface), 14--adhesive, 15.1
6... External electrode, 17.18... Electrode, 19.20
...Extraction electrode, 21.22...Space, 31...
Input electrode, 32... Output electrode, 33... Earth electrode.

Claims

[Scope of utility model registration request]

A piezoelectric oscillator using energy-trapped thickness vibration of a piezoelectric substrate having electrodes formed on both upper and lower main surfaces, the piezoelectric substrate having at least one side made of a dielectric material, leaving a space for allowing vibration. Two support substrates are bonded with an insulating adhesive with one main surface facing the above-mentioned bidirectional surface of the piezoelectric substrate, and an input electrode and an output electrode are attached to the other main surface of the support substrate made of a dielectric material. In addition to forming the
A ground electrode is formed between these input electrodes and output electrodes, and external electrodes are formed on the end faces of the piezoelectric substrate and the support substrate to connect the input and output electrodes, respectively. A chip-shaped piezoelectric oscillator characterized in that each of the chip-shaped piezoelectric oscillators is electrically conductive.