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    • 3. 发明授权
    • Crystal vibration device
    • US10122342B2
    • 2018-11-06
    • US15258187
    • 2016-09-07
    • Murata Manufacturing Co., Ltd.
    • Toru MoritaToshiyuki KakuyaKenji Takayama
    • H03H9/08H01L41/08H01L23/34H03H9/13H03H9/17H03H9/05H03H9/10H01L23/13
    • Provided is a crystal vibration device in which it is difficult to transfer heat to a temperature-sensitive element and a crystal vibrator. A crystal vibration device 1 according to the present invention includes: a mounting board 2; connection electrodes 4a and 4b extending on a side surface of the mounting board 2 and reaching an upper surface 2a of the mounting board 2; a first package material 9 provided on the mounting board 2; a crystal vibrator 7 provided on an upper surface 9a of the first package material 9; and a temperature-sensitive element 14 mounted on a lower surface 9b of the first package material 9. Each of the connection electrodes 4a and 4b has a first portion 4A located on the upper surface 2a of the mounting board 2. When a direction in which the first portion 4A of each of the connection electrodes 4a and 4b extends toward an electrode land 5a or 5b is defined as a first direction and a direction orthogonal to the first direction is defined as a second direction in a plan view, a dimension, along the second direction, of a portion of the first portion 4A of each of the connection electrodes 4a and 4b is smaller than a dimension, along the second direction, of a remaining portion of each of the connection electrodes 4a and 4b.
    • 4. 发明申请
    • CRYSTAL VIBRATION DEVICE
    • 水晶振动装置
    • US20160380612A1
    • 2016-12-29
    • US15258187
    • 2016-09-07
    • Murata Manufacturing Co., Ltd.
    • Toru MoritaToshiyuki KakuyaKenji Takayama
    • H03H9/08H03H9/13H03H9/17
    • H03H9/08H01L23/13H01L23/34H01L2924/16152H03H9/0552H03H9/1021H03H9/132H03H9/17
    • Provided is a crystal vibration device in which it is difficult to transfer heat to a temperature-sensitive element and a crystal vibrator. A crystal vibration device 1 according to the present invention includes: a mounting board 2; connection electrodes 4a and 4b extending on a side surface of the mounting board 2 and reaching an upper surface 2a of the mounting board 2; a first package material 9 provided on the mounting board 2; a crystal vibrator 7 provided on an upper surface 9a of the first package material 9; and a temperature-sensitive element 14 mounted on a lower surface 9b of the first package material 9. Each of the connection electrodes 4a and 4b has a first portion 4A located on the upper surface 2a of the mounting board 2. When a direction in which the first portion 4A of each of the connection electrodes 4a and 4b extends toward an electrode land 5a or 5b is defined as a first direction and a direction orthogonal to the first direction is defined as a second direction in a plan view, a dimension, along the second direction, of a portion of the first portion 4A of each of the connection electrodes 4a and 4b is smaller than a dimension, along the second direction, of a remaining portion of each of the connection electrodes 4a and 4b.
    • 提供了难以将热传递到温度敏感元件和晶体振子的晶体振动装置。 根据本发明的晶体振动装置1包括:安装板2; 连接电极4a和4b,其在安装板2的侧表面上延伸并到达安装板2的上表面2a; 设置在安装板2上的第一包装材料9; 设置在第一包装材料9的上表面9a上的晶体振子7; 以及安装在第一封装材料9的下表面9b上的温度敏感元件14.每个连接电极4a和4b具有位于安装板2的上表面2a上的第一部分4A。 每个连接电极4a和4b的朝向电极接合区5a或5b延伸的第一部分4A被定义为第一方向,并且将与第一方向正交的方向定义为平面图中的第二方向,沿着 每个连接电极4a和4b的第一部分4A的一部分的第二方向小于沿着第二方向的每个连接电极4a和4b的剩余部分的尺寸。