JPS588914U

JPS588914U - chip inductor

Info

Publication number: JPS588914U
Application number: JP10118981U
Authority: JP
Inventors: 広志佐藤; 矢作　忠勇
Original assignee: ティーディーケイ株式会社
Priority date: 1981-07-09
Filing date: 1981-07-09
Publication date: 1983-01-20

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図は従来のチップインダクターを示し、Ａは断面図
、Ｂは斜視図、第２図は従来の他のチップインダクター
を示し、Ａは斜視図、Ｂは断面図、Ｃは端面図、第３図
は従来の他のチップインダクターを示し、Ａは斜視図、
Ｂは断面図、Ｃは端面図、第４図は本考案の１実施例に
よるチップインダクターの巻心を示す斜視図、第５図は
同断面図、第６図は巻心両端面に電極部を配設した巻心
の斜視図、第７図は同断面図；第８図は変形例による巻
心の断面図、第９図は巻線を施した巻心の断面図、第１
０図、１１図は外部電極端子となる頭部３２と幅広部３
２を有するリードフレーム端形状の斜視図、第１２図は
氷晶の樹脂成型された断面図、第１３図は第１２図の斜
視図、第１４図は樹脂成型された後、本体端面３８．３
９に端子の幅広部３３．３３を折り返後に切断した斜視
図、第１５図は第１４図の断面図、第１６図は本案のチ
　　　　゛ツブインダクターをプリント基板へ取付ける
様子を示す斜視図、及び第１７図は本案のインダクター
と従来のインダクターを比較するＱ−ｆ特性を　　　−
示すグラフである。図中主な部分は次の通り。２０．２０’　　：っづみ形
巻心、２６．　２６’、　　２７．　２７’　　：電極
部、２９：巻線３０．３１：巻線端、３２：幅狭頭部、
３３：幅広部、３４．　３４：互いに向きあって位置す
る一対の切り起し部、３７：樹脂成形体、３゛８゜３９
：樹脂成型体端面。Fig. 1 shows a conventional chip inductor, A is a sectional view, B is a perspective view, and Fig. 2 shows another conventional chip inductor, A is a perspective view, B is a sectional view, and C is an end view. , FIG. 3 shows another conventional chip inductor, A is a perspective view,
B is a sectional view, C is an end view, FIG. 4 is a perspective view showing a core of a chip inductor according to an embodiment of the present invention, FIG. 5 is a sectional view of the same, and FIG. FIG. 7 is a sectional view of the core; FIG. 8 is a sectional view of a modified example of the core; FIG. 9 is a sectional view of the core with wire winding;
Figures 0 and 11 show the head 32 and wide part 3 that serve as external electrode terminals.
2, FIG. 12 is a cross-sectional view of ice crystals molded with resin, FIG. 13 is a perspective view of FIG. 3
9 is a perspective view of the wide part 33.33 of the terminal cut after being folded back, FIG. 15 is a sectional view of FIG. 14, and FIG. 16 is a perspective view showing how the tube inductor of the present invention is attached to a printed circuit board. , and Figure 17 shows the Q-f characteristics comparing the inductor of the present invention and the conventional inductor.
This is a graph showing. The main parts in the diagram are as follows. 20.20': Zumi-shaped winding core, 26. 26', 27. 27': electrode part, 29: winding 30.31: winding end, 32: narrow head,
33: Wide part, 34. 34: A pair of cut-out portions located facing each other, 37: Resin molded body, 3゛8゜39
: End face of resin molded body.

Claims

[Scope of utility model registration request]

A string-type winding core, a winding wound around the winding core, a terminal plate extending along both end faces of the winding core and extending parallel to the both end faces, and the winding with one end of the terminal board remaining. A chip inductor comprising a resin molded body surrounding a wire and an electrode part, and further comprising one end of the terminal plate extending from the molded body and stained on both end surfaces of the molded body.