JPH0170548U

JPH0170548U -

Info

Publication number: JPH0170548U
Application number: JP1987165815U
Authority: JP
Priority date: 1987-10-29
Filing date: 1987-10-29
Publication date: 1989-05-11

Description

[Brief explanation of drawings]

第１図及び第２図は本考案の第１の実施例を示
すもので、第１図は斜視図、第２図は回路構成図
である。また、第３図及び第４図は夫々本考案の
第２及び第３の各実施例を示す概略斜視図である
。さらに、第５図乃至第８図は第１及び第２の従
来例を説明するためのもので、第５図は第１の従
来例における斜視図、第６図は同従来例における
要部の平面図、第７図は第２の従来例における斜
視図、第８図は同従来例における要部の平面図で
ある。図中、２１はＬＥＤアレイチツプ、２３はＩＣ
回路、２９は放熱板、３０，３６，３８はセラミ
ツク配線基板（第１の配線基板）、３１，３７，
３９，４０はガラスエポキシ配線基板（第２の配
線基板）、３３は第１の配線パターン、３５は第
２の配線パターンを示す。 1 and 2 show a first embodiment of the present invention, where FIG. 1 is a perspective view and FIG. 2 is a circuit configuration diagram. 3 and 4 are schematic perspective views showing second and third embodiments of the present invention, respectively. Furthermore, FIGS. 5 to 8 are for explaining the first and second conventional examples. FIG. 5 is a perspective view of the first conventional example, and FIG. 6 is a main part of the same conventional example. 7 is a perspective view of the second conventional example, and FIG. 8 is a plan view of essential parts of the same conventional example. In the figure, 21 is an LED array chip, 23 is an IC
circuit, 29 is a heat sink, 30, 36, 38 is a ceramic wiring board (first wiring board), 31, 37,
39 and 40 are glass epoxy wiring boards (second wiring boards), 33 is a first wiring pattern, and 35 is a second wiring pattern.

Claims

[Scope of utility model registration request]

Multiple LED array chips for light source and this L
In an optical recording head for an optical printer equipped with a plurality of IC circuits for driving an ED array chip, a first wiring board that can form a fine wiring pattern and has good thermal conductivity, and a first wiring board that is made of a material that is better than a normal printed wiring board material. a second wiring board consisting of the LED;
An array chip, an IC circuit, and a first wiring pattern for connecting these are formed on the first wiring board, and a second wiring pattern for inputting power and control signals of the IC circuit is formed on the second wiring board. An optical recording head for an optical printer, characterized in that it is formed on a wiring board.