JPH0244359U - - Google Patents
Info
- Publication number
- JPH0244359U JPH0244359U JP12313288U JP12313288U JPH0244359U JP H0244359 U JPH0244359 U JP H0244359U JP 12313288 U JP12313288 U JP 12313288U JP 12313288 U JP12313288 U JP 12313288U JP H0244359 U JPH0244359 U JP H0244359U
- Authority
- JP
- Japan
- Prior art keywords
- light
- receiving
- resin body
- resin
- emitting
- 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
Links
- 229920005989 resin Polymers 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 229920001187 thermosetting polymer Polymers 0.000 claims description 3
- 239000000088 plastic resin Substances 0.000 claims 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Landscapes
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Description
第１図は本考案の一実施例の光結合装置の斜視
図、第２図は同じくその平面図、第３図は同じく
その正面図、第４図は第２図のＡ―Ａ縦断面図、
第５図は同じくその透明樹脂体の正面図、第６図
は同じくその透明樹脂体を金型に固定して不透明
樹脂体を形成する状態を示す縦断面図、第７図ａ
は同じくその透明樹脂体を多連式にした状態を示
す斜視図、第７図ｂは同じくその完成品の多連式
にした状態を示す斜視図、第８図は本考案の実施
例の透明樹脂体を金型に固定して不透明樹脂体を
形成する状態を示す縦断面図、第９図は従来の光
結合装置の縦断面図である。
１０，１５：リードフレーム、１１：発光素子
、１２：発光面、１３：熱硬化性樹脂、１４，１
８：透明樹脂体、１６：受光素子、１７：受光面
、１９：二次成形金型、２０：熱可塑性樹脂、２
１：不透明樹脂体、２２：遮光壁、２３：上面金
型、２４：側面金型。
Fig. 1 is a perspective view of an optical coupling device according to an embodiment of the present invention, Fig. 2 is a plan view thereof, Fig. 3 is a front view thereof, and Fig. 4 is a vertical sectional view taken along line AA in Fig. 2. ,
FIG. 5 is a front view of the transparent resin body, FIG. 6 is a longitudinal cross-sectional view showing the state in which the transparent resin body is fixed to a mold to form an opaque resin body, and FIG. 7a
7b is a perspective view showing the completed product in a multi-connected state, and FIG. 8 is a transparent resin body according to an embodiment of the present invention. FIG. 9 is a vertical cross-sectional view showing a state in which a resin body is fixed to a mold to form an opaque resin body, and FIG. 9 is a vertical cross-sectional view of a conventional optical coupling device. 10, 15: Lead frame, 11: Light emitting element, 12: Light emitting surface, 13: Thermosetting resin, 14, 1
8: Transparent resin body, 16: Light receiving element, 17: Light receiving surface, 19: Secondary molding mold, 20: Thermoplastic resin, 2
1: Opaque resin body, 22: Light shielding wall, 23: Top mold, 24: Side mold.
Claims (1)
光面が平滑となるよう透光性の熱硬化性樹脂で被
覆形成された発光側透明樹脂体と、前記リードフ
レームとは別のリードフレームに搭載された受光
素子をその受光面が平滑となるよう前記熱硬化性
樹脂で被覆形成された受光側透明樹脂体と、前記
発光面および受光面を除いた表面を被覆するよう
に形成された遮光性の熱可塑性樹脂から成る不透
明樹脂体とから構成されたことを特徴とする光結
合装置。 A light-emitting side transparent resin body in which a light-emitting element mounted on a lead frame is coated with a translucent thermosetting resin so that the light-emitting surface thereof is smooth; a light-receiving side transparent resin body formed by coating the light-receiving element with the thermosetting resin so that the light-receiving surface thereof is smooth; and a light-blocking heat-receiving body formed to cover the surface other than the light-emitting surface and the light-receiving surface. 1. An optical coupling device comprising: an opaque resin body made of plastic resin; and an opaque resin body made of plastic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988123132U JPH0625021Y2 (en) | 1988-09-19 | 1988-09-19 | Optical coupling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988123132U JPH0625021Y2 (en) | 1988-09-19 | 1988-09-19 | Optical coupling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0244359U true JPH0244359U (en) | 1990-03-27 |
| JPH0625021Y2 JPH0625021Y2 (en) | 1994-06-29 |
Family
ID=31371703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988123132U Expired - Fee Related JPH0625021Y2 (en) | 1988-09-19 | 1988-09-19 | Optical coupling device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0625021Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010529434A (en) * | 2007-06-01 | 2010-08-26 | フェアチャイルド・セミコンダクター・コーポレーション | Method for reducing crosstalk of optical sensor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59168682A (en) * | 1983-03-15 | 1984-09-22 | Sharp Corp | Reflection type photosensor |
| JPS61153355U (en) * | 1985-03-14 | 1986-09-22 |
-
1988
- 1988-09-19 JP JP1988123132U patent/JPH0625021Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59168682A (en) * | 1983-03-15 | 1984-09-22 | Sharp Corp | Reflection type photosensor |
| JPS61153355U (en) * | 1985-03-14 | 1986-09-22 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010529434A (en) * | 2007-06-01 | 2010-08-26 | フェアチャイルド・セミコンダクター・コーポレーション | Method for reducing crosstalk of optical sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0625021Y2 (en) | 1994-06-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |