JPH0436249U - - Google Patents
Info
- Publication number
- JPH0436249U JPH0436249U JP7800390U JP7800390U JPH0436249U JP H0436249 U JPH0436249 U JP H0436249U JP 7800390 U JP7800390 U JP 7800390U JP 7800390 U JP7800390 U JP 7800390U JP H0436249 U JPH0436249 U JP H0436249U
- Authority
- JP
- Japan
- Prior art keywords
- flatpack
- pads
- leads
- relief
- flat pack
- 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.)
- Pending
Links
- 229910000679 solder Inorganic materials 0.000 claims description 2
- 239000011295 pitch Substances 0.000 claims 1
- 239000006071 cream Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Landscapes
- Lead Frames For Integrated Circuits (AREA)
Description
第１図は本考案の一実施例を示す斜視図、第２
図は本考案におけるはんだ付け状態を示す断面図
、第３図は従来例を示す斜視図、第４図は従来例
におけるはんだ付け状態を示す断面図である。
１……リード、１ａ……リードに設けた逃げ、
２……クリームはんだ、３……プリント基板のパ
ツド、４……フラツトパツクＩＣ。
Fig. 1 is a perspective view showing one embodiment of the present invention;
3 is a perspective view showing a conventional example, and FIG. 4 is a sectional view showing a soldering state in the conventional example. 1...Lead, 1a...Escape provided on the lead,
2...cream solder, 3...printed circuit board pad, 4...flat pack IC.
Claims (1)
て、 リードは、プリント基板のパツドにはんだ付け
されるもので、プリント基板のパツドとの間に余
剰はんだを保持する逃げを有するものであること
を特徴とするフラツトパツクＩＣ。 (2) 前記リードは、微細ピツチで複数設けられ
たものであることを特徴とする請求項第(1)項記
載のフラツトパツクＩＣ。 (3) 前記リードの逃げは、逆テーパ形状に形成
したものであることを特徴とする請求項第(1)項
記載のフラツトパツクＩＣ。[Scope of Claim for Utility Model Registration] (1) A flatpack IC with leads, which are soldered to pads on a printed circuit board, and have a relief between them and the pads to hold excess solder. A flatpack IC characterized by having the following features: (2) The flat pack IC according to claim (1), wherein a plurality of the leads are provided with fine pitches. (3) The flat pack IC according to claim (1), wherein the lead relief is formed in an inverted tapered shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7800390U JPH0436249U (en) | 1990-07-23 | 1990-07-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7800390U JPH0436249U (en) | 1990-07-23 | 1990-07-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0436249U true JPH0436249U (en) | 1992-03-26 |
Family
ID=31620897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7800390U Pending JPH0436249U (en) | 1990-07-23 | 1990-07-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0436249U (en) |
-
1990
- 1990-07-23 JP JP7800390U patent/JPH0436249U/ja active Pending