JPH0193746U - - Google Patents
Info
- Publication number
- JPH0193746U JPH0193746U JP19040887U JP19040887U JPH0193746U JP H0193746 U JPH0193746 U JP H0193746U JP 19040887 U JP19040887 U JP 19040887U JP 19040887 U JP19040887 U JP 19040887U JP H0193746 U JPH0193746 U JP H0193746U
- Authority
- JP
- Japan
- Prior art keywords
- lead
- semiconductor device
- surface height
- lead frame
- inner lead
- 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
- 239000004065 semiconductor Substances 0.000 claims 3
Landscapes
- Wire Bonding (AREA)
- Lead Frames For Integrated Circuits (AREA)
Description
第１図ａは本考案の一実施例のリードフレーム
の平面図、第１図ｂは同実施例のＡ―Ａ′線断面
図、第２図ａ及びｂはそれぞれ同実施例の隣接す
るインナーリード同志が接近した場合の平面図及
びＡ―Ａ′線断面図、第３図ａは従来のリードフ
レームの平面図、第３図ｂは同従来例のＡ―Ａ′
線断面図、第４図ａ及びｂはそれぞれ同従来例の
隣接するインナーリード同志が接近した場合の平
面図及びＡ―Ａ′線断面図である。
１，３……リードフレームのインナーリード、
２……アイランド。
FIG. 1a is a plan view of a lead frame according to an embodiment of the present invention, FIG. 1b is a sectional view taken along line A-A' of the same embodiment, and FIGS. A plan view and a sectional view taken along the line A-A' when the leads are close to each other, FIG. 3a is a plan view of a conventional lead frame, and FIG.
4A and 4B are a plan view and a sectional view taken along the line A--A' of the conventional example, respectively, when adjacent inner leads are close to each other. 1, 3... Inner lead of lead frame,
2...Island.
Claims (1)
続されるインナーリードの表面高さが、隣接する
インナーリードの表面高さに対してリードの板厚
以上隔つていることを特徴とする半導体装置用リ
ードフレーム。 A lead frame for a semiconductor device, characterized in that the surface height of an inner lead connected to a semiconductor element of the lead frame for a semiconductor device is separated from the surface height of an adjacent inner lead by at least the plate thickness of the lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19040887U JPH0193746U (en) | 1987-12-14 | 1987-12-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19040887U JPH0193746U (en) | 1987-12-14 | 1987-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0193746U true JPH0193746U (en) | 1989-06-20 |
Family
ID=31481382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19040887U Pending JPH0193746U (en) | 1987-12-14 | 1987-12-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0193746U (en) |
-
1987
- 1987-12-14 JP JP19040887U patent/JPH0193746U/ja active Pending