JPH021376B2 - - Google Patents
Info
- Publication number
- JPH021376B2 JPH021376B2 JP56181596A JP18159681A JPH021376B2 JP H021376 B2 JPH021376 B2 JP H021376B2 JP 56181596 A JP56181596 A JP 56181596A JP 18159681 A JP18159681 A JP 18159681A JP H021376 B2 JPH021376 B2 JP H021376B2
- Authority
- JP
- Japan
- Prior art keywords
- lead frame
- lead
- container base
- melting point
- low melting
- 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.)
- Expired - Lifetime
Links
- 239000011521 glass Substances 0.000 claims description 27
- 238000002844 melting Methods 0.000 claims description 26
- 230000008018 melting Effects 0.000 claims description 26
- 239000004065 semiconductor Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 9
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 229910010293 ceramic material Inorganic materials 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 229910000833 kovar Inorganic materials 0.000 description 2
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052810 boron oxide Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 229910000464 lead oxide Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
- H01L23/49541—Geometry of the lead-frame
- H01L23/49548—Cross section geometry
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Lead Frames For Integrated Circuits (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18159681A JPS5882552A (ja) | 1981-11-12 | 1981-11-12 | リードフレーム |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18159681A JPS5882552A (ja) | 1981-11-12 | 1981-11-12 | リードフレーム |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5882552A JPS5882552A (ja) | 1983-05-18 |
JPH021376B2 true JPH021376B2 (US07223432-20070529-C00017.png) | 1990-01-11 |
Family
ID=16103569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18159681A Granted JPS5882552A (ja) | 1981-11-12 | 1981-11-12 | リードフレーム |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5882552A (US07223432-20070529-C00017.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0675910U (ja) * | 1993-04-08 | 1994-10-25 | 小島プレス工業株式会社 | 車両用収納ボックスのドアロック機構 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4626478A (en) * | 1984-03-22 | 1986-12-02 | Unitrode Corporation | Electronic circuit device components having integral spacers providing uniform thickness bonding film |
US4629824A (en) * | 1984-12-24 | 1986-12-16 | Gte Products Corporation | IC package sealing technique |
US4684975A (en) * | 1985-12-16 | 1987-08-04 | National Semiconductor Corporation | Molded semiconductor package having improved heat dissipation |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5759367A (en) * | 1980-09-26 | 1982-04-09 | Fujitsu Ltd | Semiconductor container |
-
1981
- 1981-11-12 JP JP18159681A patent/JPS5882552A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5759367A (en) * | 1980-09-26 | 1982-04-09 | Fujitsu Ltd | Semiconductor container |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0675910U (ja) * | 1993-04-08 | 1994-10-25 | 小島プレス工業株式会社 | 車両用収納ボックスのドアロック機構 |
Also Published As
Publication number | Publication date |
---|---|
JPS5882552A (ja) | 1983-05-18 |
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