JPS6330995B2 - - Google Patents
Info
- Publication number
- JPS6330995B2 JPS6330995B2 JP23741283A JP23741283A JPS6330995B2 JP S6330995 B2 JPS6330995 B2 JP S6330995B2 JP 23741283 A JP23741283 A JP 23741283A JP 23741283 A JP23741283 A JP 23741283A JP S6330995 B2 JPS6330995 B2 JP S6330995B2
- Authority
- JP
- Japan
- Prior art keywords
- plating
- lead frame
- plated
- partial plating
- 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.)
- Expired
Links
- 238000007747 plating Methods 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 19
- 230000000873 masking effect Effects 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 238000004080 punching Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910000833 kovar Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
Landscapes
- Electroplating Methods And Accessories (AREA)
- Lead Frames For Integrated Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23741283A JPS60128284A (ja) | 1983-12-16 | 1983-12-16 | 部分めつき方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23741283A JPS60128284A (ja) | 1983-12-16 | 1983-12-16 | 部分めつき方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60128284A JPS60128284A (ja) | 1985-07-09 |
| JPS6330995B2 true JPS6330995B2 (mo) | 1988-06-21 |
Family
ID=17014982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23741283A Granted JPS60128284A (ja) | 1983-12-16 | 1983-12-16 | 部分めつき方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60128284A (mo) |
-
1983
- 1983-12-16 JP JP23741283A patent/JPS60128284A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60128284A (ja) | 1985-07-09 |
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