To:
December 24, 2014
Issued date:
PCN No.: 141224PCN-TR01(E)
ROHM Co., Ltd
Transistor div.
Tsuguru ARIYAMA, General Manager
Product Change Notification
Content: Change for the purpose of better traceability, better solderability and environmental protection
Application: TSMTpackage series (3, 5 and 6 pins)
Current
1. Mold resin
After change (additional spec)
Bromine-based flame retardant
epoxy resin
Halogen free flame retardant epoxy resin
(Flame retardant grade: UL94 V-0)
(Flame retardant grade: UL94 V-0)
No change for products using Halogen free resin currently
2. Solder composition
Contents of change
3. Making (Dot mark)
External appearance
(Example)
Sn-3Ag-0.5Cu (Dipped melted solder)
Sn (Electro plating)
Solder surface: Glossy
Solder surface: Matte
Discernible manufactured date with
16dots
Discernible complete production lot code with 30dots
Glossy surface
on pins -->
Dot marking
max 16 dots
↓
(Current)
Matte surfece
on pins -->
Dot marking
max 30
↓
(After change)
Reasons of
change
Running change for the products of delivery from January/2015.
Attchment
1. Shift to environmental friendly halogen-free resin
2. Improvement of solderability with pure-tin plating on pins
3. Perfect traceability with high density 30 dots marking on package
Termof
change
note) Nothing changed for package dimension nor electrical characteristics
Nothing inferior for performance nor reliability to current products
Nothing
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