W83321S Datasheet, PDF (17/18 Pages) Winbond – N-Channel FET Synchronous Buck Regulator Controller

W83321S/W83321G
12. ORDERING INSTRUCTION
PART NO.
PACKAGE
W83321S
8-pin SOP
W83321G
8-pin SOP
REMARKS
Operation - Commercial 0~70℃
Operation - Commercial 0~70℃
Pb-free package
13. HOW TO READ THE TOP MARKING
W83
321S
323GA
W83
321G
323GA
Left Line: Winbond Logo
1^st and 2^nd Line: the part number,321G is for Pb-free package
3^rd Line: Tracking Code
323: packages assembled in Year 03’, week 23
G: assembly house ID; G means GR, O means OSE, etc.
A: the IC version
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Publication Release Date: January, 2006
Revision 0.51