W83321S Datasheet, PDF (3/18 Pages) Winbond – N-Channel FET Synchronous Buck Regulator Controller

W83321S/W83321G
Table of Content-
1. GENERAL DESCRIPTION ......................................................................................................... 4
2. FEATURES ................................................................................................................................. 4
3. APPLICATIONS .......................................................................................................................... 5
4. PIN-OUT ..................................................................................................................................... 5
5. PIN DESCRIPTION..................................................................................................................... 6
6. INTERNAL BLOCK DIAGRAM ................................................................................................... 7
7. APPLICATION CIRCUIT............................................................................................................. 8
8. LAYOUT PLACEMENT............................................................................................................... 9
9. ELECTRICAL CHARACTERISTICS......................................................................................... 10
10. TYPICAL OPERATING WAVEFORMS .................................................................................... 11
11. PACKAGE DIMENSION OUTLINE........................................................................................... 16
12. ORDERING INSTRUCTION ..................................................................................................... 17
13. HOW TO READ THE TOP MARKING...................................................................................... 17
Publication Release Date: January, 2006
-3-
Revision 0.51