SMPS AC/DC Reference Design User’s Guide
DS70320B-page 86 © 2008 Microchip Technology Inc.
FIGURE A-12: PRIMARY ↔ SECONDARY COMMUNICATION SCHEMATIC
1K
R74
270R
R120
R109
1K
270R
R24
270R
R75
C8
100pF
C21
100pF
HCPL-2611#300
HCPL-2611#300
HCPL-2611#300
