FDD03 SERIES
WITH REMOTE FUNCTION
CIRCUIT SCHEMATIC
Block diagram for FDD03A series with single output
Vi +
Rectifier
Vo +
Switching
Device
Vi -
Vo -
Control
Opto -
Isolation
Reference &
Error Amp.
SD
Block diagram for FDD03A series with dual output
Vi +
Rectifier
Vo +
Switching
Device
com
Vi -
Rectifier
Opto -
Isolation
Reference &
Error Amp.
Vo -
Control
SD
Block diagram for FDD03A series with double output
Vi +
Rectifier
Vo1 +
Vo1 -
Switching
Device
Rectifier
Vo2 +
Vo2 -
Vi -
Control
SD
Opto -
Isolation
Reference &
Error Amp.
www.chinfa.com
sales@chinfa.com
2007.08.30