
dsPIC33FJ32GS406/606/608/610 and dsPIC33FJ64GS406/606/608/610
FIGURE 2-6:
SINGLE-PHASE SYNCHRONOUS BUCK CONVERTER
12V Input
5V Output
I5V
k7
ADC
Channel
FET
Driver
k1
k2
Analog
Comp.
ADC
Channel
dsPIC33FJ32GS606
FIGURE 2-7:
MULTI-PHASE SYNCHRONOUS BUCK CONVERTER
12V Input
3.3V Output
k6
k7
FET
Driver
FET
Driver
ADC
Channel
PWM
PWM
FET
Driver
Analog Comparator
k3
dsPIC33FJ32GS608
Analog Comparator
k4
Analog Comparator
k5
ADC Channel
DS70591E-page 28
2009-2012 Microchip Technology Inc.