Datasheet

 2013-2014 Microchip Technology Inc. DS70000689D-page 25
dsPIC33EPXXXGM3XX/6XX/7XX
FIGURE 2-5: SINGLE-PHASE SYNCHRONOUS BUCK CONVERTER
FIGURE 2-6: MULTIPHASE SYNCHRONOUS BUCK CONVERTER
k
1
Op Amp/
k
2
k
7
PWM PWM
ADC
Channel
ADC
Channel
5V Output
I
5V
12V Input
FET
Driver
dsPIC33EP
Comparator
k
5
k
4
k
3
k
7
Op Amp/Comparator
Op Amp/Comparator
ADC Channel
Op Amp/Comparator
ADC
Channel
PWM PWM
PWM
PWM
PWM PWM
3.3V Output
12V Input
FET
Driver
FET
Driver
FET
Driver
dsPIC33EP
k
6