Datasheet

© 2009-2012 Microchip Technology Inc. Preliminary DS70616F-page 35
dsPIC33EPXXX(GP/MC/MU)806/810/814 and PIC24EPXXX(GP/GU)810/814
FIGURE 2-5: SINGLE-PHASE SYNCHRONOUS BUCK CONVERTER
FIGURE 2-6: MULTI-PHASE SYNCHRONOUS BUCK CONVERTER
k
1
Comparator
k
2
k
7
PWM PWM
ADC
Channel
ADC
Channel
5V Output
I
5V
12V Input
FET
Driver
dsPIC33EP
k
5
k
4
k
3
k
6
k
7
Comparator
Comparator
ADC Channel
Comparator
ADC
Channel
PWM PWM
PWM
PWM
PWM PWM
3.3V Output
12V Input
FET
Driver
FET
Driver
FET
Driver
dsPIC33EP