Microchip Technology MA330031-2 Datenbogen
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2011-2013 Microchip Technology Inc.
DS70000657H-page 33
dsPIC33EPXXXGP50X, dsPIC33EPXXXMC20X/50X AND PIC24EPXXXGP/MC20X
FIGURE 2-5:
SINGLE-PHASE SYNCHRONOUS BUCK CONVERTER
FIGURE 2-6:
MULTIPHASE SYNCHRONOUS BUCK CONVERTER
k
1
Op Amp/
Comparator
k
2
k
7
PW
M
PW
M
ADC
Channel
ADC
Channel
5V Output
I
5V
12V Input
FET
Driver
dsPIC33EP
k
5
k
4
k
3
k
6
k
7
Op Amp/Comparator
Op Amp/Comparator
ADC Channel
Op Amp/Comparator
ADC
Channel
PW
M
PW
M
PWM
PWM
PW
M
PW
M
3.3V Output
12V Input
FET
Driver
FET
Driver
FET
Driver
dsPIC33EP