-72-
IC BLOCK DIAGRAM -4/4
XD-DV1
IC, XC6366B103MR
FB
+
-
Phase
Compensation
Buffer,
Driver
Ramp Wave
Generator,
OSC
PWM/PFM
Controler
+
-
EXT/
PWM
Comparator
VDD
GND
CE
Error Amp
Vref WITH
Soft Start,
CE
3
1
2
4
5
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299