User Guide

5-2Flow chart of trouble shooting and Circuit Diagram
One Point Contact
One Point Contact
1 2
6 5
3 4
8 7
R166 R168C186
VIN
VO1
VO2 VO3
C713
GND
NO PS1 PS2/3
L102
U463
C555
U111
1
3 2
C328
R157
R567
C708
C209
D107
1
2
3 4 5
C701
C208
C202
C211
C535
C700
C190
R161
ON/OFF
1
VIN VOUT
5
U116
4BYPASS
2
GND
3
C203
C746
R167
D108
AVCC
CLSEL FB
1
8
GND
2
LBI LX
9
OUT
10
REF
5 3
_LBO
_SHDN
6
U117
BATT
74
C699
VCC
BAT101
21
R164
DCIN
3.3V
RTC_VCC RTC_3V3
BB_PWR ON_OFF RTC_3V3 DCVOLT
+VBATT