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5 4 3 2




XS951 +12V
NC 1

GND 2
C722
POWER ON/OFF 3 ON/OFF 2.2u
VCC_Inverter 12V C730
12V 4 1000uF/35V
L701
D705 R705
12V 5 VDD_5.5V
100k 3.3uH
12V 6
C701
7 IN4148 C703
B/L On/Off
8 1000uF/35V 2.2uF/35V
DIM D704 R709
9 R704 C725
GND 2.2u
IN4148 U701 10 33k
10




3
GND R701
LX1 R729
10k
LX2 6.1V 1
LX2 LX1 24 6.2V Q701
CON12 PIN C720 2 T0252
8.8V HDR1
C717HDR2 2 HDR2 HDR1 23 8.9V HDR1




1
ENA
1u 12V 1u 100k
R717 3 BST2 BST1 22 12V
47k
R703 C721 R706
LDR1
2.6V 4
LDR1 VREF 21 5.5V VDD_5.5V
VDD_5.5V 0.1u
100k 5.1k 2.6V 12V LX1
LDR2 5 LDR2 VIN 20
R707 R708 C705 C706
6 GND ENA 19 ENA 3V 1u 2.2u
100k




OZ9926A
3.3M
R722 2.6V 7 ADIM R710




3
18 R718
RPT ADIM R724
130K 100k Q702
0.8V 8 UVLS 47k
CT UVLS 17 2 T0252 XS751
LDR1
PDIM VDD_5.5V 5.5V 9 2.7V OVPT 1




1
SYNC OVPT 16 100k 2
C710 0.9V 0V C728 C727 C726 C723
R720 C718 10 LCT TIMER 15 C729 1u R719
C751 CON2_0 3
C708 R711 R712 33p,6kv R751
24k 10P 180p C719 4.7n PDIM 5V C709
NC 11 PDIM SSTCMP 14 1u 100k 22k
0.7V C707 0.01u 2.2uF/35V 2.2uF/35V 2.2uF/35V2.2uF/35V
VS1
NC 1.1V C752 130K
12 VSEN_POL ISEN 13 1.6V R752
T750 3300pF/50v
C711 24K
R702 C731 10
C716 100n
VDD_I 1M VCC_Inverter 12V 1000uF/35V
3.3n T750
2
L702 7
U701{16} OVPT 3.3uH IS1
R753 R754 R755
3




R721 C704 82 1% 82 1% 120 1%
C702 3 8
3




47k Q708 2.2uF/35V
1000uF/35V XS752




3
1 2N7002
Q703 1
3




T0252 5 2
2
2




D702 D701
N=80 LK=30mH C753 CON2_0 3




1
IN4148 Q707
1



2




1 2N7002 BAV70 33p,6kv R756
IS1 R731
R715 HDR2 130K
C714 D706 VS2
R713
2




1m 100K 1n VS1 VS2 R725 2 IS2 100k
C713 R757
100n 1K C754
3 24K
3300pF/50v
1 IS1
R716 LX2
8.2K C712 BAV70 IS2




3
10n R758 R759 R760
R730
3




Q704
T0252 82 1% 120 1% 82 1%
D703 LDR2 2
IN4148 Q706




1
1 2N7002 100k
IS2
R714
2




C715
1m
100n
R726
10K
R728 IS1
Q705 D707
3




1K
1 R727
3904 R723 IN4148 10K
2




C724 IS2
1m
100n




A A




5 4 3 2

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