VCC=0.8(39/7.02+1)=5.24V
12V TO 5V
Shielding L 0710
POWER_ON
DIM_PWM
BL_ON
GND
GND
GND
C198 CLOSE TO connect
Fixed OCP=4.2A
If Vout=1V Set RD61=150K RD62=4.7K RD63=220K
If Vout=1.2V Set RD61=150K RD62=0R RD63=150K
If Vout=1.5V Set RD61=150K RD62=8.2K RD63=91K
If Vout=1.8V Set RD61=150K RD62=6.2K RD63=68K
Fixed Fsw=1.2MHZ
Typ2A
BOM COST=1.22RMB
POWER CONTROL
KEY&IR
CORE1.1V
24V TO 12V
5V NORMAL POWER
Output 1.5076V=1.25*(1+68/330)
MAIN_POWER
MAIN_POWER
MAIN_POWER
GND
3_3VSB
3_3VSB
Typ 3A
Vout=0.8(1+470/33)=12.19V
L102
C110
6V3
U174 AZ1117
CD9A
RD94
R136
R135
C121
R124
R110
R108
MAIN_POWER
U175
LD90
10V
C107
0.01U
R134
6K8
U172
AS1117-3.3
R133
10K
0R
R130
C160
1000P
C159
RD95
39K
RD92
1U
16V
R106
330R
C122
C119
P100
L101
BL_ON
LD60
1UH
R165
0BAV99
IR
KEY
C105