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THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
M41T83RMY6F
IC1801
3
NF_2
2
NF_1
4
NC_2
1
NC_1
6
DU
5
RST
7
SQW
8
VBAT
9
VSS
10
SDA
11
SCL
12
IRQ1/FT/OUT
13
NC_3
14
IRQ2
15
VCC
16
NF_3
17
NV_4
18
NC_4
CLOCK_SDABATTERY
BA1800
12
+3.5V_ST
+3.5V_ST
33
R1807
1K
R1801
+3.5V_ST
22uF
16V
OPT
C1811
CLOCK_SCL
33
R1808
10K
OPT
R1814
EXT_5V
0.1uF
50V
POWER_OUT
C1807
150K
POWER_OUT
R1802
1/16W
270K
1%
POWER_OUT
R1816
3.3uF
50V
POWER_OUT
C1810
1/8W
200K
1%
POWER_OUT
R1809
EXT_12V
22uF
25V
POWER_OUT
C1806
1/16W
20K
1%
POWER_OUT
R1815
MBRA340T3G
POWER_OUT
D1800
+24V
22
POWER_OUT
R1810
100K
POWER_OUT
R1804
0.1uF
50V
POWER_OUT
C1812
22UH
POWER_OUT
L1802
+12V
1/16W
10K
1%
POWER_OUT
R1817
THERMAL
MP4460DQ-LF-Z
POWER_OUT
IC1802
3
EN
2
SW_2
4
COMP
1
SW_1
5
FB
6
GND
7
FREQ
8
VIN_1
9
VIN_2
10
BST
11
EP_GND
0.1uF
50V
POWER_OUT
C1803
18K
POWER_OUT
R1800
2.4K
POWER_OUT
R1821
200
POWER_OUT
R1822
100K
POWER_OUT
R1823
0.1uF
16V
OPT
C1815
100
POWER_OUT
R1806
1/16W
1.2K
POWER_OUT
R1819
EXT_PWR_DET
CB3216PA501E
POWER_OUT
L1800
43
POWER_OUT
R1820
+12V
EXT_12V
0.1uF
50V
POWER_OUT
C1817
EXT12V_CTRL
MP5000DQ
POWER_OUT
IC1803
3
ENABLE/FAULT
2
DV/DT
4
I-LIMIT
1
GND
5
NC
6
SOURCE_1
7
SOURCE_2
8
SOURCE_3
9
SOURCE_4
10
SOURCE_5
11
VCC
1K
POWER_OUT
R1818
CB3216PA501E
POWER_OUT
L1804
THERMAL
TPS54327DDAR
IC1800
POWER_OUT
3
VREG5
2
VFB
4
SS
1
EN
5
GND
6
SW
7
VBST
8
VIN
9
[EP]GND
0.1uF
50V
POWER_OUT
C1805
12K
1%
POWER_OUT
R1805
BLM18PG121SN1D
POWER_OUT
L1803
22uF
16V
POWER_OUT
C1808
56K
1%
POWER_OUT
R1811
3300pF
50V
POWER_OUT
C1801
NR8040T3R6N
3.6uH
POWER_OUT
L1801
11K
1%
POWER_OUT
R1812
1uF
10V
POWER_OUT
C1800
10K
POWER_OUT
R1813
22uF
16V
POWER_OUT
C1804
100pF
POWER_OUT
C1814
+12V
EXT5V_CTRL
EXT_5V
10uF
25V
C1816
POWER_OUT
150pF
50V
POWER_OUT
C1802
0.1uF
16V
C1809
470pF
50V
POWER_OUT
C1813
D1801
A2
C
A1
APX803D29
POWER_OUT
IC1804
1
GND
3
VCC
2
RESET
REAL TIME CLOCK(RTC)
close to pin
Switching noise reducing [MPS recommend]
EXTERNAL_POWER DETECTION
EXTERNAL_POWER OUT 5V/12V
$0.21
EMEA INTERACTIVE
GP4_MSTAR
2011.08.21
EXT_POWER
19 20
Vout=(1+R1/R2)*0.765=5.03V
close IC1800
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Only for training and service purposes
LGE Internal Use Only