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PW UNREG
IC1001
(8CH SW REGULATOR)
VO1
4
SERIAL I/F
VO2
5
SERIAL I/F
VO3
6
SERIAL I/F
VO4
7
SERIAL I/F
VO5
8
SERIAL I/F
VO6
9
SERIAL I/F
INV7
VREGA
32
(To IC1903-3/QR4501-E)
0.3V
SERIAL I/F
VO3SEL
11
CTL SEQ3
PW D3.15V
13
IC2001
CTL SEQ2
14
(VENUS ENGINE)
CTL SEQ1
16
CH2016
CTL1234
17
(G I2C CK)
SCL
AM46
18
SDA
19
CH2017
(G I2C DAT)
AM44
HVREG
DRIVER
CH1
STEP DOWN DC/DC
VREGD
(Current mode)
59
DRIVER
ERROR AMP1
HVREG
DRIVER
CH2
STEP DOWN DC/DC
VREGD
(Current mode)
DRIVER
ERROR AMP2
HVREG
Vo3SEL
DRIVER
CH3
STEP DOWN DC/DC
VREGD
(Current mode)
52
DRIVER
ERROR AMP3
HVREG
DRIVER
CH4
STEP DOWN DC/DC
VREGD
(Current mode)
DRIVER
ERROR AMP4
HVREG
DRIVER
CH5
STEP DOWN DC/DC
VREGD
(Current mode)
DRIVER
ERROR AMP5
HVREG
DRIVER
CH6
STEP DOWN DC/DC
VREGD
(Current mode)
DRIVER
ERROR AMP6
VREGD
CH7
DRIVER
STEP UP DC/DC
ERROR AMP7
(Current mode)
SHUTDOWN
SS TIMER
OVPCOMP
PROTECTION
SCP6
UVLO
TIMER
LDO
SCP
TIMER
VREGD2
C
P SW
SCPLDO
TIMER
CP
DRIVER
ON/OFF
VREGD
LOGIC
CP SW
VREGA
SERIAL
I/F
OSC
VREGD
21
12
26
29
27
SEQ
RT
VREGD2
VREGA
VREGD
IC3501
(REGULATOR)
Hx1
61
4
Hx1
62
Lx1
63
3
Lx1
64
PGND1
PGND1
60
Hx2
57
Lx2
58
PGND2
56
Hx3
54
Lx3
55
PGND3
PGND3
53
Hx4
49
Hx4
50
Lx4
51
PGND4
48
Hx5
44
Hx5
45
Lx5
46
Lx5
47
PGND5
42
PGND5
43
Hx6
38
Hx6
39
IC6402
Lx6
(SYSTEM IC)
40
Lx6
41
(IS PWR ON3)
PGND6
36
PIOB7 E8
PGND6
37
( IS PWR ON1 )
35 Lx7
PIOA1 C3
PGND7
34
(IS PWR ON2)
VO7
PIOA7 H9
33
(IS PWR ON4)
PIOB6 D10
CD1001
(POWER CTL SW)
VINREG
L9
POWERCTLSW
30
VINREG
31
REGOUT
22
VDD
10
VREGD2IN
28
HVREG
25
CPLUS
23
VBAT
2
VBAT
3
CMINUS
24
VCC
1
GND
20
IC1081
(STEP DOWN CONVERTER)
PVIN
12
VIN
VOUT
1
PVIN
11
10
AVIN
CE
VSS
2
SOFT
THERMAL
START
SHUTDOWN
EN
13
SS/TR
CONTROL
QR3501
9
LOGIC
DEF
8
Q3501
AGND
6
Q3502
PGND
15
PGND
16
QR3502
TIMER T
ON
DCS-CONTROL
IC1252
(DC/DC CONVERTER)
VIN
1
RAMP
COMPENSATION
IC1451
(REGULATOR)
VREF
4
VIN
VOUT
1
SOFT
START
3
EN
VSS
2
MODE
2
CE
3
ENABLE
IC1481
(DC/DC CONVERTER)
VIN
1
RAMP
CURRENT
+
COMPENSATION
FEEDBACK
CURRENT
LX
6
OSCILLATOR
PROTECTION
VREF
SWITCHING
PWM
CONTROL
SOFT
START
UVLO
VOUT
MODE
4
2
CE
CHIP
GND
3
5
ENABLE
CL1101
CH1 1.22V
CD1201
PW USB3.15V
PW D3.15V
CD1051
PW D5.2V
CD1301
PW D1.2V 1
PW ISD1.8V
PW D1.2V 11
PW D1.2V 21
PG
4
PG ONTROL
HS LIM.
UVLO
COMP.
CD1081
SW
1
PW D1.2V
SW
GATE
POWER
2
DRIVE
CONTROL
SW
3
PGND
15
PGND
COMP.
16
LS LIM.
FSW
7
VOS
DIRECT CONTROL
14
& CONPENSATION
FB
COMP.
5
ERROR
TM
AMP.
CD1401
PW D3.5V
CD1601
PW LEN4.2V
CURRENT
+
FEEDBACK
CD1251
CURRENT
LX
6
PW A1.8V
OSCILLATOR
PROTECTION
SWITCHING
PWM
CONTROL
UVLO
VOUT
4
CHIP
GND
5
CD1451
PW A3.1V
IC1471
(NEGATIVE VOLTAGE
OUTPUT)
(IS PWR ON4)
1
CONT
CN
6
CD1491
2 GND
NC
5
D1491
1
3
VEE
VOUT
4
PW -1.2V
3
2
CD1481
PW D1.8V
IC1704
(REGULATOR)
CD1701
4
VIN
VOUT
1
PW VD33
IC1703
(REGULATOR)
CD1703
3
2
CE
VSS
4
VIN
VOUT
1
PW DVCC18
IC1702
3
CE
VSS
2
(REGULATOR)
CD1702
4
VIN
VOUT
1
PW AVCC33
3
CE
VSS
2
CD1801
PW HDMI5V
DC-GH5 POWER(2) BLOCK DIAGRAM
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