Panasonic DMC-GH3P - Power Block Diagram

74
12.6. Power Block Diagram
POWER BLOCK DIAGRAM
DMC-GH3 POWER BLOCK DIAGRAM
BAT+
CC1901
BAT THERMO
CC1902
F1901
BAT-
CC1903
106
IC9102
(SYSTEM IC)
55
45
POWERSWONH
POWER
CTL SW
POWER ON H
51
54
EV3
(POWER CTL SW)
PIOB5
(IS PWR ON3)
(IS PWR ON1)
(IS PWR ON2)
(PW UNREG SYS)
(PW UNREG)
(BAT1 SEL)
(BAT2 ON)
(VG UNREG)
(BAT2 BAIAS)
(BAT2 THERMO)
(VG KEY IN)
PW D1.2V 1
TO
BATTERY
VREGD
27
VREGDVREGD2
62
Hx1
Hx1
ERROR AMP1
SERIAL I/F
ERROR AMP2
ERROR AMP3
ERROR AMP4
ERROR AMP5
ERROR AMP6
ERROR AMP7
CH1
STEP DOWN DC/DC
(Current mode)
64
Lx1
60
PGND1
57
Hx2
CH2
STEP DOWN DC/DC
(Current mode)
58
Lx2
59
PGND1
63
Lx1
54
Hx3
CH3
STEP DOWN DC/DC
(Current mode)
55
Lx3
53
PGND3
49
Hx4
50
Hx4
CH4
STEP DOWN DC/DC
(Current mode)
51
Lx4
52
PGND3
CH5
STEP DOWN DC/DC
(Current mode)
CH6
STEP DOWN DC/DC
(Current mode)
DRIVER
PROTECTION
SCP6
TIMER
SCP
TIMER
SS TIMER
12
21
RT
SEQ
OSC
UVLO
LDO
OVPCOMP
SHUTDOWN
VREGA
C
CP
DRIVER
P SW
1
VCC
23
CPLUS
CP SW
24
CMINUS
VREGD
VREGD2
29
VREGA
20
GND
0.3V
44
Hx5
47
Lx5
Lx5
43
PGND5
38
Hx6
39
Hx6
HVREG
DRIVER
VREGD
DRIVER
HVREG
DRIVER
VREGD
DRIVER
HVREG
DRIVER
VREGD
DRIVER
HVREG
DRIVER
VREGD
DRIVER
HVREG
DRIVER
VREGD
DRIVER
HVREG
DRIVER
40
Lx6
42
PGND5
46
41
Lx6
VREGD
VREGD
CH7
STEP UP DC/DC
(Current mode)
DRIVER
34
PGND7
33
VO7
SERIAL
I/F
ON/OFF
LOGIC
35
Lx7
61
25
HVREG
2
IC1001
(7CH SW REGULATOR)
56
PGND2
48
PGND4
26
11
VO3SEL
VBAT
3
VBAT
45
Hx5
PW D3.0V
PW D1.2V 2
PW D3.5V
PW A3.3V
PW A2.5V
PW A2.85V
PW D4.5V
PW A3.1V
PW LEN4.2V
PW HDMI5V
IC1051
(REGULATOR)
2
4
1
VOUT
VSS
VIN
CE
GPIO62
RSTB
(POWER SW IN)
(POWER ON L)
(POWER ON H)
(POWER ON H)
(SYS RESET)
IC6001
(VENUS ENGINE)
IS SB8CCK M
U25
AA23
AC12
AD1 IN2
C14
AD0 IN5
B10
GPIO45
(S I2C SCK)
AD0 IN1
B11
(BAT THERMO)
AD0 IN0
RESETOUT
AB18
IC9103
(REGULATOR)
3
4
6
52
1
VSS
VIN
VOUT
CE
NC
NC
CL1903
CL1902
CL1001
CL9101
CL1002
CL1003
GPIO47
(S I2C SDIO)
(BAT2 SEL)
(BAT1 ON)
(BAT2 ON)
(BAT1 SEL)
AB16
GPIO81
GPIO82
V3
V2
GPIO83
V1
GPIO80
V4
CL1101
CL1201
CL1301
CL1401
CL9306
CL1051
PW -1.1V
CL1701
PW M1.8V
IC1081
(REGULATOR)
3
2
1
4
VIN
VOUT
CE
VSS
CL1802
PW D1.8V
CL1071
CURRENT
LIMIT COMP.
PFM COMP.
+1% VOLTAGE
POSITIONING
CURRENT
LIMIT COMP.
CL1501
CL1601
CL1801
SERIAL I/F
Vo3SEL
SERIAL I/F
SERIAL I/F
SERIAL I/F
SERIAL I/F
SERIAL I/F
37
PGND6
36
PGND6
30
VINREG
VINREG
REGOUT
VDD
VREGD2IN
31
22
28
SCPLDO
TIMER
10
F1002
16
CTL SEQ3
CTL SEQ2
CTL SEQ1
CTL1234
17
18
SCL
19
SDA
14
13
32
INV7
VO6
9
VO5
8
VO4
7
VO3
6
VO2
5
4
VO1
50
POWERSWONL
PIOD1
PIOD0
17
FP9002
12-19
FP9004
9,30
FP9004
(BACK BAT+)
POWER SW
TOP OPERATION UNIT
Wi-Fi BG FPC
FLASH P.C.B.
CL9008
CL9010
QR1701
6 5 4
31 2
PW IS D1.8V
(To FP9001-20,21)
PW IS D1.2V
(To FP9001-14-17)
RL9125
RL9122
To FP9001-40
RL9124
RL9119
ON
OFF
BACKUP BATTERY
B8531
BATT
40
3
123
4 6
5
Q1903
BATTERY DRIP
TERMINAL
1 2 3
46
5
Q1907
IC1071
(STEP DOWN CONVERTER)
1
6
4
5
LX
VIN
EN
FB
FB
GATE
DRIVER
ANTI-
SHOOT-
THROUGH
CONT.
STAGE
SAWTOOTH
GENERATOR
2.25MHz
OSC
LIMIT
HIGH
SIDE
LIMIT
LOW
SIDE
2
GND
PWM
COMP.
ERROR
AMP
VREF
VREF
+1%
SOFT START
VOUT RAMP
CONTROL
REFERENCE
0.6V VREF
THERMAL
SHUTDOWN
UNDERVOLTAGE
LOCKOUT 1.8V
3
MODE
4
5
3
1
6
Q1701
4
5
3
1
2
6
Q1702
2
Q1901
Q1905
Q1909
5
1
4
3
2
IC1901
(AND GATE IC)
(BAT1 ON)
(BAT2 SEL)
1 2 3
46
5
Q1908
Q1910
11
FP9004
1
FP9004
(VG ON DET)
8
FP9004
(VG DET)
7
FP9004
Q1906
5
1
4
3
2
IC1902
(AND GATE IC)
1
FP9002
1
FP8501
82
PIOA7
65
PIOD4
113
A11
(SW UNREG)
Q9002
QR9002
Q9001
QR9001
IC9305
(REGULATOR)
VOUT
VDD
CNT
2
3
4
1
GND
CL9305
IC9034
(REGULATOR)
VOUT
VDD
CNT
2
3
4
1
GND
CL9304
IC9314
(REGULATOR)
VOUT
VDD
CNT
2
3
4
1
GND
110
109
(BAT2 THERMO)
(VG KEY IN)