Power Supply System Figure - Pioneer AVIC-X940BT Service Manual

1

4.3 POWER SUPPLY SYSTEM FIGURE

AV UNIT
A
+B
HOLD BUP
0.5A/1.6W
4700[uF]/16[V]
0.11A/1.045W
VDD5(Reg)
Constant
PowerSupply5V
BD3931FP
B
BUPV
NKBUP
C
MAX:8.5mA
IP-BUS POWER SUPPLY
D
6.1inch :
max415mA
P1291
SOC 1A
CEK1254-A
E
NKBUP
P1201
SOC 3.15A
CEK1259-A
F
A
38
1
2
AV UNIT
SWVDD5
LSA1576UB
(150mA/0.3W)
100mA/0.17W
VDD33(Reg)
Constant
PowerSupply3.3V
S-1200B33-M5
UC/UW5 Only
IP-BUS Driver
HA12241FP
IPPW
(syscom)
IP-BUS
SW
LSA1576UB
ASENBO
(syscom)
PWRBL
TO CC MONITOR
UNIT(SERVICE)
TO IF PCB
CCD5/CCD3
LTC3850IGN
5.21V : Max1.6A
3.43V : Max1.36A
CCD5
FET(7A)
CCD3
NAVION5
DDCLK2
(syscom)
AVIC-X940BT/XNUC
2
3
: POWER SUPPLY
AD3V(Reg)
S-1167B30-M5-
TRB
3 5 LEVEL SHIFT
PLLON
TC74VHCT541AFST
(prima)
2mA
SPEED I/F
NJM2904M
ACCPW5
10mA
(syscom)
47mA
LC-Filter
UVDD33
System u-com
R5F64165DFD
MAX 45mA
TYP 32mA
21mA
TO CC MONITOR
UNIT(SERVICE)
SWVDD33
LSA1576UB
SWACPW5
(syscom)
3
4
G Sensor
GYRO Sensor
CSX1149-
CSX1147-
LIS344ALH
XV8100CB
3.0V(2.4V-3.6V)
3.0V±0.15V
TYP:0.68mA
TYP:1.7mA
MAX:0.85mA
MAX:2.7mA
RESET IC
S-80929CNMC
2mA
TO IF PCB
TELMUTE
EEPROM
Circuit
S-93C56BD0I-I8
LSA1576UB
2mA
TO IF PCB
100mA
1500mA
TO CC MONITOR
UNIT(SERVICE)
1360mA
4
ADC
Temp S
ADS7828E
S-58LM
3.0V
3.0V(2.
(2.7V-3.6V)
TYP:0.
TYP:0.225mA
MAX:0
MAX:0.32mA
PK
LSA