Q1311
HC-X1 POWER SUPPLY CIRCUIT(2) BLOCK DIAGRAM
IC3501
(MPEG CODEC)
FUN OFF H
1
2
3
8
7
IC1211
(SYNCHRONOUS
STEP-DOWN
CONVERTER)
COMP
SS
4
5
FB
BOOT
SW GND
VIN
EN
6
1
2
3
8
7
IC1241
(SYNCHRONOUS
STEP-DOWN
CONVERTER)
COMP
SS
4
5
FB
BOOT
SW GND
VIN
EN
6
1
2
3
8
7
IC1261
(SYNCHRONOUS
STEP-DOWN
CONVERTER)
COMP
SS
4
5
FB
BOOT
SW GND
VIN
EN
6
Q1312
5
4
1
3
2
PW 5V
PW REG5V A
PW +B
POWER CTL1
PW FAN5V
QR1311
QR1312
VOUT
NC
VIN
CONT
5
1
4
3
2
IC1413
(REGULATOR)
IC1411
(REGULATOR)
IC1412
(REGULATOR)
GND
4
3
2
1
GND
EN
VIN
VOUT
4
3
2
1
GND
EN
VIN
VOUT
IC1451
(POWER
DISTRIBUTION
SWITCH)
6
5
4
3
1
2
EN
IN
OUT
/FAULT
ILIM
GND
4
5
6
3
2
1
Q1451
QR1451
IC1414
(REGULATOR)
6
5
4
3
1
2
GND
VOUT
VDD
CE
NC
CS
PW DDR1.8V
PW FPG1.8V
PW ANA1.8V
PW HDM3.2V
PW EYE3.2V
PW SPK3.2V
PW LENS3.2V
PW MOS3.5V
1
2
3
8
7
IC1221
(SYNCHRONOUS
STEP-DOWN
CONVERTER)
COMP
SS
4
5
FB
BOOT
SW GND
VIN
EN
6
PW 3.2V
N2
GPIO13
VBUS OCP
R1
GPIO4
VBUS ON H
R2
GPIO5
CH1213
CH1452
CH1451
POWER CTL4
POWER CTL2
FUN FULL ON
L3
GPIO22
CH1212
PW D1.5V
IC703
(REGULATOR)
4
3
2
1
GND
CE
VDD VOUT
4
3
2
1
GND
CE
VDD VOUT
PW GYRO3V
IC704
(REGULATOR)
PW MROPT3V
PW ZMAD3V
PW MR3V
CL1211
CL1417
CL1411
IC1463
(REGULATOR)
4
3
2
1
GND
CE
VIN
VOUT
CL1412
PW HDM5V
CL1413
PW REG5V
PW MIC5V
CL1241
PW LENS5V
CL1451
CL1261
CL1221
PW VBUS5V
CL1463
PW TCXO3V
Q1321
5
4
1
3
2
PW SD3.2V
IC1421
(REGULATOR)
6
5
4
3
1
2
VIN
STBY
NOISE
GND
VOUTVOUT
PW REG3V
CL1421
CL1423
IC1423
(REGULATOR)
4
3
2
1
GND
CE
VIN
OUT
PW REG2.5V
1
2
3
8
7
IC1231
(SYNCHRONOUS
STEP-DOWN
CONVERTER)
COMP
SS
4
5
FB
BOOT
SW GND
VIN
EN
6
CL1231
PW REG1.8V
IC1431
(REGULATOR)
1
2
3
4
6
5
VOUT
CE
VBIAS
VIN
VSS
SS
IC1432
(REGULATOR)
1
2
3
4
6
5
VOUT
CE
VBIAS
VIN
VSS
SS
CL1332
PW GTP1.0V
CL1331
PW GTP1.2V
CL1414
PW AUDIO5V