參數(shù)資料
型號(hào): PC34704BEP
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 電源管理
英文描述: 8-CHANNEL POWER SUPPLY MANAGEMENT CKT, QCC56
封裝: 7 X 7 MM, 1 MM HEIGHT, 0.40 MM PITCH, ROHS COMPLIANT, QFN-56
文件頁數(shù): 23/50頁
文件大?。?/td> 2010K
代理商: PC34704BEP
Analog Integrated Circuit Device Data
Freescale Semiconductor
3
34704
INTERNAL BLOCK DIAGRAM
INTERNAL BLOCK DIAGRAM
OUT8
SW8
BT8
FB8
OUT7
DRV7
FB7
VREF7
COMP7
VOUT6
SW6
BT6
FB6
BT5D
PVIN5
SW5D
VOUT5
SW5U
BT5U
FB5
COMP5
VDDI
SCL
SDA
RST
VIN
AGND
VG
BT1
BT2D
PVIN2
SW2D
VOUT2
SW2U
BT2U
FB2
COMP2
BT3
PVIN3
SW3
VOUT3
BT4D
PVIN4
SW4D
VOUT4
SW4U
BT4U
FB4
COMP4
ONOFF
LION
FREQ
SS
PGND (EXPAD)
Bo
ot
Pr
e
D
rv
VG
Control
VOUT1 (34704A)
SW1
PWM
Error Amp
REG8
voltage data
Boo
t
Pr
eD
rv
VG
Control
PWM
P-skip
Error Amp
REG4
voltage data
Pr
e
D
rv
Boo
t
VG
Control
PWM
P-skip
Error Amp
REG3
voltage data
Pr
eD
rv
Bo
ot
VG
FB3
Boo
t
Pre
D
rv
VG
Control
PWM
P-skip
Error Amp
REG2
voltage data
Pre
D
rv
Boo
t
VG
UVLO
Detection
Thermal
Detection
ADC
mu
x
Startup Control
VIN
Boo
t
Pr
eD
rv
VG
Control
PWM
P-skip
Error Amp
Start-Up
Ipeak-det
and blanking
SW control
REG1/VG
voltage data
L
Error Amp
Pre
D
rv
Control
PWM
Error Amp
voltage data
REG7 (34704A)
Amp
Boo
t
PreD
rv
VG
Control
PWM
Error Amp
REG6 (34704A)
voltage data
L
Error Amp
Bo
ot
Pre
D
rv
VG
Control
PWM
P-skip
Error Amp
REG5
voltage data
Pr
eD
rv
Bo
ot
VG
VDDI (2.5V) VDDIMON (VDDIdet)
VG
I2C
Registers
Reset Driver
Sequencer
Soft Start
OSC/Divider
To Reg 1-8
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