BD9634GU Datasheet, PDF (3/30 Pages) Rohm – Switching Regulator ICs

BD9634GU
Block Diagram
[CH1]
Boost
VOUT1
FB1
[CH2]
LDO
PWM/PFM
VOUT2
FB2
[CH3]
Buck
VOUT3
FB3
VOUT4
FB4
[CH4]
Buck-Boost
CTL4
VOUT5
AMPOUT5
[CH5]
FB5
Boost/Buck
SEL5
[CH6]
Boost
VOUT6
FB6
PFM
PWM
MAX.
DUTY
PRE
DRIVER
LDO
control
PRE
DRIVER
PREV1
OUT1
PGND13
VDCO1
VOUT2
VBAT3
SW3
PGND13
VOUT4
USW4
VOUT1
VBAT
VOUT2
VOUT3
VOUT4
Buck-Boost
PWMCOMP
PRE
DRIVER
MAX.
DUTY
VBAT4
DSW4
PGND4
Boost/Buck
PWMCOM
P
PRE
DRIVER
MAX.
DUTY
PRE
DRIVER
MAX.
DUTY
OUT5
VOUT5
(While Boost setting)
VOUT1
PREV56
VBAT6
LSO6
OUT6
PGND56
VOUT6
OUT5
VOUT1
VOUT5
(While Buck setting)
[CH7]
Boost
VOUT7
FB7
VOUT8
[CH8]
Reverse
VOUT8
FB8
VREF8
Discharge
[CH9]
LDO
CH8 REF
PRE
DRIVER
MAX.
DUTY
PRE
DRIVER
MAX.
DUTY
LDO
control
VBAT
VBAT
XSHDN1
XSHDN2
XSHDN34
XSHDN5
XSHDN6
XSHDN78
XSHDN9
CONT78
AGND
RAMP,SAW
1[MHz]
500[KHz]
CONTROL
Start circuits
TSD
Internal Power Supply
FB6.1
VOUT7
SW7
PGND78
VBAT8
OUT8
VDCO4
VOUT9
RT
VOUT1
VCC
VOUT7
VOUT8
VOUT9
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TSZ22111・15・001
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TSZ02201-0313AA400620-1-2
26.Apr.2016 Rev.001