18730 View Datasheet(PDF) - Freescale Semiconductor
Part Name
Description
Manufacturer
18730
Freescale Semiconductor
18730 Datasheet PDF : 35 Pages
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TYPICAL APPLICATIONS
TYPICAL APPLICATIONS
HVB
VREF
LSWO
VO1_SENSE
LVB
Driver
VREF PGOOD1(Int)
CLEAR
VO1_SENSE
VMODE
VMODE PGOOD1(Int)
VO1_SENSE
VO1_SENSE
BANDGAP
REFERENCE
VGATE
PGOOD1(Int) POWER
VO1_SENSE VGATE SWITCH1
PGOOD1
PGOOD1_DELAY
VO1_SENSE
RESET1_TH
EAIN1
RESET
Block 1
PGOOD1(Int)
REF1
Step-UpDown
DC/DC
Converter
CH1
EAOUT1
PGOOD1_DELAY
or
PGOOD2_DELAY
VREF
DMAX1
VO1_SENSE
VO1_SENSE
VGATE
PGOOD2(Int) POWER
VGATE SWITCH2
PGOOD2(Int)
PGOOD2
PGOOD2_DELAY
EAOUT2
RESET
Block 2
REF2
Step-UpDown
DC/DC
Converter
EAIN2
CH2
VBATT
VBATT
VBATT
LVB
V_STDBY
VOUT1
VO1_SENSE
VIN1
VBATT
SW1
PGND1
VOUT2
VO2_SENSE_IN
VO2_SENSE
HG
VBATT
LG
VIN2
SW2
VREF
DMAX2
SREGO1
SREGC1
SREGO2
SREGO3
SREGC2
SREGC3
V_STDBY
WAKE1B
WAKE2B
WAKE3B
WAKE4B
SEQ_SELECT
DATA
STRB
SCKIN
CLEAR
SLEEP
EXT_CLOCK
GND
VGATESEL1
VGATESEL2
WATCHDOG
VGATE
REF3 Series Pass
Regulator1
VGATE
REF4
Series Pass
Regulator2
PGND2
SREGI1
SREGO1
SREG12
SREGO2
VO1_SENSE
VBATT
REF5
PGOOD1(Int)
VGATE
Series Pass
Regulator3
VBATT
EXT_CLOCK
PGOOD2
CPoff
CONTROL (Int)
VBATT VO1_SENSE
SEQ_SELECT
VGATE
SREG2G
SREGI3
SREGO3
CH_PUMP
VGATE
Control
Logic
VG_select
VG_duty
Step-Up SWGATE
VBATT
DC/DC
Convertor
GNDGATE
REF2
REF4
REF1
REF3
REF5
On
REF DAC
VREF
VGATE
EXT gate
On
Buffer
VGATE_EXT
18730
28
Figure 12. MPC18730 Typical Application Diagram (Ni-MH Battery)
Analog Integrated Circuit Device Data
Freescale Semiconductor
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