參數(shù)資料
型號： PC33702DWB
廠商： FREESCALE SEMICONDUCTOR INC
元件分類： 穩(wěn)壓器
英文描述： 6 A SWITCHING REGULATOR, 400 kHz SWITCHING FREQ-MAX, PDSO32
封裝： PLASTIC, SOIC-32
文件頁數(shù)： 12/24頁
文件大?。?/td> 841K
代理商： PC33702DWB
33702
MOTOROLA ANALOG INTEGRATED CIRCUIT DEVICE DATA
2
Figure 1. 33702 Simplified Block Diagram
Buck
Control
Logic
+
-
+
-
Thermal
Limit
Current
Limit
Error
Amp.
PWM
Comp.
UVLO
VBST
VDDI
SW
FREQ
Power
Down
Reset
Control
POR
Timer
SysCon
INV
EN2
0.8V
(2)
EN1
SoftSt
CLKSYN
VIN2
Buck
HS
&
LS
Driver
VBST
+
-
Vref
Power
Enable
8.0V
VBST
Boost
Control
VBD
VDDI
LDRV
Vref
LFB
CS
LDO
RT
RESET
VDDI
SDA
SCL
PGND
Reset
VIN1
VIN
BOOT
CLKSEL
VOUT
VLDO
LCMP
Vref
VDDI
Q2
Q1
(2)
(4)
ADDR
I2C
Interface
I2C
Control
I2C
Control
VDDI
Internal
Supply
VDDI
Bandgap
Voltage
Reference
Power
Sequencing
Voltage Margining
W-dog Timer
VBST
Slope
Comp.
VOUT
To Reset
Control
Pow.
Seq.
Switcher
Oscillator
300kHz
VBST
Linear
Regulator
Control
I-lim
PGND
Pow. Seq.
VOUT
Q3
Q4
INV
LFB
Buck
Control
Logic
Buck
Control
Logic
+
-
+
-
+
-
+
-
Thermal
Limit
Current
Limit
Error
Amp.
PWM
Comp.
UVLO
VBST
VDDI
SW
FREQ
Power
Down
Reset
Control
POR
Timer
SysCon
INV
EN2
0.8V
(2)
EN1
SoftSt
CLKSYN
VIN2
Buck
HS
&
LS
Driver
Buck
HS
&
LS
Driver
VBST
+
-
+
-
Vref
Power
Enable
8.0V
VBST
Boost
Control
Boost
Control
VBD
VDDI
LDRV
Vref
LFB
CS
LDO
RT
RESET
VDDI
SDA
SCL
PGND
Reset
VIN1
VIN
BOOT
CLKSEL
VOUT
VLDO
LCMP
Vref
VDDI
Q2
Q1
(2)
(4)
ADDR
I2C
Interface
I2C
Control
I2C
Control
VDDI
Internal
Supply
VDDI
Bandgap
Voltage
Reference
Power
Sequencing
Voltage Margining
W-dog Timer
VBST
Slope
Comp.
Slope
Comp.
VOUT
To Reset
Control
Pow.
Seq.
Switcher
Oscillator
300kHz
VBST
Linear
Regulator
Control
I-lim
Linear
Regulator
Control
I-lim
PGND
Pow. Seq.
VOUT
Q3
Q4
INV
LFB
VBST
VIN1
VIN
VDDI
VBST
VDDI
ILIM
VBST
VOUT
VLDO
VIN2
VOUT
PWR Seq.
VDDI
Watchdog Timer
VBD
VDDI
VBST
PWR Seq.
VDDI
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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