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ADP5054ACPZ-R7 Datasheet(PDF) 3 Page - Analog Devices

No. de pieza ADP5054ACPZ-R7
Descripción Electrónicos  Quad Buck Regulator Integrated Power Solution
PDF  31 Pages
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Fabricante Electrónico  AD [Analog Devices]
Página de inicio  http://www.analog.com
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ADP5054ACPZ-R7 Datasheet(HTML) 3 Page - Analog Devices

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Data Sheet
ADP5054
Rev. B | Page 3 of 31
DETAILED FUNCTIONAL BLOCK DIAGRAM
+
–
Q1
UVLO1
PVIN1
SW1
BST1
DL1
VREG
VREG
DRIVER
DRIVER
PGND
CONTROL LOGIC
AND MOSFET
DRIVER WITH
ANTICROSS
PROTECTION
EN1
0.8V
1MΩ
HICCUP AND
LATCH-UP
OCP
COMP1
FB1
0.8V
CLK1
SLOPE
COMP
CLK1
0.72V
PWRGD1
ZERO
CROSS
+
–
+
–
CURRENT LIMIT
SELECTION
FREQ
FOLDBACK
+
–
+
–
CHANNEL 1—BUCK
DUPLICATE
CHANNEL 1
CHANNEL 2—BUCK
CURRENT BALANCE
EN2
COMP2
FB2
DL2
PVIN2
SW2
BST2
VID1
EA1
CMP1
RT
OSCILLATOR
SYNC/MODE
FUNCTION
DECODER
CFG12
CFG34
VDD
VREG
INTERNAL
REGULATOR
PVIN1
VREG
POWER-ON
RESET
PWRGD
HOUSE-KEEPING
LOGIC
ACS1
+
–
Q3
Q4
UVLO3
PVIN3
SW3
BST3
VREG
VREG
DRIVER
DRIVER
PGND3
CONTROL LOGIC
AND MOSFET
DRIVER WITH
ANTICROSS
PROTECTION
EN3
0.8V
1MΩ
HICCUP AND
LATCH-UP
OCP
COMP3
0.8V
CLK3
SLOPE
COMP
CLK3
0.72V
PWRGD3
ZERO
CROSS
+
–
+
–
FREQ
FOLDBACK
+
–
+
–
CHANNEL 3—BUCK
DUPLICATE
CHANNEL 3
CHANNEL 4—BUCK
CURRENT BALANCE
EN4
COMP4
FB4
PGND4
PVIN4
SW4
BST4
VID3
EA3
CMP3
ACS3
FB3
Figure 2.



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