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ADP2389ACPZ-R7 数据表(PDF) 3 Page - Analog Devices

部件名 ADP2389ACPZ-R7
功能描述  18 V, 12 A Step-Down Regulator with Programmable Current Limit
PDF  23 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP2389ACPZ-R7 数据表(HTML) 3 Page - Analog Devices

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Data Sheet
ADP2389/ADP2390
Rev. 0 | Page 3 of 23
DETAILED FUNCTIONAL BLOCK DIAGRAM
Figure 3. ADP2389/ADP2390 Detailed Functional Block Diagram
CONTROL
LOGIC
AND MOSFET
DRIVER WITH
ANTICROSS
PROTECTION
IMAX
HICCUP
MODE
+
–
+
0.6V
ISS
SS
FB
COMP
gm
FTW
OCP
CMP
+
–
–
+
+
–
INEG
+
–
NEGATIVE
CURRENT
COMPARATOR
BST
PVIN
VREG
5V
REGULATOR
SW
NFET
NFET
VREG
PGND
DRIVER
DRIVER
DEGLITCH
PGOOD
GND
EN_BUF
EN
1.2V
1.3µA
ILIM
CLK
SLOPE RAMP
RT
OSC
OCP
THRESHOLD
SETTING
FAST
TRANSIENT
WINDOW
4.8µA
SKIP
CMP
ADP2390
ONLY
PFM
THRESHOLD
Σ
SLOPE RAMP
–
+
OVP
0.7V
–
+
0.66V
–
+
0.54V
CLK
ACS
+
–
SHUTDOWN
LOGIC
THERMAL
SHUTDOWN
UVLO
BOOST
REGULATOR
VIN
ADP2389/ADP2390



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