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MP4473GL Datasheet(PDF) 11 Page - Monolithic Power Systems

Part # MP4473GL
Description  High-Efficiency, Fast-Transient, 3.5A, 36V Synchronous, Step-Down Converter
PDF  21 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP4473GL Datasheet(HTML) 11 Page - Monolithic Power Systems

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MP4473–HIGH-EFFICIENCY, FAST-TRANSIENT, SYNCHRONOUS, STEP-DOWN CONVERTER
MP4473 Rev. 1.0
www.MonolithicPower.com
11
12/15/2014
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2014 MPS. All Rights Reserved.
BLOCK DIAGRAM
Over-Current
Timer
MP4473
EN
Reference
VIN
SW
PGOOD
Comparator
GND
Refresh
Timer
BST
SOFT Start/Stop
+
-
SS
0.8V
FB
UV Detect
Comparator
Amplifier
+
-
Current
Sense
LS
Driver
HS
Driver
Current
Modulator
LOGIC
BSTREG
xS
xR
Q
UV
ON
Timer
OFF
Timer
5V
LDO
SS
FB
PG
0.4V
0.8V
LOOP
Comparator
+
OC
PWM
VCC
RSEN
AGND
FREQ
1MEG
HS ILIM
Comparator
ILIM
Vcc
Figure 1: Functional Block Diagram



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