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MP8725 Datasheet(PDF) 8 Page - Monolithic Power Systems

Part No. MP8725
Description  21V, 5A, 500kHz Synchronous Step-down Converter
Download  14 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP8725 Datasheet(HTML) 8 Page - Monolithic Power Systems

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MP8725 – 5A, 21V, SYNCHRONOUS STEP-DOWN CONVERTER WITH INTERNAL MOSFETS
MP8725 Rev. 1.0
www.MonolithicPower.com
8
9/21/2011
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2011 MPS. All Rights Reserved.
BLOCK DIAGRAM
Reference
Oscillator
VCC
Regulator
-
+
-
+
HS
Driver
FB
EN/SYNC
IN
Current Sense
Amplifer
Current Limit
Comparator
Error Amplifier
SW
BST
GND
LS
Driver
VCC
+
BOOST
Regulator
Comparator
On Time Control
Logic Control
400K
1MEG
50pF
RSEN
1pF
VCC
PG
PG
Comparator
Figure 1—Function Block Diagram


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