MP1567 View Datasheet(PDF) - Monolithic Power Systems
Part Name
Description
MFG CO.
MP1567 Datasheet PDF : 11 Pages
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TM
MP1567 – 1.2A SYNCHRONOUS RECTIFIED STEP-DOWN CONVERTER
VIN
IN
2.6V to 6V
EN
OFF ON
BP
SS
C5
ENABLE
CKT & LDO
REGULATOR
VBP
2.4V
800KHz
OSCILLATOR
VBP
GATE
DRIVE
REGULATOR
CURRENT
SENSE
Vdr
AMPLIFIER
+
--
Vdr
PWM
COMPARATOR
+
--
CONTROL
LOGIC
Vdr
RAMP
CURRENT
LIMIT
COMPARATOR
UVLO &
THERMAL
SHUTDOWN
+
--
+
--
CURRENT
LIMIT
THRESHOLD
--
GM --
ERROR
AMPLIFIER
+
VFB
0.9V
BS
C7
SW
L1
PGND
FB
SGND
COMP
R3
C3
Figure 1—Functional Block Diagram
VOUT
MP1567_BD01
MP1567 Rev. 2.3
www.MonolithicPower.com
5
1/3/2006
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© 2006 MPS. All Rights Reserved.
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