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ISL8013A View Datasheet(PDF) - Intersil
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Description
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ISL8013A
3A Low Quiescent Current 1MHz High Efficiency Synchronous Buck Regulator
Intersil
ISL8013A Datasheet PDF : 17 Pages
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ISL8013A
Block Diagram
SYNCH
SOSoFfTt
START
SHUTDOWN
-
EN
BANDGAP
0.8V
EAMP
-
27pF
390k
OSCILLATOR
+
COMP
-
VFB
3pF
+
SHUTDOWN
PWM/PFM
LOGIC
CONTROLLER
PROTECTION
DRIVER
6k
SLSOloPpEe
COMP
PG
SGND
+
0.736V
-
1ms
DELAY
+
OCP
-
+
CSA
-
1.4V
+
SKIP
-
0.5V
ZERO-CROSS
SENSING
-
SCP
0.2V
+
FIGURE 2. FUNCTIONAL BLOCK DIAGRAM
VIN
LX
PGND
4
FN7526.0
November 25, 2009
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