Datasheet

LM3444
V
CC
UVLO
S
R
Q
PWM
I-LIM
1.27V
ISNS
COFF
MOSFET
DRIVER
PGND
GATE
FILTER
V
CC
1.276V
THERMAL
SHUTDOWN
1M
1k
INTERNAL
REGULATORS
750 mV
33Ö
125 ns
LEADING EDGE BLANKING
COFF
LATCH
CONTROLLER
START
LM3444
www.ti.com SNVS682C –NOVEMBER 2010–REVISED MAY 2013
SIMPLIFIED INTERNAL BLOCK DIAGRAM
Figure 10. Simplified Block Diagram
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