Datasheet

BOOT
VCC
VIN
SW
CS
DIM
RON
GND
VIN
SENSE
7V BIAS
REGULATOR
BYPASS
SWITCH
VCC
UVLO
THERMAL
SHUTDOWN
ON TIMER
R
ON
Complete
Start
+
-
300 ns MIN
OFF TIMER
Complete
Start
LOGIC
+
-
+
-
+
-
CURRENT
LIMIT OFF
TIMER
BUCK
SWITCH
CURRENT
SENSE
LEVEL
SHIFT
GATE DRIVE
UVLO
VIN
+
-
1.5A
0.7V
0.2V
0.3V
1.5V
5V
75 PA
SD
LM3404, LM3404HV
SNVS465F –OCTOBER 2006–REVISED MAY 2013 www.ti.com
BLOCK DIAGRAM
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