Datasheet

LTC3534
8
3534fb
For more information www.linear.com/LTC3534
block DiagraM
–
+
–
+
–
+
–
+
–
+
PWM
LOGIC
AND
OUTPUT
PHASING
GATE
DRIVERS
AND
ANTICROSS
CONDUCTION
Burst Mode OPERATION
CONTROL
UVLO
2.2V
SUPPLY
CURRENT
LIMIT
SW A
SW1
PV
IN
V
IN
RUN/SS
R
SS
C
SS
SW2
L1
ANTIRING
V
IN
2.4V TO 7V
SW D
REVERSE
CURRENT
LIMIT
AVERAGE
CURRENT
LIMIT
SW B
1.8A
SW C
PGND2PGND1
–500mA
+
+
+
+
PGND2PGND1 GND EXPOSED PAD
V
OUT
11
15
14
71734
2
10
65
12
13
FB
V
C
C
P1
R
Z
C
P2
PWM
SLEEP
3534 BD
V
OUT
1.8V TO 7V
PWM
COMPARATORS
–
+
1
100k
G
m
=
2.6A
–
+
THERMAL
SHUTDOWN
SHUTDOWN
AND
SOFT-START
1MHz
OSC
V
REF
1V
ERROR
AMP
C
IN
SHUTDOWN
C
OUT
C
Z1
R
FF
R1
R2