LTC3538EDCB-TRPBF View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC3538EDCB-TRPBF' PDF : 16 Pages View PDF
BLOCK DIAGRAM
LTC3538
L1
+
VIN
2.4V TO 5.5V
CIN
VIN
8
+
2A –
+
3.5A –
+
2.3V –
BURST
4
1 = BurstMode OPERATION
0 = FIXED FREQUENCY
5μs
DELAY
SW1
7
A
B
ANTI-RING
GATE DRIVERS
AND
ANTICROSS
CONDUCTION
AVERAGE
CURRENT LIMIT
SW2
6
D
0.5A
C
–+
REVERSE
CURRENT
LIMIT
VOUT
5
VOUT
R1
CZ1
COUT
PEAK
CURRENT LIMIT
UVLO
PWM LOGIC
AND
PWM
OUTPUT PHASING COMPARATORS
THERMAL
SHUTDOWN
OSC
1MHz
BURST
BURST
MODE
CONTROL
SLEEP
SS DONE
FB
GND
3
1V
SOFT-START
FB
1
CP1
CP2
RZ
R2
VC
2
TSD
UVLO
INTERNAL
SOFT-START
3538 BD
OFF ON
3538fb
7
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