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LTC3538EDCB-TRPBF Просмотр технического описания (PDF) - Linear Technology
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Компоненты Описание
Список матч
LTC3538EDCB-TRPBF
800mA Synchronous Buck-Boost DC/DC Converter
Linear Technology
LTC3538EDCB-TRPBF Datasheet PDF : 16 Pages
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BLOCK DIAGRAM
LTC3538
L1
+
V
IN
2.4V TO 5.5V
C
IN
V
IN
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
V
OUT
5
V
OUT
R1
C
Z1
C
OUT
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
C
P1
C
P2
R
Z
R2
V
C
2
TSD
UVLO
INTERNAL
SOFT-START
3538 BD
OFF ON
3538fb
7
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