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LTC3722IGN-2-TRPBF 查看數據表(PDF) - Analog Devices
零件编号
产品描述 (功能)
生产厂家
LTC3722IGN-2-TRPBF
Synchronous Dual Mode Phase Modulated Full Bridge Controllers
Analog Devices
LTC3722IGN-2-TRPBF Datasheet PDF : 28 Pages
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BLOCK DIAGRAM
LTC3722-1/LTC3722-2
LTC3722-2 Voltage Mode SYNC Phase-Shift PWM
V
CC
UVLO
18
12
V
REF
14
C
T
SYNC SPRG DPRG SBUS
24
1
13
5
10
V
CC
UVLO
10.25V = ON
6V = OFF
FB
–
6
ERROR
AMPLIFIER
+
+
1.2V
COMP
4
–
5V
R1
50k
2
RAMP
– +
650mV
5V
REF AND LDO
1.2V
REF GOOD
SYSTEM
UVLO
V
CC
GOOD
–
+
PHASE
MODULATOR
OSC
1 = ENABLE
0 = DISABLE
Q
T
QB
QB R
V
REF
QS
SS
12µA
7
SHUTDOWN
CURRENT
LIMIT
+
FAULT
LOGIC
650mV
–
M2
R QB
S
PASSIVE
DELAY
SYNC
RECTIFIER
DRIVE
LOGIC
ACTIVE
DELAY
CS
3
BLANK
+
23
300mV
–
PULSE BY PULSE
GND
CURRENT LIMIT
PDLY
9
OUTA
21
OUTB
20
OUTE
16
OUTF
15
OUTC
19
OUTD
17
ADLY
11
372212 BD02
PGND
22
Rev C
For more information
www.analog.com
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