Linear Technology Analog Devices LTM4622A, Datasheet

Page: 25 / 30

LTM4622A
25
Rev B
For more information www.analog.com
APPLICATIONS INFORMATION
Figure 30. 4V
IN
to 20V
IN
, 1.5V and 3.3V Output at 2A Design with Output Coincident Tracking
0.1µF
13.3k
60.4k
V
OUT1
40.2k
4622A F30
V
OUT1
1.5V, 2A
47µF
V
OUT1
V
OUT2
3.3V, 2A
47µF
V
OUT2
FB1
COMP1
COMP2
FREQ
GND
LTM4622A
PGOOD1 PGOOD2
INTV
CC
SYNC/MODE
TRACK/SS1
TRACK/SS2
13.3k
FB2
V
IN
4V TO 20V
V
IN2
V
IN1
RUN2
RUN1
10µF
10µF
10k
10µF
×4
V
IN
4V TO 20V
V
OUT
1.5V, 8A
1µF
47µF
×4
0.1µF
V
OUT1
V
OUT2
FB1
COMP1
COMP2
FREQ
GND
LTM4622A
PGOOD1 PGOOD2
PGOOD
V
IN2
RUN1
V
IN1
RUN2
INTV
CC
INTV
CC
SYNC/MODE
TRACK/SS1
TRACK/SS2
FB2
4622A F31
V
OUT1
V
OUT2
FB1
COMP1 COMP
COMP
FB
COMP2
FREQ
GND
LTM4622A
PGOOD1 PGOOD2
V
IN2
RUN1
V
IN1
RUN2
INTV
CC
PGOOD
SYNC/MODE
TRACK/SS1
TRACK/SS2
FB2
SET
MOD
OUT3
GND
OUT4
LTC6902
200k
V
+
DIV
OUT2
PH
OUT1
FB
Figure 31. 4 Phase, 1.5V Output at 8A Design with LTC6902