Datasheet

LTM4620A
34
4620afb
For more information www.linear.com/LTM4620A
TYPICAL APPLICATIONS
Figure 28. LTM4620A 3.3V and 2.5V Output Tracking
4620A F28
LTM4620A
V
IN
TEMP RUN1 RUN2 TRACK1 TRACK2 f
SET
C
OUT2
100µF 6.3V
R8 19.1k
R2 10k
C
OUT1
100µF 6.3V
PHASMD
V
OUT1
V
OUTS1
SW1
V
FB1
V
FB2
COMP1 COMP2
V
OUTS2
V
OUT2
SW2
PGOOD2
MODE_PLLIN CLKOUT INTV
CC
EXTV
CC
PGOOD1
PGOOD1
INTV
CC
INTV
CC
INTV
CC
INTV
CC
SGND GND DIFFP DIFFN DIFFOUT
R5 13.3k
PGOOD2
R9 60.4k
R1* 10k
D1*
5.1V ZENER
5V TO 16V INTERMEDIATE BUS
C5 0.1µF
C1 22µF 25V
R7 90.9k
C2 22µF 25V
C3 22µF 25V
C4 22µF 25V
C10 4.7µF
+
+
R3 10k
* PULL-UP RESISTOR AND ZENER ARE OPTIONAL
33pF
V
OUT1
3.3V
V
IN
V
OUT1
3.3V 13A V
OUT2
2.5V 13A
100pF
C
OUT4
220µF 6.3V
C
OUT3
100µF 6.3V
R6 100k