Datasheet

LTM4618
20
4618fa
Figure 21. Typical 6V to 26.5V Input, 2.5V at 6A Design, 500kHz Operation
TYPICAL APPLICATIONS
4618 F21
V
IN
COMP
TK/SS
RUN
FREQ
V
OUT
V
FB
PGOOD
MODE/PLLININTV
CC
EXTV
CC
LTM4618
SGND PGND
10k
28.7k
31.6k
C
OUT
100µF
s3
C2
47pF
V
OUT
2.5V/6A
C1
0.1µF
C
IN
10µF
s2
V
IN
6V TO 26.5V
R2UVLO FUNCTION
R1
V
IN
V
IN
•
R2
R1R2
¥
§
¦
´
¶
µ
r1.22V
Figure 22. Two LTM4618 Parallel, 2.5V at 12A Design
4618 F22
V
IN
COMP
TK/SS
RUN
FREQ
V
OUT
V
FB
INTV
CC
MODE/PLLINPGOOD
LTM4618
SGND PGND EXTV
CC
R4
14.3k
C
OUT
100µF
s4
C4
47pF
V
OUT
2.5V/12A
V
IN
COMP
TK/SS
RUN
FREQ
V
OUT
V
FB
INTV
CC
MODE/PLLIN
EXTV
CC
PGOOD
LTM4618
SGND PGND
C3
0.47µF
C
IN1
10µF
V
IN
6V TO 26.5V
ON/OFF
V
+
GND
SET
OUT1
OUT2
MOD
LTC6908-1
2-PHASE OSCILLATOR
C5
0.1µF
WITH CLOCK SYNC,
SOFT-START THE REGULATOR FOR APPROXIMATELY 100ms
R5
165k
C
IN2
10µF
CLOCK SYNC
180° PHASE
CLOCK SYNC
0° PHASE
C3 
100ms • 2 • 1.3μA
0.8V