Datasheet

LTM4637
25
4637fc
For more information www.linear.com/LTM4637
Typical applicaTions
Figure 24. 1.2V, 80A, Current Sharing with 4-Phase Operation
COMP
TRACK/SS
RUN
f
SET
MODE_PLLIN
TEMP
PGOOD
V
OUT
V
OUT_LCL
DIFF_OUT
V
OSNS
+
V
OSNS
V
FB
LTM4637
V
IN
R
FB2
15k
R1
10k
C22
22µF
25V
R2
200k
4-PHASE CLOCK
C28
0.1µF
470pF
2.2µF
V
IN
5V TO 16V
V
OUT
1.2V AT 80A
C21
470µF
6.3V
×2
C15
470µF
6.3V
×2
C18
100µF
6.3V
×2
C8
470µF
6.3V
×2
C11
100µF
6.3V
×2
C4
470µF
6.3V
×2
C6
100µF
6.3V
×2
C24
100µF
6.3V
×2
C20
22µF
25V
INTV
CC
SGND GND
C2
1µF
+
EXTV
CC
COMP
TRACK/SS
RUN
f
SET
MODE_PLLIN
TEMP
PGOOD
V
OUT
V
OUT_LCL
DIFF_OUT
V
OSNS
+
V
OSNS
V
FB
LTM4637
V
IN
INTV
CC
INTV
CC
INTV
CC
SGND GND
+
EXTV
CC
V
+
DIV
PH
OUT1
OUT2
SET
MOD
GND
OUT4
OUT3
LTC6902
COMP
TRACK/SS
RUN
f
SET
MODE_PLLIN
TEMP
PGOOD
V
OUT
V
OUT_LCL
DIFF_OUT
V
OSNS
+
V
OSNS
V
FB
LTM4637
V
IN
INTV
CC
SGND GND
+
EXTV
CC
COMP
TRACK/SS
RUN
f
SET
MODE_PLLIN
TEMP
PGOOD
V
OUT
V
OUT_LCL
DIFF_OUT
V
OSNS
+
V
OSNS
V
FB
LTM4637
V
IN
INTV
CC
4637 F24
SGND GND
+
EXTV
CC
50k
50k
50k
50k
C18
22µF
25V
C14
22µF
25V
22µF
25V
C1
22µF
25V
C3
22µF
25V
22µF
25V
C9
22µF
25V
C7
22µF
25V
2.2µF
2.2µF
2.2µF