LTM4601 LINER [Linear Technology], LTM4601 Datasheet - Page 23

• Manufacturer Part Number: LTM4601
• Description: 12A DC/DC ?Modules with PLL, Output Tracking and Margining
• Manufacturer: LINER [Linear Technology]

APPLICATIO S I FOR ATIO
0.1µF
118k
1%
C1
1
2
3
V
GND
SET
OSCILLATOR
LTC6908-1
+
2-PHASE
OUT1
OUT2
MOD
U
6
5
4
4.5V TO 20V
U
V
IN
*C5 OPTIONAL TO REDUCE ANY LC RINGING.
NOT NEEDED FOR LOW INDUCTANCE PLANE CONNECTION
4.5V TO 20V
+
W
C8
10µF
25V
×2
Figure 19. 2-Phase Parallel, 1.5V at 24A Design
C5*
100µF
25V
10µF
25V
PGOOD
C2
×2
V
OUT
U
R2
100k
392k
392k
MARGIN
R1
100k
5%
R4
PGOOD
MPGM
RUN
COMP
INTV
DRV
PGOOD
MPGM
RUN
COMP
INTV
DRV
CC
CC
CC
CC
SGND
SGND
V
V
IN
IN
LTM4601-1
LTM4601
PLLIN
PGND
PLLIN
PGND
MARGIN CONTROL
TRACK/SS
TRACK/SS
CLOCK SYNC
0° PHASE
CLOCK SYNC
180° PHASE
f
f
V
DIFFV
SET
V
SET
LTM4601/LTM4601-1
TRACK/SS CONTROL
OUT_LCL
OUT_LCL
MARG0
MARG1
MARG0
MARG1
V
V
OSNS
OSNS
V
V
NC3
NC2
NC1
OUT
OUT
OUT
V
V
FB
FB
+
–
4601 F19
C6 220pF
C7
0.033µF
TRACK/SS CONTROL
R
20k
SET
100pF
REFER TO
TABLE 2
C3
22µF
6.3V
V
N = NUMBER OF PHASES
470µF
OUT
C3
22µF
6.3V
6.3V
REFER TO
C4
TABLE 2
= 0.6V
+
+
60.4k
23
N
R
SET
C4
470µF
6.3V
V
1.5V
24A
+ R
OUT
4601f
SET