ltm4603hv Linear Technology Corporation, ltm4603hv Datasheet - Page 20

• Manufacturer Part Number: ltm4603hv
• Description: 6a, 28vin Dc/dc ?module With Pll, Output Tracking And Margining
• Manufacturer: Linear Technology Corporation

APPLICATIO S I FOR ATIO
LTM4603HV
20
10V TO 28V
FOR ≥12V INPUT
U
4.5V TO 28V
10μF
V
35V
IN
C2
EFFICIENCY
IMPROVE
10μF
V
35V
U
IN
C2
5% MARGIN
C1
10μF
35V
100k
392k
1%
R2
CMSSH-3C3
R1
100k
V
R2
W
C1
10μF
35V
OUT
PGOOD
DUAL
V
OUT
100k
392k
5% MARGIN
R4
100k
R1
R4
SOT-323
PGOOD
MPGM
RUN
COMP
INTV
DRV
Figure 19. 3.3V at 5A Design
PGOOD
MPGM
RUN
COMP
INTV
DRV
CC
U
CC
SGND
Figure 18. 5V at 5A Design
V
IN
CC
CC
SGND
V
LTM4603HV
IN
PLLIN
PGND
LTM4603HV
MARGIN CONTROL
PLLIN
PGND
TRACK/SS
f
MARGIN CONTROL
V
DIFFV
SET
TRACK/SS
OUT_LCL
MARG0
MARG1
V
V
R
150k
OSNS
OSNS
f
DIFFV
SET
V
fSET
V
OUT
OUT
OUT_LCL
V
MARG0
MARG1
V
V
FB
OSNS
OSNS
+
–
V
OUT
V
OUT
TRACK/SS CONTROL
FB
+
–
C6 100pF
REVIEW TEMPERATURE
TRACK/SS CONTROL
REVIEW TEMPERATURE
DERATING CURVE
8.25k
DERATING CURVE
C6 100pF
R
R
82.5k
SET
fSET
4603HV F19
4603HV F18
R
13.3k
SET
+
+
C3
100μF
6.3V
SANYO POSCAP
C3
100μF
6.3V
SANYO POSCAP
V
3.3V
5A
OUT
V
5V
5A
OUT
REFER TO
TABLE 2
4603hvf