DC1041A-A Linear Technology, DC1041A-A Datasheet - Page 23

• Manufacturer Part Number: DC1041A-A
• Description: BOARD EVAL LTM4601
• Manufacturer: Linear Technology
• Series: µModuler

Specifications of DC1041A-A

• Design Resources: LTM4601 Spice Model LTM4601 Gerber Files DC1041 Design File DC1041 Schematic
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Power - Output: -
• Voltage - Output: 1.2V, 1.5V, 1.8V, 2.5V, 3.3V, 5V
• Current - Output: 12A
• Voltage - Input: 4.5 ~ 20V
• Regulator Topology: Buck
• Frequency - Switching: 850kHz
• Board Type: Fully Populated
• Utilized Ic / Part: LTM4601A
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

APPLICATIONS INFORMATION
4.5V TO 20V
BULK
4.5V TO 16V
V
OPT
C
IN
IN
+
10μF
V
25V
IN
C2
3
100k
R2
PGOOD
C
10μF
25V
V
IN
3 CER
100k
OUT
5% MARGIN
R2
PGOOD
V
100k
OUT
392k
5% MARGIN
R4
Figure 18. Typical 4.5V-20V
100k
R1
ON/OFF
R1
392k
R4
PGOOD
MPGM
RUN
COMP
INTV
DRV
PGOOD
MPGM
RUN
COMP
INTV
DRV
Figure 17. 3.3V at 10A Design
CC
CC
SGND
V
CC
CC
SGND
IN
V
IN
LTM4601
PLLIN
PGND
LTM4601
PLLIN
PGND
TRACK/SS
MARGIN CONTROL
CLOCK SYNC
TRACK/SS
f
V
SET
DIFFV
OUT_LCL
f
MARG0
MARG1
V
V
SET
IN
V
DIFFV
OSNS
OSNS
OUT_LCL
MARG0
MARG1
V
V
V
, 1.5V at 12A Design
OSNS
OSNS
OUT
V
OUT
V
FB
OUT
OUT
V
+
–
FB
C5
0.01μF
+
–
REVIEW TEMPERATURE
TRACK/SS CONTROL
MARGIN
CONTROL
REVIEW TEMPERATURE
C3 100pF
DERATING CURVE
C6 100pF
DERATING CURVE
R
130k
fSET
4601 F18
LTM4601/LTM4601-1
4601 F17
R
40.2k
SET
R
13.3k
SET
+
TABLE 2 FOR
DIFFERENT
REFER TO
VOLTAGE
OUTPUT
C
100μF
6.3V
C3
100μF
6.3V
SANYO POSCAP
OUT1
V
3.3V
10A
OUT
+
C
470μF
6.3V
OUT2
V
1.5V
12A
OUT
23
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