DC1297B Linear Technology, DC1297B Datasheet - Page 23

• Manufacturer Part Number: DC1297B
• Description: BOARD EVAL LTM4612
• Manufacturer: Linear Technology
• Series: µModuler

Specifications of DC1297B

• Design Resources: LTM4612 Spice Model LTM4612 Gerber Files DC1297B Design Files DC1297B Schematic
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Power - Output: -
• Voltage - Output: 3.3V, 5V ,12V
• Current - Output: 5A
• Voltage - Input: 5 ~ 36 V
• Regulator Topology: Buck
• Frequency - Switching: 850kHz
• Board Type: Fully Populated
• Utilized Ic / Part: LTM4612
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

applicaTions inForMaTion
118k
R5
C11
0.1µF
OSCILLATOR
V
GND
SET
LTC6908-1
+
2-PHASE
22V TO 36V
OUT1
OUT2
MOD
V
IN
+
C5
100µF
50V
Figure 22. 2-Phase, 12V and 10V at 5A Design
PULL-UP SUPPLY ≤ 5V
PULL-UP SUPPLY ≤ 5V
C8
10µF
50V
C2
10µF
50V
R4
100k
R3
100k
12V TRACK
R2
100k
R7
100k
R8
100k
R9
6.34k
C7
0.15µF
V
PGOOD
RUN
COMP
INTV
DRV
f
TRACK/SS
V
PGOOD
RUN
COMP
INTV
DRV
f
TRACK/SS
SET
SET
D
D
SGND
SGND
CC
CC
C1
10µF
50V
C11
10µF
50V
CC
CC
LTM4612
LTM4612
V
V
IN
IN
PGND
PGND
MARG0
MARG1
MARG0
MARG1
MPGM
MPGM
PLLIN
PLLIN
5% MARGIN
V
V
FCB
FCB
OUT
OUT
V
V
FB
FB
CLOCK SYNC
0° PHASE
CLOCK SYNC
180° PHASE
R1
392k
R6
392k
MARGIN
CONTROL
MARGIN
CONTROL
4612 F22
R
5.23k
R
6.34k
FB1
FB2
C6
22pF
C1
22pF
LTM4612
C3
22µF
16V
C9
22µF
16V
+
+
12V AT 5A
10V AT 5A
23
C10
220µF
16V
C4
220µF
16V
4612fb