DC1041A-A Linear Technology, DC1041A-A Datasheet - Page 9

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DC1041A-A

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

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
DECOUPLING REQUIREMENTS
SIMPLIFIED BLOCK DIAGRAM
SYMBOL
C
C
IN
OUT
C
40.2k
<0.9V = OFF
R
SS
MAX = 5V
>2V = ON
SET
PARAMETER
External Input Capacitor Requirement
(V
External Output Capacitor Requirement
(V
IN
IN
TRACK/SS
V
OUT_LCL
= 4.5V to 20V, V
= 4.5V to 20V, V
MARG1
MARG0
PGOOD
INTV
MPGM
DRV
COMP
PLLIN
SGND
RUN
f
V
SET
CC
CC
FB
INTERNAL
OUT
OUT
COMP
Figure 1. Simplifi ed LTM4601/LTM4601-1 Block Diagram
39.2k
= 1.5V)
= 1.5V)
4.7μF
60.4k
(50Ω, LTM4601-1)
CONDITIONS
I
I
OUT
OUT
50k
1M
POWER CONTROL
T
= 12A, 3× 10μF Ceramics
= 12A
A
50k
= 25°C, V
50k
V
OUT
5.1V
ZENER
IN
= 12V. Use Figure 1 confi guration.
10k
INTV
LTM4601/LTM4601-1
CC
+
Q1
Q2
10k
10k
22μF
1.5μF
10k
MIN
100
20
PGND
V
V
DIFFV
C
+
OSNS
OSNS
OUT
4601 F01
OUT
+
+
TYP
200
C
30
IN
V
4.5V TO 20V
V
1.5V
12A
IN
OUT
MAX
NOT INCLUDED
IN THE LTM4601-1
V
V
DIFFV
OSNS
OSNS
OUT
+
= NC1
= NC2
= NC3
UNITS
4601fb
9
μF
μF

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