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LTM4627 Datasheet(PDF) 9 Page - Linear Technology

Part # LTM4627
Description  15A DC/DC Module Regulator
PDF  32 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTM4627 Datasheet(HTML) 9 Page - Linear Technology

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LTM4627
9
4627fc
For more information www.linear.com/LTM4627
BLOCK DIAGRAM
Figure 1. Simplified LTM4627 Block Diagram
POWER
CONTROL
C
VOUT
VIN
5.1V
1M
60.4k
fSET
RUN
VFB
SGND
COMP
VOUT_LCL
R2
R1
MODE_PLLIN
TRACK/SS
RfSET
100k
RFB
90.9k
CSS
4627 F01
0.47µH
M1
VOUT
VOUT
1V
15A
VIN
VIN
4.5V TO 20V
M2
INTERNAL
COMP
INTERNAL
LOOP
FILTER
INTVCC
250k
DIFF_OUT
VOSNS+
VOSNS–
GND
PGOOD
INTVCC
EXTVCC
> 1.4V = ON
< 1.1V = OFF
MAX = 5V
1.5µF
10µF
+
CIN
COUT
+
10k
INTVCC
DIFF
AMP
DECOUPLING REQUIREMENTS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
CIN
External Input Capacitor Requirement
(VIN = 4.5V to 20V, VOUT = 1.5V)
IOUT = 15A
66
µF
COUT
External Output Capacitor Requirement
(VIN = 4.5V to 20V, VOUT = 1.5V)
IOUT = 15A
200
µF
TA = 25°C. Use Figure 1 configuration.



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