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LT1171HVC Datasheet(PDF) 14 Page - Linear Technology

Part # LT1171HVC
Description  100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators
PDF  20 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT1171HVC Datasheet(HTML) 14 Page - Linear Technology

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14
LT1170/LT1171/LT1172
High Efficiency 5V Buck Converter
Forward Converter
1170/1/2 TA16
C1
2000
µF
C3
R4
R2
1.24k
VIN
20V TO 30V
R3
LT1170
VIN
VSW
FB
VC
1
N
D3
L1
25
µH
C4
R6
330
Ω
R5
1
Ω
C2
M
D2
D1
VOUT
5V, 6A
T1
Q1
D4
R1
3.74k
GND
+
+
VSW
FB
GND
VIN
VC
LT1170
+
C1
330
µF
35V
C6
0.02
µF
C4
0.1
µF
R1
680
Ω
C5
0.03
µF
D1
MBR330p
C3
4.7
µF
TANT
D2
1N4148
L1
50
µH
R2*
0.013
Ω
C2
390
µF
16V
VOUT
5V
3A**
+
×
MODE LOGIC
220pF
<0.3V = NORMAL MODE
>2.5V = SHUTDOWN
OPEN = BURST MODE
* R2 IS MADE FROM PC BOARD
COPPER TRACES.
** MAXIMUM CURRENT IS DETERMINED
BY THE CHOICE OF LT1070 FAMILY.
SEE APPLICATION SECTION.
VIN
1170/1/2 TA17
OPTIONAL
OUTPUT
FILTER
100
µF
16V
10
µH
3A
+
VC
GND
MODE
DIODE
VOUT
VLIM
V+
LT1432
VIN
TYPICAL APPLICATIO S



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