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LT3477 Datasheet(PDF) 17 Page - Linear Technology

Part # LT3477
Description  3A, DC/DC Converter with Dual Rail-to-Rail Current Sense
PDF  20 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT3477 Datasheet(HTML) 17 Page - Linear Technology

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LT3477
17
3477fc
TYPICAL APPLICATIONS
ISN1
ISP1
VIN
IADJ1
IADJ2
FBN
ISP2
R3
200k
R1
0.1Ω
R4
10k
C1
3.3μF
LED BRIGHTNESS
CONTROL
0mV TO 650mV
VIN
2.7V TO 10V
C3
33nF
C2
4.7μF
CC
10nF
C1: TAIYO YUDEN LMK316BJ335ML
C2: MURATA GRM31CR71E475KA88L
D1: DIODES, INC. B320A
L1: TOKO FDV0630-4R7M
3477 TA06a
R2
18k
SW1
L1
4.7μH
D1
LED1
FBP
SS
GND
LT3477
ISN2
RT
SHDN
VC
VREF
SHDN
LED2
Buck-Boost Mode LED Driver
Efficiency
IOUT (A)
0
65
70
75
0.6
1.0
3477 TA06b
60
55
50
0.2
0.4
0.8
80
85
90
VIN = 8V
VIN = 4.2V
VIN (V)
IOUT (A)
2.7
0.57
3.6
0.74
4.2
0.83
5
0.93
8
1.0



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