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LT3477 Datasheet(PDF) 22 Page - Analog Devices

Part # LT3477
Description  60V, 1.5A LED Driver with Internal Exponential Scale Dimming
PDF  26 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LT3477 Datasheet(HTML) 22 Page - Analog Devices

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LT3950
22
Rev. 0
For more information www.analog.com
TYPICAL APPLICATIONS
LT3950
3950 TA03
2.2µF
390k
10k
FB
PWMTG
VC
PWM
INTVCC
CTRL
ISP
ISN
SW
1µF
220pF
2.2µF
8W
LED
POWER
(DERATED
BELOW
VIN = 6V)
267k
36k
FAULT
FAULT
VIN
EN/UVLO
VIN
3.3V TO
16V
100k
100k
L1: WURTH 74437321022
D1: DIODES INC. DFLS260Q
M1: VISHAY SI7309
SYNC/SPRD RP
RT
GND
300Hz
180k
2MHz
45.3k
2.2µH
0.5
Efficiency
8W Boost LED Driver with Internal 10% PWM Dimming
ILED = 250mA
ILED = 250mA
ILED = 122mA
ILED = 122mA
VIN (V)
8
10
12
14
16
75
77
79
81
83
85
87
89
91
93
95
0.3
0.5
0.7
0.9
1.1
1.3
1.5
1.7
1.9
2.1
2.3
3950 TA03b



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