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LT3597
TYPICAL APPLICATION
Triple Step-Down RGB Single Pixel LED Driver, 100mA Current
10,000:1 Dimming at 100Hz
V IN
48V
10μF
270k
91k
V IN
EN/UVLO
BOOST1
BOOST2
SW2
DA2
0.1μF 100μH
3.3μF
97k
V OUT2
PWM
2V/DIV
V OUT1
100μH
0.1μF
SW1
FB2
9.1k
G
97k
3.3μF
R
9.1k
V CC
5V
10μF
10μF
100k
DA1
FB1
V OUT1
LED1
BIAS
LT3597
V OUT2
LED2
BOOST3
SW3
DA3
FB3
0.1μF 100μH
3.3μF
97k
9.1k
V OUT3
B
I LED
50mA/DIV
200ns/DIV
3597 TA06b
FAULT
PWM1:3
CTRL1:3
V OUT3
LED3
SYNC
RT
V REF
10k
82.5k
V REF
33.2k
I SET1
20k
I SET2
20k
I SET3
20k
GND
T SET
CTRLM
3597 TA06
100k
49.9k
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LT3598
Quad Output 1.5A, 2MHz High Current LED Driver
with 1000:1 Dimming
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48V, 850kHz 50mA Buck Mode LED Driver
45V, 2.5MHz 16-Channel Full Featured LED Driver
60V, 1MHz 3-Channel Full Featured LED Driver
44V, 1.5A, 2.5MHz Boost 6-Channel LED Driver
V IN : 2.8V to 16V, V OUT(MAX) = 36V, True Color PWM Dimming = 1000:1,
I SD < 10μA, 5mm × 7mm QFN-10 Package
V IN : 3V to 30V (40V MAX ), V OUT(MAX) = 60V, True Color PWM Dimming = 3000:1,
I SD < 1μA, 4mm × 5mm QFN-28 Package
V IN : 3V to 30V (40V MAX ), V OUT(MAX) = 45V, True Color PWM Dimming = 3000:1,
I SD < 1μA, 4mm × 3mm QFN-28 Package
V IN : 4.5V to 55V, True Color PWM Dimming = 200:1,
I SD < 15μA, 2mm × 2mm DFN-6 and SC70 Packages
V IN : 4.5V to 55V, V OUT(MAX) = 45V True Color PWM Dimming = 5000:1,
I SD < 1μA, 5mm × 9mm QFN-56 Package
V IN : 6V to 60V, V OUT(MAX) = 40V, True Color PWM Dimming = 10,000:1,
I SD ≤ 2μA, 5mm × 8mm QFN-52 Package
V IN : 3V to 30V (40V MAX ), V OUT(MAX) = 44V, True Color PWM Dimming = 1000:1,
I SD < 1μA, 4mm × 4mm QFN-24 Package
LT3599
2A Boost Converter with Internal 4-String 150mA LED V IN : 3V to 30V, V OUT(MAX) = 44V, True Color PWM Dimming = 1000:1,
Ballaster I SD < 1μA, 5mm × 5mm QFN-32 and TSSOP-28 Packages
LT3754
LT3760
16-Channel x 50mA LED Driver with 60V Boost
Controller and PWM Dimming
8-Channel x 100mA LED Driver with 60V Boost
Controller and PWM Dimming
V IN : 6V to 40V, V OUT(MAX) = 60V, True Color PWM Dimming = 3000:1,
I SD < 2μA, 5mm × 5mm QFN-52 Package
V IN : 6V to 40V, V OUT(MAX) = 60V, True Color PWM Dimming = 3000:1,
I SD < 2μA, TSSOP-28 Package
3597fa
24 Linear Technology Corporation
(408) 432-1900 ● FAX : (408) 434-0507 www.linear.com
1630 McCarthy Blvd., Milpitas, CA 95035-7417
●
LT 0711 REV A ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 2011
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