Datasheet

LT3597
21
3597fa
Typical applicaTions
48V 1MHz Triple Step-Down 20mA RGB LED Driver
3597 TA05
LT3597
V
IN
EN/UVLO
BOOST1
SW1
DA1
FB1
V
OUT1
LED1
BIAS
FAULT
PWM1-3
CTRL1-3
SYNC
RT
BOOST2
SW2
DA2
FB2
V
OUT2
LED2
BOOST3
SW3
DA3
FB3
V
OUT3
LED3
V
REF
T
SET
CTRLM
LT3597
9.1k
100k
97k
91k
270k
3.3µF
0.1µF
10µF
100µH
0.1µF
2.2µF
100µH
4.7k
97k
0.1µF
2.2µF
100µH
3.83k
97k
100k
10k
82.5k
V
REF
49.9k
10µF
V
CC
5V
V
IN
48V
33.2k
I
SET1
I
SET2
I
SET3
GND
100k 100k 100k
V
OUT1
V
OUT2
V
OUT3
G
B
R
3
3