Datasheet

LT3475/LT3475-1
18
3475fb
BOOST1 BOOST2
SW1
D2
D3
SW2
OUT1
LED1
OUT2
LED2
V
C1
V
C2
REF
R
T
V
ADJ1
V
ADJ2
GND
LT3475
V
IN
SHDN
D1
L2
10
μH
L1
10μH
C3
0.22
μF
35V
C2
0.22μF
35V
C4
2.2
μF
6.3V
C5
2.2μF
6.3V
3475 TA06
D1, D2: B240A
D3, D4: MMSD4148T1
C1 TO C5: X5R OR X7R
V
IN
5V TO 28V
C1
4.7
μF
35V
R1
24.3k
C7
0.1μF
C6
0.1
μF
LED 2LED 1
1.5A LED
CURRENT
1.5A LED
CURRENT
f
SW
= 600kHz
D4
Dual Step-Down 1.5A Red LED Driver
TYPICAL APPLICATIONS