lt3471edd-trpbf Linear Technology Corporation, lt3471edd-trpbf Datasheet - Page 13

• Manufacturer Part Number: lt3471edd-trpbf
• Description: Dual 1.3a, 1.2mhz Boost/inverter In 3mm ? 3mm Dfn
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIO S
OV
OV
CONTROL 1
CONTROL 2
2.6V TO 4.2V
1.8V
1.8V
V
IN
R
R
4.7k
4.7k
SS1
SS2
0.33µF
0.33µF
4.7µF
C
C
SS1
SS2
C1
U
C1, C2: X5R OR X7R 6.3V
C3, C4: X5R OR X7R 50V
D1, D2: ON SEMICONDUCTOR MBRM-140
L1, L2: SUMIDA CDRH2D-2R2
V
9
8
7
IN
SHDN/SS1
V
SHDN/SS2
IN
2.2µH
GND
V
L1
Li-Ion 20 White LED Driver
IN
11
LT3471
SW1
2.2µH
L2
10
SW2
6
FB1N
FB2N
FB1P
FB2P
V
REF
1
2
3
4
5
D1
D2
C2
0.1µF
R1
90.9k
R2
10k
C3
0.22µF
C4
0.22µF
4.99Ω
4.99Ω
3471 TA04
10 WHITE LEDs
10 WHITE LEDs
I
20mA
I
20mA
OUT1
OUT2
LT3471
13
3471fa