lt3471edd-trpbf Linear Technology Corporation, lt3471edd-trpbf Datasheet - Page 14

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

LT3471
14
TYPICAL APPLICATIO S
OV
OV
CONTROL 1
CONTROL 2
2.6V TO 6.5V
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
C1, C3, C5: X5R OR X7R 10V
C4, C6: X5R OR X7R 6.3V
D1, D2: ON SEMICONDUCTOR MBRM-120
L1-L4: MURATA LQH43CN100K032
U
V
9
8
7
IN
SHDN/SS1
V
SHDN/SS2
IN
Li-Ion or 4-Cell Alkaline to 3.3V and 5V SEPIC
10µH
GND
V
L1
IN
11
LT3471
SW1
10µH
L3
10
SW2
6
FB1N
FB2N
FB1P
FB2P
V
REF
4.7µF
10µF
C3
C5
10µH
10µH
1
2
3
4
5
L2
L4
C2
0.1µF
D1
D2
C7
56pF
C8
56pF
34.8k
60.4k
15k
15k
R1
R2
R3
R4
3471 TA05
C4
15µF
C6
15µF
V
3.3V
640mA AT V
550mA AT V
470mA AT V
410mA AT V
340mA AT V
V
5V
500mA AT V
420mA AT V
360mA AT V
300mA AT V
250mA AT V
OUT1
OUT2
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
= 6.5V
= 5V
= 4V
= 3.3V
= 2.6V
= 6.5V
= 5V
= 4V
= 3.3V
= 2.6V
3471fa