lt3471edd-trpbf Linear Technology Corporation, lt3471edd-trpbf Datasheet - Page 12
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lt3471edd-trpbf
Manufacturer Part Number
lt3471edd-trpbf
Description
Dual 1.3a, 1.2mhz Boost/inverter In 3mm ? 3mm Dfn
Manufacturer
Linear Technology Corporation
Datasheet
1.LT3471EDD-TRPBF.pdf
(16 pages)
LT3471
TYPICAL APPLICATIO S
12
OV
0V
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
V
9
8
7
C1-C3: X5R OR X7R 6.3V
C4: X5R OR X7R 16V
D1, D2: ON SEMICONDUCTOR MBRM-120
IN
SHDN/SS1
V
SHDN/SS2
Single Li-Ion Cell to 5V, 12V Boost Converter
IN
3.3µH
GND
V
L1
IN
11
LT3471
SW1
6.8µH
L2
10
SW2
6
FB1N
FB1P
FB2P
FB2N
V
REF
1
2
3
4
5
D1
D2
L1: SUMIDA CR43-3R3
L2: SUMIDA CR43-6R8
C2
0.1µF
C5
100pF
C6
220pF
R1
20k
R2
4.99k
R3
54.9k
R4
4.99k
3471 TA03
C3
10µF
C4
10µF
V
5V
900mA IF V
630mA IF V
425mA IF V
V
12V
300mA IF V
210mA IF V
145mA IF V
OUT1
OUT2
IN
IN
IN
IN
IN
IN
= 4.2V
= 3.3V
= 2.6V
= 4.2V
= 3.3V
= 2.6V
3471fa