Datasheet

LT3508
21
3508fd
1MHz, Wide Input Range 5V and 1.8V Outputs
TYPICAL APPLICATIONS
V
IN
5.7V TO 36V
BOOST2
LT3508
V
IN1
V
IN2
GND
3508 TA04
RT/SYNC
C7
330pF
C5
47µF
C4
10µF
C1
4.7µF
C2
0.1µF
C3
0.1µF
R6
47k
C6
100pF
R5
39k
R4
15.0k
R8
33.2k
f
SW
= 1MHz
R1
56.2k
R7
100k
R2
18.7k
R3
10.7k
L2
3.3µH
L1 6.8µH
D1
D2
OUT1
D3 D4
POWER
GOOD
OUT2
1.8V
1A
OUT1
5V
0.9A
C8
1nF
C9
3.3nF
BOOST1
SHDN
SW2
SW1
FB2FB1
V
C2
PG1
V
C1
TRACK/SS1
PG2TRACK/SS2
ON OFF
C1 TO C5: X5R OR X7R
D1, D2: MMSD4148
D3: DIODES INC. B240A
D4: DIODES INC. B120