Datasheet

18
LT3503
3503f
TYPICAL APPLICATIO S
U
2.5V Step-Down Converter
0.78V Step-Down Converter
1.8V Step-Down Converter
V
IN
3.6V TO 4V
20V MAX
0.1µF
1.0µH
MBRM140
47µF
3503 TA02
1µF
V
OUT
0.78V
1.2A
V
IN
BOOST
GND FB
SHDN
SW
LT3503
BAT54
ON OFF
V
IN
3.6V TO 7.6V
20V MAX
0.1µF
1.5µH
MBRM140
26.1k
22µF
3503 TA03
120pF
1µF
20k
V
OUT
1.8V
1.2A
V
IN
BOOST
GND FB
SHDN
SW
LT3503
BAT54
ON OFF
V
IN
3.6V TO 10V
20V MAX
0.47µF
1.8µH
BAT54
MBRM140
22.1k
10µF
3503 TA04
1µF
10k
V
OUT
2.5V
1A, V
IN
> 4.5V
1.2A, V
IN
> 8.1V
V
IN
BOOST
GND FB
SHDN
SW
LT3503
ON OFF
22pF