Datasheet

LTC3026
14
3026ff
Typical applicaTions
Using 1 Boost with Multiple Regulators
2.5V Output from 3.3V Supply with External 5V Bias
IN
SW
OUT
BST
GND
ADJ
PG
10µH
4.7µF
C
OUT1
10µF
V
IN
= 2.5V
V
OUT1
1.8V, 1.5A
PG1 PG2
100k
14k
4.02k
LTC3026
3026 TA02
SHDN
LTC3026 WITH BOOST ENABLED FANOUT:
3-LTC3026 FOR V
IN
<1.4V
5-LTC3026 FOR V
IN
>1.4V
BOOT STRAPPED LTC3026
(BOOST DISABLED)
4.7µF
IN
SWNC
OUT
BST
GND
ADJ
PG
1µF
C
OUT2
10µF
V
OUT2
1.5V, 1.5A
100k
11k
4.02k
LTC3026
SHDN
1µF
TO ADDITIONAL
REGULATORS
PG
3026 TA03
IN
SW*
OUT
BST
GND
ADJ
PG
1µF
C
OUT
10µF
V
OUT
2.5V, 1.5A
100k
21k
4.02k
LTC3026
SHDN
1µF
V
BIAS
= 5V
N/C
V
IN
= 3.3V
*
SEE OPERATING WITH BOOST CONVERTER
DISABLED SECTION FOR INFORMATION ON
DISABLING BOOST CONVERTER.