Datasheet

LTC3539/LTC3539-2
11
35392fb
For more information www.linear.com/3539/3539-2
Typical applicaTions
1 Cell to 1.8V
1 Cell to 3.3V
Li-Ion Cell to 5V
3539 TA02
LTC3539
V
IN
SW
2.2µF
V
OUT
1.8V
500mA
V
IN
1V TO 1.6V
2.2µH
V
OUT
MODE
SHDN FB
PGND
GND
1.91M
1M
22µF*
×2
*AT HIGH LOAD CURRENTS, A
TANTALUM CAPACITOR WILL
IMPROVE PERFORMANCE.
33pF
BURSTPWM
ONOFF
3539 TA03
LTC3539
V
IN
SW
2.2µF
V
OUT
3.3V
350mA
V
IN
0.9V TO 1.6V
2.2µH
V
OUT
MODE
SHDN FB
PGND
GND
562k
1M
22µF
×2
BURSTPWM
ONOFF
33pF
3539 TA04
LTC3539-2
V
IN
SW
2.2µF
V
OUT
5V
750mA
V
IN
3V TO 4.5V
2.2µH
V
OUT
MODE
SHDN FB
PGND
GND
309k
1M
22µF
×2
BURSTPWM
ONOFF
33pF