Datasheet

LTC3127
17
3127f
Stacked Supercapacitor Charger (1000mA Max Input Current)
V
IN
1.8V to 5.5V
V
OUT
5V
ONOFF
60.4k
10µF
3.16M
1M
C1
100F
C2
100F
3127 TA04
100k
100k
SW2SW1
V
OUT
V
IN
FB
PGNDSGND
PROG
SHDN
LTC3127
BURSTPWM
MODE
499k
V
C
100pF
L1
4.7µH
L1: COILCRAFT XPL4020-472ML
General Purpose Forced Continuous Conduction Application with 500µs Start-Up
V
IN
3V TO 4.3V
V
OUT
3.3V
ONOFF
BURSTPWM
60.4k
10µF
316k
47k
33pF
182k
3127 TA05
3300pF
0.01µF
SW2SW1
V
OUT
V
IN
V
C
FB
PGNDSGND
PROG
MODE
SHDN
LTC3127
22µF
s 2
L1
4.7µH
L1: COILCRAFT XPL4020-472ML
Typical applicaTions