Datasheet

LTC3103
16
3103f
TYPICAL APPLICATIONS
Slolar-Powered 2.2V Supply with Li Battery Backup and Run Threshold Set to Battery Minimum Voltage
V
IN
C
BST
22nF
BST
MODE
SW
RUN
PGOOD
V
CC
FB
LTC3103
GND
R1
665k
R4
3.09M
SDM20E-40C
R3
715k
L1
15µH
V
OUT
2.2V
3103 TA04
C
OUT
22µF
C1
1µF
L1: COILCRAFT LP54018
C
IN
10µF
C
BULK
100µF
3.6V TADIRAN
AA LITHIUM
BATTERY
R2
1.78M
C
FF
22pF
3.2V RUN
THRESHOLD
+
4.8V, 0.5W
SOLAR PANEL
MPT4.8-150
(6.5VOC)
+
+