Datasheet

LTC3105
7
3105fa
2M
SHDN
FBLDO
1.5V TO
5.25V
V
OUT
AUX
LDO
C
IN
10µF
R
MPPC
L1
10µH
EXPOSED PAD
USER SHUTDOWN
SHUTDOWN
VALLEY CURRENT LIMIT
PEAK CURRENT
LIMIT
V
IN
6
4
7
11
9
+
–
LOGIC
SLEEP
R3
R4
SHUTDOWN
C
LDO
4.7µF
1.004V
1.004V
SLEEP
SHUTDOWN
V
CC
V
AUX
+
–
+
–
+
–
V
IN
10µA
MPPC
SW
5
LOW VOLTAGE
START-UP
CURRENT
ADJUST
BURST
CONTROL
225mV
TO 5V
+
–
3
PGOOD
FB
1
10
2
R1
R2
C
OUT
10µF
C
AUX
1µF
0.9V
FB
8
3105 BD
SHORT
CONTROL
WELL
CONTROL
OR
V
CC
SLEEP
V
CC
V
AUX
V
IN
g
m
+
–
BLOCK DIAGRAM
(Pin Numbers for DFN Package Only)