Datasheet

LTC3105
13
3105fa
TYPICAL APPLICATIONS
3.3V from Multiple Stacked-Cell Photovoltaic with Source Temperature Tracking
Thermoelectric Generator to 2.4V Super Capacitor Charger
3105 TA03
C
OUT
10µF
R1
1.37M
V
OUT
3.3V
R2
604k
FB
PGOOD
LDO
FBLDO
MPPC
SHDN
AUX
SW
C
LDO
4.7µF
2.2V
C
AUX
1µF
R
MPPC
4.99k
C
IN
10µF
* MRA4003T3
** PANASONIC ELL-VEG6R8N
L1**
6.8µH
LTC3105
C
MPPC
10nF
GND
+
–
+
–
ON
OFF
V
IN
V
OUT
D1*
D2*
THERMALLY
COUPLED
3105 TA04
C
BULK
1F
2.5V
R1
1.10M
V
OUT
2.4V
R2
787k
FB
PGOOD
LDO
FBLDO
MPPC
V
IN
SHDN
AUX
SW
V
OUT
C
LDO
4.7µF
2.2V
C
FF
22pF
R
MPPC
30.1k
* MICROPELT MPG-D751
** COILCRAFT MSS5131-103MX
TEG*
∆T ≥ 10°C
C
AUX
1µF
C
IN
100µF
L1**
10µH
LTC3105
GND
C
OUT
1µF
ON
OFF
+
+