LTC3108 Linear Technology, LTC3108 Datasheet - Page 17

• Manufacturer Part Number: LTC3108
• Description: Ultralow Voltage Step-Up Converter and Power Manager
• Manufacturer: Linear Technology

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TYPICAL APPLICATIONS
+
–
R
IN
V
V
> 100Ω / V
IN
IN
R
DC Input Energy Havester and Power Manager
IN
> 5V
SOLAR CELL
T1: COILCRAFT LPR6235-253PML
C1
C2
SW
VS2
VS1
THERMOPILE
HONEYWELL
VAUX
CQ200
LTC3108
1μF
+
–
V
Li-Ion Battery Charger and LDO Powered by a Solar Cell with Indoor Lighting
GND
VSTORE
OUT2_EN
V
VLDO
V
OUT2
PGD
Supercapacitor Charger and LDO Powered by a Thermopile Generator
OUT
3108 TA05
+
+
3.3V
220μF
V
PGOOD
V
220μF
OUT2_ENABLE
OUT2
+
5V
1:20
C
+
V
OUT
OUT
1:20
T1
2.2V
C
STORE
0.047μF
330pF
2.2μF
0.047μF
330pF
VLDO
3108 TA04
C1
C2
SW
VS2
VS1
C1
C2
SW
VS2
VS1
VAUX
VAUX
AC
R
LTC3108
1μF
IN
LTC3108
> 100Ω/ V
1μF
V
V
- PIEZO
- 60Hz
R
IN
IN
IN
V
> 5V
GND
VSTORE
OUT2_EN
V
AC Input Energy Havester and Power Manager
GND
V
VSTORE
VLDO
OUT2_EN
V
OUT2
P-P
PGD
OUT
V
VLDO
V
OUT2
PGD
OUT
C
IN
2.35V
C1
C2
SW
VS2
VS1
PGOOD
4.1V
VAUX
+
CAP-XX GZ115F
LTC3108
1μF
150mF
2.5V
V
OUT
Li-Ion
2.2V
V
V
OUT
GND
VSTORE
2.2V
OUT2_EN
V
VLDO
V
OUT2
PGD
3108 TA06
OUT
3108 TA03
2.2μF
VLDO
PGOOD
V
V
2.2μF
5V
OUT2_ENABLE
OUT2
VLDO
5V
+
LTC3108
+
C
OUT
V
2.2V
OUT
C
STORE
17
2.2μF
VLDO
3108p