LTC3109 Linear Technology, LTC3109 Datasheet - Page 24

• Manufacturer Part Number: LTC3109
• Description: Ultralow Voltage Step-Up Converter and Power Manager
• Manufacturer: Linear Technology

LTC3109
Typical applicaTion
relaTeD parTs
PART NUMBER
LTC3108/
LTC3108-1
LTC4070
LTC1041
LTC1389
LT1672/LT1673/
LT1674
LT3009
LTC3588-1
LT8410/LT8410-1

70mV TO 1V
Unipolar TEG Energy Harvester for Low Resistance/High Current Inputs,
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
LPR6235-253PML
+
COILCRAFT
DESCRIPTION
Ultralow Voltage Step-Up Converter and
Power Manager
Micropower Shunt Battery Charger
Bang-Bang Controller
Nanopower Precision Shunt Voltage Reference
Single-/Dual-/Quad-Precision 2µA Rail-to-Rail
Op Amps
3µA I
Piezoelectric Energy Generator with Integrated
High Efficiency Buck Converter
Micropower 25mA/8mA Low Noise Boost Converter
with Integrated Schottky Diode and Output
Disconnect
•
1:20
Using External Charge Pump Rectifiers
Q
●
•
, 20mA Linear Regulator
FAX: [phone]
1.0µF
1nF
VAUX
VAUX
BAS31
●
www.linear.com
C1A
C2A
SWA
V
C1B
C2B
SWB
V
VS1
VS2
INA
INB
LTC3109
GND
V
OUT2_EN
VSTORE
PG00D
V
VLDO
VAUX
V
OUT2
OUT
SWITCHED V
WHEN PGOOD IS HIGH
3.3V
2.2V
COMMENTS
V
4mm × 3mm DFN-12, SSOP-16; LTC3108-1 V
1% Float Voltage Accuracy, 50mA Max Shunt Current, V
I
V
V
SO-8, SO-14 and MSOP-8 Packages
V
5V to Fixed; I
V
3mm × 3mm DFN-10 and MSOP-10E Packages
V
2mm × 2mm DFN-8 Package
Q
PG00D
10µF
+
IN
IN
OUT(MIN)
IN
IN
IN
= 450nA, 2mm × 3mm DFN-8, MSOP-8
: 0.02V to 1V, V
: 2.8V to 16V; V
: 1.6V to 20V; V
: 2.7V to 20V; V
: 2.6V to 16V; V
+
0.1µF
C
2.2µF
OUT
OUT
3109 TA05
= 1.25V; I
GOES HIGH
C
STORE
V
V
VLDO
Q
OUT2
OUT
= 3µA; I
OUT
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
Q
= 0.8µA; SO-8 Package
= 2.2V, 2.35V, 3.3V, 4.1V, 5V, I
SD
< 1µA; 2mm × 2mm DFN-8 and SC70 Packages
: 0.6V to Adj, 1.2V, 1.5V, 1.8V, 2.5V, 3.3V,
: Fixed to 1.8V, 2.5V, 3.3V, 3.6V; I
= Adj; I
= 40V
MAX
50
45
40
35
30
25
20
15
10
Q
16
14
12
10
5
0
8
6
4
2
0
= 1.2mA; I
10
; I
0
1:20 RATIO
C1 = 1µF
EXTERNAL DIODES
Q
 LINEAR TECHNOLOGY CORPORATION 2010
= 8.5µA; I
100
OUT
200
SD
Efficiency vs V
= 2.2V, 2.5V, 3V, 3.7V, 4.5V
< 1µA; SO-8 Package
I
SD
300
Q
VOUT
= 6µA,
www.DataSheet4U.com
V
< 1µA;
V
IN
IN
OUT
400
100
(mV)
(mV)
LT 0610 • PRINTED IN USA
vs V
Q
= 4.0V, 4.1V, 4.2V,
500
= 0.95µA;
IN
IN
600
TYPICAL
700
3109 TA05b
3109 TA05c
3109f
1000
800