LTC3105
18
3105fa
LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2010
LT 0211 REV A PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER
DESCRIPTION
COMMENTS
LTC3108/LTC3108-1
Ultralow Voltage Step-Up Converter and Power
Manager
VIN: 0.02V to 1V; VOUT = 2.2V, 2.35V, 3.3V, 4.1V, 5V; IQ = 6μA; 4mm × 3mm
DFN-12, SSOP-16 Packages; LTC3108-1 VOUT = 2.2V, 2.5V, 3V, 3.7V, 4.5V
LTC3109
Auto-Polarity, Ultralow Voltage Step-Up
Converter and Power Manager
|VIN|: 0.03V to 1V; VOUT = 2.2V, 2.35V, 3.3V, 4.1V, 5V; IQ = 7μA; 4mm × 4mm
QFN-20, SSOP-20 Packages
LTC4070
Li-Ion/Polymer Shunt Battery Charger System
450nA IQ; 1% Float Voltage Accuracy; 50mA Shunt Current 4.0V/4.1V/4.2V
LTC4071
Li-Ion/Polymer Shunt Battery Charger System
with Low Battery Disconnect
550nA IQ; 1% Float Voltage Accuracy; <10nA Low Battery Disconnect;
4.0V/4.1V/4.2V; 8-Lead 2mm × 3mm DFN and MSOP Packages
LTC3588-1/LTC3588-2
Piezoelectric Energy Harvesting Power Supply
< 1A IQ in Regulation; 2.7V to 20V Input Range; Integrated Bridge Rectifier
LTC3388-1/LTC3388-3
20V High Efficiency Nanopower Step-Down
Regulator
860nA IQ in Sleep; 2.7V to 20V Input; VOUT: 1.2V to 5V; Enable and
Standby Pins
LTC3225/LTC3225-1
150mA Super Capacitor Charger
Programmable Charge Current Up to 150mA; Constant-Frequency Charging
of Two Series Supercapacitors; No Inductors; 2mm × 3mm DFN Package
LTC3525-3/LTC3525-3.3/
LTC3525-5/LTC3525L-3
400mA Micropower Synchronous Step-Up
DC/DC Converter with Output Disconnect
95% Efficiency; VIN: 1V to 4.5V; VOUT = 3V, 3.3V or 5V; IQ = 7μA;
ISD < 1μA; SC70 Package; LTC3525L-3 VIN: 0.7V to 4.5V
LTC3526L/LTC3526L-2/
LTC3526LB/LTC3526LB-2
550mA, 1MHz/2MHz Synchronous Boost
Converter
95% Efficiency; VIN: 0.7V to 5.5V; VOUT(MAX) = 5.25V; IQ = 9μA;
ISD < 1μA; 2mm × 2mm DFN Package
LTC3527
Dual 2.2MHz 800mA/400mA Synchronous Step-
Up DC/DC Converters
VIN: 0.5V to 5V; VOUT : 1.6V to 5.25V; IQ = 12μA; ISD < 1μA;
3mm × 3mm QFN Package
LTC3528/LTC3528-2/
LTC3528B/LTC3528B-2
1A (ISW), 1MHz/2MHz Synchronous Step-Up
DC/DC Converter with Output Disconnect
94% Efficiency; VIN: 0.7V to 5.5V; VOUT(MAX) = 5.25V; IQ = 12μA;
ISD < 1μA; 2mm × 3mm DFN-8 Package
LTC3537
2.2MHz, 600mA Synchronous Step-Up DC/DC
Converter and 100mA LDO
VIN: 0.68V to 5V; VOUT : 1.5V to 5.25V; 3mm × 3mm QFN Package
LTC3539/LTC3539-2
2A (ISW), 1MHz/2MHz Synchronous Step-Up
DC/DC Converter with Output Disconnect
94% Efficiency; VIN: 0.7V to 5V; VOUT(MAX) = 5.25V; IQ = 10μA;
ISD < 1μA; 2mm × 3mm DFN Package
Single-Cell Powered Remote Wireless Sensor
3105 TA07
R1
2.32M
VOUT
3.3V
R2
1.02M
FB
PGOOD
LDO
A/D
I/O
XMTR
SENSOR
C
FBLDO
MPPC
EN
SHDN
AUX
SW
CLDO
4.7F
2.2V
RMPPC
40.2k
RPG
499k
CAUX
1F
CIN
10F
L1*
10H
LTC3105
GND
COUT
100F
VDD GPIO
* COILCRAFT MSS5131-103MX
2N7000
ON
OFF
VIN
VOUT
+
–