LTC3125
16
3125f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2008
LT 1108 PRINTED IN USA
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LTC3400/LTC3400B
600mA (ISW), 1.2MHz, Synchronous Step-Up DC/DC
Converters
92% Efciency, VIN: 0.85V to 5V, VOUT(MAX) = 5V,
IQ = 19μA/300μA, ISD < 1μA, ThinSOT Package
LTC3421
3A (ISW), 3MHz, Synchronous Step-Up DC/DC Converter with
Output Disconnect
94% Efciency, VIN: 0.85V to 4.5V, VOUT(MAX) = 5.25V,
IQ = 12μA, ISD < 1μA, 4mm × 4mm QFN24 Package
LTC3422
1.5A (ISW), 3MHz Synchronous Step-Up DC/DC Converter with
Output Disconnect
94% Efciency, VIN: 0.85V to 4.5V, VOUT(MAX) = 5.25V,
IQ = 25μA, ISD < 1μA, 3mm × 3mm DFN10 Package
LTC3426
2A (ISW), 1.5MHz Step-Up DC/DC Converter
92% Efciency, VIN: 1.6V to 5.5V, VOUT(MAX) = 5V, IQ = 600μA,
ISD < 1μA, ThinSOT Package
LTC3427
500mA (ISW), 1.25MHz Synchronous Step-Up DC/DC Converter
with Output Disconnect
94% Efciency, VIN: 1.8V to 5V, VOUT(MAX) = 5.25V, IQ = 350μA,
ISD < 1μA, 2mm × 2mm DFN6 Package
LTC3429/LTC3429B
600mA (ISW), 500kHz, Synchronous Step-Up DC/DC Converter
with Output Disconnect and Soft-Start
96% Efciency, VIN: 0.85V to 4.3V, VOUT(MAX) = 5V, IQ = 20μA,
ISD < 1μA, ThinSOT Package
LTC3458/LTC3458L
1.4A/1.7A (ISW), 1.5MHz Synchronous Step-Up DC/DC
Converter
94% Efciency VIN: 0.85V to 6V, VOUT(MAX) = 7.5V/6V, IQ = 15μA,
ISD < 1μA, 3mm × 4mm DFN12 Package
LTC3459
80mA (ISW), Synchronous Step-Up DC/DC Converter
92% Efciency, VIN: 1.5V to 5.5V, VOUT(MAX) = 10V, IQ = 10μA,
ISD < 1μA, ThinSOT Package
LT3494/LT3494A
180mA/350mA (ISW), High Efciency Step-Up DC/DC
Converters with Output Disconnect
85% Efciency, VIN: 2.3V to 16V, VOUT(MAX) = 38V, IQ = 65μA,
ISD < 1μA, 2mm × 3mm DFN6, ThinSOT Packages
LTC3523/LTC3523-2
600mA (ISW), Step-Up and 400MHz Synchronous Step-Down
1.2MHz/2.4MHz DC/DC Converter with Output Disconnect
94% Efciency VIN: 1.8V to 5.5V, VOUT(MAX) = 5.25V, IQ = 45μA,
ISD < 1μA, 3mm × 3mm QFN16 Package
LTC3525-3/
LTC3525-3.3/
LTC3525-5
400mA (ISW), Micropower Synchronous Step-Up DC/DC
Converter with Output Disconnect
94% Efciency, VIN: 0.85V to 4V, VOUT(MAX) = 5V, IQ = 7μA,
ISD < 1μA, SC-70 Package
LTC3526/LTC3526L
LTC3526B
500mA (ISW), 1MHz Synchronous Step-Up DC/DC Converter
with Output Disconnect
94% Efciency VIN: 0.85V to 5V, VOUT(MAX) = 5.25V, IQ = 9μA,
ISD < 1μA, 2mm × 2mm DFN6 Package
LTC3527/LTC3527-1
Dual 800mA/400mA (ISW), 2.2MHz Synchronous Step-Up
DC/DC Converter with Output Disconnect
94% Efciency VIN: 0.7V to 5V, VOUT(MAX) = 5.25V, IQ = 12μA,
ISD < 1μA, 3mm × 3mm QFN16 Package
LTC3528/LTC3528B
1A (ISW), 1MHz Synchronous Step-Up DC/DC Converter with
Output Disconnect
94% Efciency VIN: 0.7V to 5.5V, VOUT(MAX) = 5.25V, IQ = 12μA,
ISD < 1μA, 2mm × 3mm DFN8 Package
LTC3537
600mA (ISW), 2.2MHz Synchronous Step-Up DC/DC Converter
with Output Disconnect and 100mA LDO
94% Efciency VIN: 0.7V to 5V, VOUT(MAX) = 5.25V, IQ = 30μA,
ISD < 1μA, 3mm × 3mm QFN16 Package
LTC3539/LTC3539-2
2A (ISW), 1MHz, 2.2MHz Synchronous Step-Up DC/DC
Converter with Output Disconnect
94% Efciency, VIN: 0.7V to 5V, VOUT(MAX) = 5.25V,
IQ = 10μA, ISD < 1μA, 2mm × 3mm DFN Package