
LTC3546
28
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Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2009
LT 1009 REV B PRINTED IN USA
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LTC3406A/
LTC3406B
600mA, 1.5MHz, Synchronous Step-Down DC/DC
Converters
96% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 20μA, ISD < 1μA,
ThinSOT Package
LTC3407A-2
Dual 800mA/800mA 2.25MHz, Synchronous Step-
Down DC/DC Converter
95% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 40μA, ISD < 1μA,
MS10E, 3mm × 3mm DFN-10 Packages
LTC3409
600mA, 1.7MHz/2.6MHz, Synchronous Step-Down
DC/DC Converter
96% Efciency, VIN(MIN): 1.6V to 5.5V, VOUT(MIN) = 0.6V, IQ = 65μA, ISD < 1μA,
3mm × 3mm DFN-8 Package
LTC3410/
LTC3410B
300mA, 2.25MHz, Synchronous Step-Down DC/DC
Converters
95% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.8V, IQ = 26μA, ISD < 1μA,
SC70 Package
LTC3411A
1.25A, 4MHz, Synchronous Step-Down DC/DC
Converter
95% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.8V, IQ = 60μA, ISD < 1μA,
MS10, 3mm × 3mm DFN-10 Packages
LTC3412A
2.5A, 4MHz, Synchronous Step-Down DC/DC
Converter
95% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.8V, IQ = 60μA, ISD < 1μA,
4mm × 4mm QFN-16, TSSOP-16E Packages
LTC3417A-2
Dual 1.5A/1A, 4MHz, Synchronous Step-Down DC/DC
Converter
95% Efciency, VIN(MIN): 2.3V to 5.5V, VOUT(MIN) = 0.8V, IQ = 125μA, ISD < 1μA,
TSSOP-16E, 3mm × 5mm DFN-16 Packages
LTC3419/
LTC3419-1
Dual 600mA/600mA 2.25MHz, Synchronous Step-
Down DC/DC Converters
95% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 35μA, ISD < 1μA,
MS10, 3mm × 3mm DFN-10 Packages
LTC3542
500mA, 2.25MHz, Synchronous Step-Down DC/DC
Converter
95% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 26μA, ISD < 1μA,
2mm × 2mm DFN-6, ThinSOT Packages
LTC3544/
LTC3544B
Quad 100mA/200mA/200mA/300mA, 2.25MHz
Synchronous Step-Down DC/DC Converters
95% Efciency, VIN(MIN): 2.3V to 5.5V, VOUT(MIN) = 0.8V, IQ = 70μA, ISD < 1μA,
3mm × 3mm QFN-16 Package
LTC3545/
LTC3545-1
Triple, 800mA ×3, 2.25MHz Synchronous Step-Down
DC/DC Converters
95% Efciency, VIN(MIN): 2.3V to 5.5V, VOUT(MIN) = 0.6V, IQ = 58μA, ISD < 1μA,
3mm × 3mm QFN-16 Package
LTC3547/
LTC3547B
Dual 300mA, 2.25MHz, Synchronous Step-Down
DC/DC Converters
95% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 40μA, ISD < 1μA,
DFN-8 Package
LTC3548/
LTC3548-1/
LTC3548-2
Dual 400mA and 800mA IOUT, 2.25MHz, Synchronous
Step-Down DC/DC Converters
95% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 40μA, ISD < 1μA,
MS10E, 3mm × 3mm DFN-10 Packages
LTC3560
800mA 2.25MHz, Synchronous Step-Down DC/DC
Converter
95% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 16μA, ISD < 1μA,
ThinSOT Package
LTC3561
1.25A, 4MHz, Synchronous Step-Down DC/DC
Converter
95% Efciency, VIN(MIN): 2.5V to 5.5V, VOUT(MIN) = 0.8V, IQ = 240μA, ISD < 1μA,
3mm × 3mm DFN-8 Package
LTC3562
Quad, I2C Interface, 600mA/600mA/400mA/400mA ,
2.25MHz Synchronous Step-Down DC/DC Converter
95% Efciency, VIN(MIN): 2.9V to 5.5V, VOUT(MIN) = 0.425V, IQ = 100μA,
ISD < 1μA, 3mm × 3mm QFN-20 Package
ThinSOT is a trademark of Linear Technology Corporation.