
LT3686
28
3686fc
LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2009
LT 0511 REV C PRINTED IN USA
PART NUMBER DESCRIPTION
COMMENTS
LT3689
36V, 60V Transient Protection, 800mA, 2.2MHz, High
Efficiency MicroPower Step-Down DC/DC Converter with
POR Reset and Watchdog Timer
VIN: 3.6V to 36V Transient to 60V, VOUT(MIN) = 0.8V, IQ = 75A, ISD <1A,
16-Pin 3mm 3mm QFN Package
LT3682
36V, 60VMAX, 1A, 2.2MHz, High Efficiency MicroPower
Step-Down DC/DC Converter
VIN: 3.6V to 36V, VOUT(MIN) = 0.8V, IQ = 75A, ISD <1A, 12-Pin 3mm 3mm
DFN Package
LT3970
40V, 350mA (IOUT), 2.2MHz, High Efficiency Step-Down
DC/DC Converter with Only 2.5A of Quiescent Current
VIN: 4.2V to 40V, VOUT(MIN) = 1.21V, IQ = 2.5A, ISD <1A, 10-Pin
3mm 3mm DFN, 10-Pin MSOP Packages
LT3480
36V with Transient Protection to 60V, 2A (IOUT), 2.4MHz,
High Efficiency Step-Down DC/DC Converter with
Burst Mode Operation
VIN: 3.6V to 38V, VOUT(MIN) = 0.78V, IQ = 70A, ISD <1A, 10-Pin
3mm 3mm DFN, 10-Pin MSOP Packages
LT3685
36V with Transient Protection to 60V, 2A (IOUT), 2.4MHz,
High Efficiency Step-Down DC/DC Converter
VIN: 3.6V to 38V, VOUT(MIN) = 0.78V, IQ = 70A, ISD <1A, 10-Pin
3mm 3mm DFN, 10-Pin MSOP Packages
LT3481
34V with Transient Protection to 36V, 2A (IOUT), 2.8MHz,
High Efficiency Step-Down DC/DC Converter with Burst
Mode Operation
VIN: 3.6V to 34V, VOUT(MIN) = 1.26V, IQ = 50A, ISD <1A, 10-Pin
3mm 3mm DFN, 10-Pin MSOP Packages
LT3684
34V with Transient Protection to 36V, 2A (IOUT), 2.8MHz,
High Efficiency Step-Down DC/DC Converter
VIN: 3.6V to 34V, VOUT(MIN) = 1.26V, IQ = 850A, ISD <1A, 10-Pin
3mm 3mm DFN, 10-Pin MSOP Packages
LT3508
36V with Transient Protection to 40V, Dual 1.4A (IOUT),
3MHz, High Efficiency Step-Down DC/DC Converter
VIN: 3.7V to 37V, VOUT(MIN) = 0.8V, IQ = 4.6mA, ISD = 1A, 24-Pin
4mm 4mm QFN, 16-Pin TSSOP Packages
LT3505
36V with Transient Protection to 40V, 1.4A (IOUT), 3MHz,
High Efficiency Step-Down DC/DC Converter
VIN: 3.6V to 34V, VOUT(MIN) = 0.78V, IQ = 2mA, ISD = 2A, 8-Pin
3mm 3mm DFN, 8-Pin MSOP Packages
LT3500
36V, 40VMAX, 2A, 2.5MHz, High Efficiency Step-Down DC/
DC Converter and LDO Controller
VIN: 3.6V to 36V, VOUT(MIN) = 0.8V, IQ = 2.5mA, ISD <10A, 10-Pin
3mm 3mm DFN Package
LT3507
36V, 2.5MHz Triple (2.4A + 1.5A +1.5A (IOUT)) with LDO
Controller High Efficiency Step-Down DC/DC Converter
VIN: 4V to 36V, VOUT(MIN) = 0.8V, IQ = 7mA, ISD = 1A, 38-Pin 5mm 7mm
QFN Package
LT3437
60V, 400mA (IOUT), MicroPower Step-Down DC/DC
Converter with Burst Mode Operation
VIN: 3.3V to 60V, VOUT(MIN) = 1.25V, IQ = 100A, ISD <1A, 10-Pin
3mm 3mm DFN, 16-Pin TSSOP Packages
LT1976/LT1977 60V, 1.2A (IOUT), 200/500kHz, High Efficiency
Step-Down DC/DC Converter with Burst Mode Operation
VIN: 3.3V to 60V, VOUT(MIN) = 1.2V, IQ = 100A, ISD <1A, 16-Pin TSSOP
Package
LT3434/LT3435 60V, 2.4A (IOUT), 200/500kHz, High Efficiency
Step-Down DC/DC Converter with Burst Mode Operation
VIN: 3.3V to 60V, VOUT(MIN) = 1.2V, IQ = 100A, ISD <1A, 16-Pin TSSOP
Package
LT1936
36V, 1.4A (IOUT), 500kHz, High Efficiency Step-Down
DC/DC Converter
VIN: 3.6V to 36V, VOUT(MIN) = 1.2V, IQ = 1.9mA, ISD <1A, 8-Pin MS Package
LT3493
36V, 1.4A (IOUT), 750kHz, High Efficiency Step-Down
DC/DC Converter
VIN: 3.6V to 36V, VOUT(MIN) = 0.8V, IQ = 1.9mA, ISD <1A, 6-Pin
2mm 3mm DFN Package
LT1766
60V, 1.2A (IOUT), 200kHz, High Efficiency Step-Down
DC/DC Converter
VIN: 5.5V to 60V, VOUT(MIN) = 1.2V, IQ = 2.5mA, ISD = 25A, 16-Pin TSSOP
Package
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