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LT3686

3686fa

LinearTechnology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com



LINEAR TECHNOLOGY CORPORATION 2009

LT 0110 REV A • 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 = 75µA, ISD <1µA,

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 = 75µA, ISD <1µA, 12-Pin 3mm × 3mm

DFN Package

LT3970

40V, 350mA (IOUT), 2.2MHz, High Efficiency Step-Down

DC/DC Converter with Only 2.5µA of Quiescent Current

VIN: 4.2V to 40V, VOUT(MIN) = 1.21V, IQ = 2.5µA, ISD <1µA, 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 = 70µA, ISD <1µA, 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 = 70µA, ISD <1µA, 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 = 50µA, ISD <1µA, 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 = 850µA, ISD <1µA, 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 = 1µA, 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 = 2µA, 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 <10µA, 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 = 1µA, 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 = 100µA, ISD <1µA, 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 = 100µA, ISD <1µA, 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 = 100µA, ISD <1µA, 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 <1µA, 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 <1µA, 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 = 25µA, 16-Pin TSSOP

Package

Burst Mode is a registered trademark of Linear Technology Corporation.

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LT3686 Datasheet(PDF) 28 Page - Linear Technology

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