LTC3255 datasheet(16/16 Pages) LINER

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LTC3255

3255f

For more information www.linear.com/LTC3255



LINEAR TECHNOLOGY CORPORATION 2013

LT 0813 • PRINTED IN USA

RELATED PARTS

TYPICAL APPLICATION

Wide Input Range 12V Supply

VIN

1.1M

121k

10µF

3255 TA04

0.1µF

INPUT

13V TO 48V

1µF

OUTPUT

12V

50mA

LTC3255

GND

C+

C–

BIAS

SHUNT

PGOOD

VOUT

220k

PART NUMBER

DESCRIPTION

COMMENTS

LTC1751-3.3/LTC1751-5

100mA, 800kHz Regulated Doubler

VIN: 2V to 5V, VOUT(MAX) = 3.3V/5V, IQ = 20μA, ISD < 2μA,

MS8 Package

LTC1983-3/LTC1983-5

100mA, 900kHz Regulated Inverter

VIN: 3.3V to 5.5V, VOUT(MAX) = –3V/–5V, IQ = 25μA, ISD < 2μA,

ThinSOT™ Package

LTC3200-5

100mA, 2MHz Low Noise, Doubler/White LED Driver

VIN: 2.7V to 4.5V, VOUT(MAX) = 5V, IQ = 3.5mA, ISD < 1μA,

ThinSOT Package

LTC3202

125mA, 1.5MHz Low Noise, Fractional White LED Driver VIN: 2.7V to 4.5V, VOUT(MAX) = 5.5V, IQ = 2.5mA, ISD < 1μA,

DFN, MS Packages

LTC3204-3.3/LTC3204B-3.3

LTC3204-5/LTC3204B-5

Low Noise, Regulated Charge Pumps in (2mm

× 2mm)

DFN Package

VIN: 1.8V to 4.5V (LTC3204B-3.3), 2.7V to 5.5V (LTC3204B-5),

IQ = 48μA, LTC3204B Version without Burst Mode Operation,

6-Lead (2mm

× 2mm) DFN Package

LTC3440

600mA (IOUT) 2MHz Synchronous Buck-Boost DC/DC

Converter

95% Efficiency, VIN: 2.5V to 5.5V, VOUT(MIN) = 2.5V, IQ = 25μA,

ISD ≤ 1μA, 10-Lead MS Package

LTC3441

High Current Micropower 1MHz Synchronous

Buck-Boost DC/DC Converter

95% Efficiency, VIN: 2.5V to 5.5V, VOUT(MIN) = 2.5V, IQ = 25μA,

ISD ≤ 1μA, DFN Package

LTC3443

High Current Micropower 600kHz Synchronous

Buck-Boost DC/DC Converter

96% Efficiency, VIN: 2.4V to 5.5V, VOUT(MIN) = 2.4V, IQ = 28μA,

ISD < 1μA, DFN Package

LTC3240-3.3/

LTC3240-2.5

3.3V/2.5V Step-Up/Step-Down Charge Pump DC/DC

Converter

VIN: 1.8V to 5.5V, VOUT(MAX) = 3.3V/2.5V, IQ = 65μA, ISD < 1μA,

(2mm

× 2mm) DFN Package

LTC3245

Wide VIN Range Low Noise 250mA Buck-Boost

Charge Pump

VIN: 2.7V to 38V, VOUT(MAX) = 5V, IQ = 20µA, ISD = 4µA,

12-Lead MS and (3mm

× 4mm) DFN Packages

LTC3260

Low Noise Dual Supply Inverting Charge Pump

Inverting Charge Pump With Integrated Dual Polarity 50mA LDO

Post-Regulated Outputs. VIN: 4.5V to 32V, Charge Pump VOUT:

–0.94 • VIN, 100mA

LTC3261

High Voltage, Low Quiescent Current Inverting

Charge Pump

VIN: 4.5V to 32V, VOUT = –VIN, IOUT = 100mA, MSOP-12 Package

LinearTechnology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

(408)432-1900 ● FAX: (408) 434-0507 ● www.linear.com/LTC3255

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