LTC3530 datasheet(16/16 Pages) LINER

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LTC3530

3530fb

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

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

LT 0807 REV B • PRINTED IN USA

PART NUMBER

DESCRIPTION

COMMENTS

LTC3400/LTC3400B 600mA (ISW), 1.2MHz Synchronous Step-Up DC/DC Converter

VIN: 0.85V to 5V, VOUT(MAX) = 5V,

IQ = 19μA/300μA, ISD < 1μA, ThinSOT Package

LTC3401/LTC3402

1A/2A (ISW), 3MHz Synchronous Step-Up DC/DC Converter

VIN: 0.5V to 5V, VOUT(MAX) = 5V, IQ = 38mA,

ISD < 1μA, MS Package

LTC3406/LTC3406B 600mA (IOUT), 1.5MHz Synchronous Step-Up DC/DC Converter

VIN: 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 20μA,

ISD ≤ 1μA, ThinSOT Package

LTC3407

600mA (IOUT), 1.5MHz Dual Synchronous Step-Up DC/DC Converter

VIN: 2.5V to 5.5V, VOUT(MIN) = 0.6V, IQ = 40μA,

ISD ≤ 1μA, MS Package

LTC3411

1.25A (IOUT), 4MHz Synchronous Step-Up DC/DC Converter

VIN: 2.5V to 5.5V, VOUT(MIN) = 0.8V, IQ = 60μA,

ISD ≤ 1μA, MS Package

LTC3412

2.5A (IOUT), 4MHz Synchronous Step-Up DC/DC Converter

VIN: 2.5V to 5.5V, VOUT(MIN) = 0.8V, IQ = 60μA,

ISD ≤ 1μA, TSSOP16E Package

LTC3421

3A (ISW), 3MHz Synchronous Step-Up DC/DC Converter

VIN: 0.5V to 4.5V, VOUT(MAX) = 5.25V, IQ = 12μA,

ISD < 1μA, QFN Package

LTC3425

5A (ISW), 8MHz Multiphase Synchronous Step-Up DC/DC Converter

VIN: 0.5V to 4.5V, VOUT(MAX) = 5.25V, IQ = 12μA,

ISD < 1μA, QFN Package

LTC3429

600mA (ISW), 500kHz Synchronous Step-Up DC/DC Converter

VIN: 0.5V to 4.4V, VOUT(MAX) = 5V, IQ = 20μA,

ISD < 1μA, QFN Package

LTC3440

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

VIN: 2.5V to 5.5V, VOUT(MAX) = 5.5V, IQ = 25μA,

ISD < 1μA, MS, DFN Package

LTC3441

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

VIN: 2.5V to 5.5V, VOUT(MAX) = 5.5V, IQ = 25μA,

ISD < 1μA, DFN Package

LTC3442/LTC3443

1.2A (IOUT), Synchronous Buck-Boost DC/DC Converters,

LTC3442 (1MHz), LTC3443 (600kHz)

VIN: 2.4V to 5.5V, VOUT(MAX) = 5.25V, IQ = 28μA,

ISD < 1μA, MS Package

LTC3444

500mA (IOUT), 1.5MHz Synchronous Buck-Boost DC/DC Converter with

Wide VOUT Range

VIN: 2.7V to 5.5V, VOUT = 0.5V to 5.25V, 3mm x 3mm

DFN Package, Ideal for WCDMA PA Bias

LTC3532

500mA (IOUT), 2MHz Synchronous Buck-Boost DC/DC Converter

VIN: 2.4V to 5.5V, VOUT(MAX) = 5.25V, IQ = ISD < 1μA,

DFN Package

ThinSOT is a trademark of Linear Technology Corporation.

SW1

VIN

SHDN/SS

BURST

SW2

VOUT

GND

LTC3530

10μH

324k

3530 TA05

33.2k

C1: TAIYO YUDEN JMK212BJ106MG

C2: TAIYO YUDEN JMK325BJ226MM

D1, D2: ON SEMICONDUCTOR MBRM120T3

L1: SUMIDA CDRH4D28-100

*0 = Burst Mode OPERATION

1 = FIXED FREQUENCY

LOCATE COMPONENTS AS

CLOSE TO IC AS POSSIBLE

10μF

0.1μF

R4 1M

USB

4.35V TO

5.25V

2Ω

560pF

10k

fOSC = 1MHz

C2**

22μF

VOUT

5VIN – 435mA MAX

4.35VIN – 350mA MAX

D1**

1nF

D2**

15k

33pF

USB to 5V Converter with Output Disconnect

TYPICAL APPLICATION

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