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LTC3534_15 Datasheet, PDF (20/20 Pages) Linear Technology – 7V, 500mA Synchronous Buck-Boost DC/DC Converter
LTC3534
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DESCRIPTION
COMMENTS
1.2A (ISW), 1.5MHz, Synchronous Step-Up DC/DC
Converter with Programmable Input Current
93% Efficiency, VIN: 1.8V to 5V, VOUT(MAX) = 5.25V,
IQ = 15µA, ISD < 1µA, ±5% Input Current Accuracy,
200mA to 1A Program Range, 2mm × 3mm DFN Package
3A (ISW), 3MHz, Synchronous
Step-Up DC/DC Converter with Output Disconnect
96% Efficiency, VIN: 0.5V to 4.5V, VOUT(MAX) = 5.25V,
IQ = 12µA, ISD <1µA, QFN24 Package
1.5A (ISW), 3MHz, Synchronous
Step-Up DC/DC Converter with Output Disconnect
96% Efficiency, VIN: 0.5V to 4.5V, VOUT(MAX) = 5.25V,
IQ = 25µA, ISD <1µA, DFN10 Package
5A (ISW), 8MHz (Low Ripple), 4-Phase Synchronous 95% Efficiency, VIN: 0.5V to 4.5V, VOUT(MAX) = 5.25V,
Step-Up DC/DC Converter with Output Disconnect
IQ = 12µA, ISD <1µA, QFN32 Package
600mA (ISW), 500KHz, Synchronous Step-Up DC/DC 96% Efficiency, VIN: 0.5V to 4.4V, VOUT(MAX) = 5V,
Converter with Output Disconnect and Soft-Start
IQ = 20µA, ISD <1µA, ThinSOT-23 Package
600mA (IOUT), 2MHz, Synchronous Buck-Boost
DC/DC Converter
96% Efficiency, VIN: 2.5V to 5.5V, VOUT(MAX) = 5.5V,
IQ = 25µA, ISD <1µA, MSOP and DFN Packages
1.2A (IOUT), 1MHz/600kHz, Synchronous Buck-Boost 95%/96% Efficiency, VIN: 2.4V to 5.5V, VOUT(MAX) = 5.25V,
DC/DC Converter
IQ = 35µA/28µA, ISD <1µA, MSOP Packages
1.2A (IOUT), 2MHz, Synchronous Buck-Boost
DC/DC Converter
95% Efficiency, VIN: 2.4V to 5.5V, VOUT(MAX) = 5.25V,
IQ = 25µA, ISD <1µA, DFN Package
400mA (IOUT), 1.5MHz, Synchronous Buck-Boost
DC/DC Converter with wide VOUT Range
93% Efficiency, VIN: 2.7V to 5.5V, VOUT: 0.5V to 5V,
ISD <1µA, DFN Package, Ideal for WCDMA PA Bias
1A (IOUT), 2MHz Synchronous Buck-Boost, 600mA
Buck DC/DC Converter
95% Efficiency, VIN: 2.2V to 5.5V, VOUT(MAX) = 5.25V, VOUT(MIN) = 0.8V;
IQ = 55µA, ISD < 1µA, QFN Package
Synchronous 400mA (IOUT) Buck-Boost and 200mA
(IOUT) Buck, 1MHz, DC/DC Converters
95% Efficiency, VIN: 2.4V to 5.5V, VOUT(MAX) = 5.25V, VOUT(MIN) = 0.6V;
IQ = 25µA, ISD <1µA, QFN Package
500mA (IOUT), 1MHz Synchronous Step-Up DC/DC
Converter with Output Disconnect
94% Efficiency, VIN: 0.8V to 5V, VOUT(MAX) = 5.25V,
IQ = 9µA, ISD <1µA, 2mm × 2mm DFN-6 Package
600mA (IOUT), 2MHz, Synchronous Buck-Boost DC/DC 96% Efficiency, VIN: 1.8V to 5.5V, VOUT(MAX) = 5.25V,
Converter with Wide Input Voltage Range
IQ = 40µA, ISD <1µA, MSOP and DFN Packages
200mA (IOUT), Burst Mode Operation, Synchronous
Buck-Boost DC/DC Converter with Adjustable and
Fixed VOUT Versions
90% Efficiency, VIN: 1.8V to 5.5V, VOUT(MAX) = 5V,
IQ = 16µA Always since Burst Mode Operation,
ISD <1µA, Small ThinSOT and DFN Packages
500mA (IOUT), 2MHz, Synchronous Buck-Boost
DC/DC Converter
95% Efficiency, VIN: 2.4V to 5.5V, VOUT(MAX) = 5.25V,
IQ = 35µA, ISD <1µA, MSOP and DFN Packages
2A (IOUT), 2MHz, Synchronous Buck-Boost DC/DC
Converter with Wide Input Voltage Range
96% Efficiency, VIN: 1.8V to 5.5V, VOUT(MAX) = 5.25V,
IQ = 40µA, ISD <1µA, MSOP and DFN Packages
800mA (IOUT), 1MHz, Synchronous Buck-Boost
DC/DC Converter
95% Efficiency, VIN: 2.4V to 5.5V, VOUT(MAX) = 5.25V,
IQ = 35µA, ISD = 1.5µA, DFN Package
20 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 950Fo3r5m-7o4re1i7nformation www.linear.com/LTC3534
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com/LTC3534
3534fb
LT 0214 REV B • PRINTED IN USA
 LINEAR TECHNOLOGY CORPORATION 2009