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LTC3520

Part Number	LTC3520
Manufacturer	Linear Technology
Description	Synchronous 1A Buck-Boost and 600mA Buck Converters
Published	Jun 3, 2010
Detailed Description	LTC3520 Synchronous 1A Buck-Boost and 600mA Buck Converters FEATURES n Dual High Efﬁciency DC/DC Converters: Buck-Boost...
Datasheet	LTC3520 PDF File

Overview

LTC3520 Synchronous 1A Buck-Boost and 600mA Buck Converters FEATURES n Dual High Efﬁciency DC/DC Converters: Buck-Boost (VOUT: 2.
2V to 5.
25V, IOUT = 1A at VOUT = 3.
3V, VIN ≥ 3V) Buck (VOUT: 0.
8V to VIN, IOUT = 600mA) n 2.
2V to 5.
5V Input Voltage Range n Pin-Selectable Burst Mode® Operation n Uncommitted Gain Block for LDO Controller, Battery Good Indication or Sequencing n Programmable 100kHz to 2MHz Switching Frequency n 55μA Total Quiescent Current for Both Converters in Burst Mode Operation n Thermal and Overcurrent Protection n <1μA Quiescent Current in Shutdown n 24-Lead 4mm × 4mm QFN Package APPLICATIONS n Portable Media Players n Digital Cameras n Handheld PCs, PDAs n GPS Receivers L...

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