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LTC3539-2

1MHz/2MHz Synchronous Step-Up DC/DC Converters

LTC3539-2 Features

* n Delivers 3.3V at 900mA From 2 Alkaline/NiMH Cells n Delivers 5V at 900mA From a Lithium-Polymer Battery n VIN Start-Up Voltage: 700mV n 1.5V to 5.25V VOUT Range n Up to 94% Efficiency n VIN > VOUT Operation n ±1.5% Feedback Voltage Tolerance n 1MHz (LTC3539) or 2MHz (LTC3539-2) Fixed Frequency Ope

LTC3539-2 General Description

The LTC®3539/LTC3539-2 are synchronous, 2A step-up DC/DC converters with output disconnect. Synchronous rectification enables high efficiency in the low profile 2mm × 3mm DFN package. Battery life is extended with a 700mV start-up voltage and operation down to 500mV once started. A switching frequen.

LTC3539-2 Datasheet (189.72 KB)

Preview of LTC3539-2 PDF

Datasheet Details

Part number:

LTC3539-2

Manufacturer:

Linear Technology

File Size:

189.72 KB

Description:

1mhz/2mhz synchronous step-up dc/dc converters.

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TAGS

LTC3539-2 1MHz 2MHz Synchronous Step-Up Converters Linear Technology

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LTC3539-2 Distributor