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LTC3526-2 - 500mA 2MHz Synchronous Step-Up DC/DC Converters

General Description

n Delivers 3.3V at 100mA from a Single Alkaline/ NiMH Cell or 3.3V at 200mA from Two Cells n VIN Start-Up Voltage: 850mV n VIN Operating Range: 0.5V to 5V n 1.6V to 5.25V VOUT Range n Up to 94% Efficiency n Output Disconnect n 2MHz Fixed Frequency Operation n VIN > VOUT Operation n Integrated Soft-

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Other Datasheets by Linear Technology (now Analog Devices)

Part Number Description
LTC3526 500mA 1MHz Synchronous Step-Up DC/DC Converters
LTC3526B 500mA 1MHz Synchronous Step-Up DC/DC Converters
LTC3526B-2 500mA 2MHz Synchronous Step-Up DC/DC Converters
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LTC3526-2/LTC3526B-2 NOT RECOMMENDED FOR NEW DESIGNS Contact Linear Technology for Potential Replacement 500mA 2MHz Synchronous Step-Up DC/DC Converters in 2mm × 2mm DFN Features Description n Delivers 3.3V at 100mA from a Single Alkaline/ NiMH Cell or 3.3V at 200mA from Two Cells n VIN Start-Up Voltage: 850mV n VIN Operating Range: 0.5V to 5V n 1.6V to 5.25V VOUT Range n Up to 94% Efficiency n Output Disconnect n 2MHz Fixed Frequency Operation n VIN > VOUT Operation n Integrated Soft-Start n Current Mode Control with Internal Compensation n Burst Mode® Operation with 9µA Quiescent Current (LTC3526-2) n Low Noise PWM Operation (LTC3526B-2) n Internal Synchronous Rectifier n Logic Controlled Shutdown (IQ < 1µA) n Anti-Ringing Control n Low Profile (2mm × 2mm × 0.