LTC3525D-3.3 Datasheet (Linear) - 400mA Micropower Synchronous Step-Up DC/DC Converter

LTC3525D-3.3, 400mA Micropower Synchronous Step-Up DC/DC Converter

The LTC®3525D-3.3 is a high efficiency synchronous stepup DC/DC converter that can start up with an input as low as 0.85V.

It offers a compact, high efficiency alternative to charge pumps in single cell or dual cell alkaline or Li-Ion applications.

Only three small external components are required.

LTC3525D-3.3 Features

* n VOUT Connected to VIN in Shutdown n Up to 95% Efficiency n 0.85V Minimum Input Start-Up Voltage n Fixed Output Voltage of 3.3V n Delivers 60mA at 3.3V from a 1V Input, or 140mA at 3.3V from a 1.8V Input n Burst Mode® Operation: IQ = 7µA n VIN Range: 0.5V to 4.5V n Only Three External Compon