Datasheet Linear Technology LTC3535EDD#PBF — Ficha de datos

LTC3535
Dual Channel 550mA 1MHz
Synchronous Step-Up
DC/DC Converter
DESCRIPTION FEATURES Two Independent Step-Up Converters
n Each Channel Delivers 3.3V at 100mA from a Single
Alkaline/NiMH Cell or 3.3V at 200mA from Two Cells
n V Start-Up Voltage: 680mV
IN
n 1.5V to 5.25V V
OUT Range
n Up to 94% Efficiency
n Output Disconnect
n 1MHz Fixed Frequency Operatio V > V
IN
OUT Operatio Integrated Soft-Start
n Current Mode Control with Internal Compensatio Burst Mode® Operation with 9µA I Each Channel
Q
n Internal Synchronous Rectifier
n Logic Controlled Shutdown (I < 1µA)
Q
n Anti-Ring Control
n Low Profile (3mm × 3mm × 0.75mm) 12-Lead DFN Package The LTC®3535 is a dual channel, synchronous, fixed frequency step-up DC/DC converter with output disconnect. …