Datasheet Analog Devices LTC3526LB

LTC3526L/LTC3526LB
550mA 1MHz Synchronous
Step-Up DC/DC Converters
in 2mm × 2mm DFN
Description Features 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 (LTC3526L)
Q
n Low Noise PWM Operation (LT3526LB)
n Internal Synchronous Rectifier
n Logic Controlled Shutdown (I < 1µA)
Q
n Anti-Ring Control
n Low Profile (2mm × 2mm × 0.75mm) DFN-6 Package …