Datasheet Analog Devices LTC3525DESC6-3.3#TRMPBF — Ficha de datos

LTC3525D-3.3
400mA Micropower
Synchronous Step-Up DC/DC
Converter with Pass Through Mode
Features Description VOUT Connected to VIN in Shutdown
Up to 95% Efficiency
0.85V Minimum Input Start-Up Voltage
Fixed Output Voltage of 3.3V
Delivers 60mA at 3.3V from a 1V Input,
or 140mA at 3.3V from a 1.8V Input
n Burst Mode® Operation: I = 7µA
Q
n V Range: 0.5V to 4.5V
IN
n Only Three External Components
n V > V
IN
OUT Operatio Anti-Ringing Control
n Short-Circuit and Overtemperature Protectio Very Low Profile of 1mm
n Tiny 6-Lead SC70 Package 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. The LTC3525D features a fixed output voltage of 3.3V. …