Datasheet Linear Technology LTC3533EDE#TRPBF — 数据表

LTC3533
2A Wide Input Voltage
Synchronous Buck-Boost
DC/DC Converter
Description Features Regulated Output with Input Voltages Above,
Below or Equal to the Output
n 1.8V to 5.5V (Input) and 5.25V (Output)
Voltage Range
n 0.8A Continuous Output Current: V > 1.8V
IN
n 2A Continuous Output Current: V > 3V
IN
n Single Inductor
n Synchronous Rectification: Up to 96% Efficiency
n Programmable Burst ModeВ® Operation: I = 40ВµA
Q
n Output Disconnect in Shutdow Programmable Frequency from 300kHz to 2MHz
n 1.6V to ensure the error amp is not clamped
from soft-start. An RC from the shutdown command signal
to this pin will provide a soft-start function by limiting the
rise time of VC
FB (Pin 13): Feedback Pin. Connect resistor divider tap
here. The output voltage can be adjusted from 1.8V to …