Datasheet Analog Devices LTC3412AMPFE#PBF — 数据表

LTC3412A
3A, 4MHz, Monolithic
Synchronous
Step-Down Regulator
DESCRIPTION FEATURES High Efficiency: Up to 95% 3A Output Current
n Low Quiescent Current: 64µA
n Low R
DS(ON) Internal Switch: 77mΩ
n 2.25V to 5.5V Input Voltage Range
n Programmable Frequency: 300kHz to 4MHz
n ±2% Output Voltage Accuracy
n 0.8V Reference Allows Low Output Voltage
n Selectable Forced Continuous/Burst Mode® Operation
with Adjustable Burst Clamp
n Synchronizable Switching Frequency
n Low Dropout Operation: 100% Duty Cycle
n Power Good Output Voltage Monitor
n Overtemperature Protected
n Available in 16-Lead Exposed Pad TSSOP and
QFN Packages APPLICATIONS Point-of-Load Regulation Notebook Computers
n Portable Instruments
n Distributed Power Systems The LTC®3412A is a high efficiency monolithic synchronous, step-down DC/DC converter utilizing a constant
frequency, current mode architecture. It operates from …