Datasheet Analog Devices LTC3417AIFE#PBF — Ficha de datos

LTC3417A
Dual Synchronous
1.5A/1A 4MHz Step-Down
DC/DC Regulator
Description Features
High Efficiency: Up to 95%
1.5A/1A Guaranteed Minimum Output Current
Synchronizable to External Clock
No Schottky Diodes Required
Programmable Frequency Operation: 1.5MHz or Adjustable From 0.6MHz to 4MHz
n Low R
DS(ON) Internal Switches
n Short-Circuit Protected
n V : 2.25V to 5.5V
IN
n Current Mode Operation for Excellent Line and Load Transient Response
n 125µA Quiescent Current in Sleep Mode
n Ultralow Shutdown Current: I < 1µA
Q
n Low Dropout Operation: 100% Duty Cycle
n Power Good Output
n Phase Pin Selects 2nd Channel Phase Relationship with Respect to 1st Channel
n Internal Soft-Start with Individual Run Pin Control …