Datasheet Linear Technology LTC3417AIFE-1#PBF — 数据表

LTC3417A-1
Dual Synchronous
1.5A/1A 4MHz Step-Down
DC/DC Regulator with POR
DESCRIPTION FEATURES n High Efficiency: Up to 95%
1.5A/1A Guaranteed Minimum Output Current
Synchronizable to External Clock
Power-On-Reset Output
No Schottky Diodes Required
Programmable Frequency Operation: 1.5MHz or
Adjustable From 0.6MHz to 4MHz
Low Ripple (< 35mVP-P) BurstMode® Operation
Low RDS(ON) Internal Switches
Short-Circuit Protected
VIN: 2.25V to 5.5V
Current Mode Operation for Excellent Line and Load
Transient Response
125μA Quiescent Current in Sleep Mode
Ultralow Shutdown Current: IQ < 1μA
Low Dropout Operation: 100% Duty Cycle
Phase Pin Selects 2nd Channel Phase Relationship
with Respect to 1st Channel
Internal Soft-Start with Individual Run Pin Control …