Datasheet Linear Technology LTC3407AIMSE#PBF — 数据表

LTC3407A
Dual Synchronous 600mA,
1.5MHz Step-Down
DC/DC Regulator
DESCRIPTION FEATURES High Efficiency: Up to 96%
Low Ripple (35mVP-P) Burst Mode Operation;
IQ = 40μA
1.5MHz Constant Frequency Operation
No Schottky Diodes Required
Low RDS(ON) Internal Switches: 0.35Ω
Current Mode Operation for Excellent Line
and Load Transient Response
Short-Circuit Protected
Low Dropout Operation: 100% Duty Cycle
Ultralow Shutdown Current: IQ < 1μA
Output Voltages from 5V down to 0.6V
Power-On Reset Output
Externally Synchronizable Oscillator
Optional External Soft-Start
Small Thermally Enhanced MSOP and 3mm × 3mm
DFN Packages APPLICATIONS The LTC®3407A is a dual, constant frequency, synchronous
step-down DC/DC converter. Intended for low power applications, it operates from a 2.5V to 5.5V input voltage
range and has a constant 1.5MHz switching frequency, …