LTC3622/ LTC3622-2/LTC3622-23/5
17V, Dual 1A Synchronous Step-Down Regulator
with Ultralow Quiescent Current
FEATURES
DESCRIPTION
nn Dual Step-Down Outputs: 1A Per Channel nn Wide VIN Range: 2.
7V to 17V nn Wide VOUT Range: 0.
6V to VIN nn Up to 95% Efficiency nn No-Load IQ = 5µA with Both Channels Enabled;
IQ 4µA with Only One Channel Enabled nn High Efficiency, Low Dropout Operation
(100% Duty Cycle) nn Constant Frequency (1MHz/2.
25MHz) with External
Frequency Synchronization nn ±1% Output
Voltage Accuracy nn Current Mode Operation for Excellent Line and Load
Transient Response nn Phase Shift Programmable with External Clock nn Selectable Current Limit nn Internal Compensation and Soft...