Datasheet Summary
LTC1773 Synchronous Step-Down DC/DC Controller
Features
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DESCRIPTIO
High Efficiency: Up to 95% Constant Frequency 550kHz Operation VIN from 2.65V to 8.5V VOUT from 0.8V to VIN OPTI-LOOP® pensation Minimizes COUT Synchronizable up to 750kHz Selectable Burst Mode Operation Low Quiescent Current: 80µA Low Dropout Operation: 100% Duty Cycle Secondary Winding Regulation Soft-Start Current Mode Operation for Excellent Line and Load Transient Response Low Shutdown IQ = 10µA ±1.5% Reference Accuracy Precision 2.5V Undervoltage Lockout Available in 10-Lead MSOP
The LTC®1773 is a current mode synchronous buck regulator controller that drives external...