SC171 Datasheet (Semtech) - Synchronous Step-Down Regulator

SC171, Synchronous Step-Down Regulator

The SC171 is an integrated, synchronous 1A EcoSpeedTM step-down regulator, which incorporates Semtech’s advanced, patented adaptive on-time architecture to achieve best-in-class performance in dynamic point-ofload applications.

The input voltage range is 3V to 5.5V with a programmable output voltage

SC171 Features

* VIN: 3V to 5.5V

* VOUT: 0.75V to 95% x VIN

* IOUT: Up to 1A

* Low RDS(ON) Switches Up to 95% Peak Efficiency

* High Output Accuracy

* Small Ceramic Capacitors

* Power Good Pin (Open-Drain)

* Patented Adaptive On-Time Control: Excellent Transient Response