Description
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.
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 Programmable Pseudo-fixed Frequency.
- Fault Protection Features: Cycle-by-Cycle Current Limit Short Circuit Protection Over and Under Output Voltage Protection Over-Temperature.
SC171-Semtech.pdf
