Part SC1486A
Description Dual Synchronous Buck DDR and DDR2 Power Supply Controller
Manufacturer SEMTECH
Size 655.31 KB
SEMTECH

SC1486A Overview

Key Features

  • 25V DC current sense using low-side RDS(ON) sensing or sense resistor Integrated reference buffer for VTT Low power S3 state with high-Z VTT Resistor programmable on-time Cycle-by-cycle current limit Digital soft-start PSAVE option for VDDQ Over-voltage/under-voltage fault protection <20µA shutdown current Low quiescent power dissipation Two Power Good indicators Separate enable for each switcher Integrated gate drivers with soft swi