概览

封装

  • TSSOP-28

订购代码

  • SC1486AITSTR: Package Minimum Tape & Reel Only
  • SC1486AITSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only

PB Free/ROHS

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功能

  • 1% DC accuracy
  • Compatible with DDR1, DDR2 and DDR3 memory power requirements
  • Constant on-time for fast dynamic response
  • VBAT range = 1.8V – 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 switching - no gate resistors required
  • Efficiency >90%
  • 28 Lead TSSOP (Lead-free available, fully WEEE and RoHS compliant)

应用

  • Notebook computers
  • CPU I/O supplies
  • Handheld terminals and PDAs

Inventory

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