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  • SC4911
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  • SC4910B
    • High-Performance Secondary Side Controller with Synchronous Rectifier
  • SC4910A
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Semtech SC412A

Semtech SC412A

Synchronous Buck Controller

Not Recommended for New Designs - Last Day of purchase: 5/1/11

Features


  • VBAT Range 3V to 25V
  • Soft-Shutoff at Output
  • Current Sense Using Low-Side RDS(ON) or Resistor
  • Sensing with Adjustable Cycle-by-Cycle Current Limit
  • Fixed-Frequency, 325kHz
  • Constant On-Time for Fast Dynamic Response and Reduced Output Capacitance
  • Automatic Smart Power Save†
  • Internal Soft-Start
  • Over-Voltage/Under-Voltage Fault Protection
  • Power Good Output
  • 1μA Typical Shutdown Current
  • Tiny 3x3mm, 16 Pin MLP, Lead-free Package
  • Low External Part Count
  • Industrial Temperature Range
  • 1% Internal Reference
  • 1A/3A Non-Overlapping Gate Drive with SmartDrive™
  • High Effi ciency > 90%
  • Fully WEEE and RoHS Compliant
† Patent pending

Applications


  • Notebook and Sub-notebook Voltage Controllers
  • Tablet PCs
  • Embedded Applications

Packaging

MLP-16

Order Codes

  • SC412AMLTRT: Lead-free, RoHS and WEEE compliant, 3000 pcs. Tape & Reel