PWM Controllers
  • SC1102
  • Synchronous Voltage-Mode Controller for Distributed Power-Supply Applications
  • SC1103
  • Asynchronous Voltage-Mode PWM Controller for 12 V Input
  • SC1104A
  • Not Recommended For New Designs
  • SC1104B
  • Simple, Synchronous Voltage-Mode PWM Controller
  • SC1109
  • Synchronous PWM Controller With Dual Low-Dropout Regulator Controllers
  • SC1110
  • Sink and Source DC/DC Controller For Termination Power Supply Applications
  • SC1116
  • Linear FET Controller for DDR Supplies
  • SC1175
  • Low-Power Dual Synchronous DC/DC Controller with Current-Sharing Circuitry
Semtech SC2677

Semtech SC2677

Dual Synchronous Voltage-Mode Controller with Current-Sharing Circuitry

Add to Watch List

Features


  • 300 kHz to 1 MHz externally-programmable frequency operation
  • Soft start and enable function
  • Power-good output provided
  • Under-voltage short-circuit protection
  • Phase-shifted switchers minimize ripple
  • High efficiency operation, >90%
  • Programmable output(s) as low as 0.5 V
  • Industrial temperature range
  • TSSOP-20 package
  • Bias voltage as low as 4.5 V
  • Adjustable phase shift between channels
  • 2-phase, current-sharing controller
    • Flexible, same or separate VIN
    • Programmable current sharing
    • Thermal distribution via multi-phase output

Applications


  • Graphics cards
  • Peripheral add-in cards
  • Dual-phase power supplies
  • Power supplies requiring two outputs

Packaging

TSSOP-20

Order Codes

  • SC2677TSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
 
- Close -
Add Product to Watch List

Please login to the mySemtech member site to add products to your personal Watch List.

If you're not registered for mySemtech, please Register now. mySemtech member benefits include pre-filled forms for quick and easy online ordering, technical support, new product information and more.