Overview

The SC2545 is a high performance dual PWM controller. It is designed to convert a wide ranged input voltage down to two independent output rails.

Packaging

  • TSSOP-24, MLPQ-24

Order Codes

  • SC2545MLTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only (MLPQ-24)
  • SC2545TSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only (TSSOP-24)
  • SC2545EVB: SC2545 Evaluation Board

PB Free/ROHS

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Features

  • Independent dual-outputs
  • “Peel off “start up trackingIndependent dual-outputs
  • Wide input voltage range: 4.5V~28V
  • Adjustable output voltage down to 0.75V
  • Flexible power sequencing with enable and powergood output
  • Synchronous Buck topology with voltage mode control
  • Out of phase operation to reduce cost of input capacitor
  • 10V internal regulator for gate driver to deliver high efficiency
  • Programmable switching frequency: 100kHz~300kHz
  • Full protection: UVLO, OVP and programmable OCP
  • No need for current sense resistor
  • Low shutdown current (100nA typical)
  • 24 lead TSSOP and MLPQ packages
  • Fully WEEE and RoHS Compliant

Applications

  • Systems with 4.5V~28V input
  • LCDTV and PDPTV
  • Network and telecom systems

Inventory

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