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 SC2603

Semtech SC2603

Simple PWM Boost Controller

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The SC2603 is a versatile, low-cost, voltage-mode PWM controller designed for 16V input DC/DC power supply applications.


  • Low cost / small size
  • Switch mode efficiency up to 95%
  • 1% reference voltage accuracy
  • Over-current protection
  • 800mA output drive
  • 5V to 16V input power source
  • No need for external compensation network
  • SOT23-6 is fully WEEE and RoHS compliant


  • Portable Devices
  • Flat Panel TV
  • TV Set Top Box
  • Auxiliary Supplies
  • Peripheral Card Supplies
  • Industrial Power Supplies
  • High Density DC/DC Conversion



Order Codes

  • SC2603SKTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
  • SC2603EVB: SC2603 Evaluation Board
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