PWM Controllers
  • SC461
  • 28V EcoSpeed® DC-DC Buck Controller with Integrated LDO and Hiccup Restart
  • SC508
  • 46V EcoSpeed® DC-DC Buck Controller with Integrated LDO
  • SC508A
  • 46V EcoSpeed® DC-DC Buck Controller with Integrated LDO, AEC-Q100 Qualified
  • 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
Semtech SC2604

Semtech SC2604

Simple Boost PWM Controller with Input Disconnect FET Drive

The SC2604 is a versatile, low-cost, voltage-mode PWM controller designed for boost DC/DC power supply applications.


  • Input Voltage Range: 4.5V to 13.5V
  • 1% Voltage Reference Accuracy
  • Up to 95% Efficiency
  • Input Disconnect FET Drive
  • In-rush Current Control
  • Internal Compensation
  • Programmable Current Limit
  • Programmable Soft Start
  • 800mA Typical PWM Gate Drive
  • 400kHz Switching Frequency
  • Under Voltage Lockout
  • <200uA Shutdown Current
  • -40oC to +85oC Temperature Range
  • MSOP-8 MSOP-8 and MLPD-UT8 Package, Pb Free, Halogen Free and WEEE/RoHS Compliant


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


  • MSOP-8

Order Codes

  • SC2604MSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
  • SC2604EVB-1: SC2604 Evaluation Board, MSOP-8
  • SC2604EVB-2: SC2604 Evaluation Board, MLPD-8