Switching Regulators
  • SC4525D
    • 18V, 3A, 350kHz Step-Down Switching Regulator
  • SC4525C
    • 28V 3A Step-Down Switching Regulator
  • SC4524D
    • 18V 2A Step-Down Switching Regulator
  • SC4524C
    • 28V 2A Step-Down Switching Regulator
  • SC427
    • 10A EcoSpeed® Integrated FET Regulator with Programmable LDO
  • SC417
    • 10A EcoSpeed® Integrated FET Regulator with Programmable LDO
  • SC410
    • 3A, 24V EcoSpeed® Step-Down Regulator with LDO and Ultrasonic Power Save
  • SC403B
    • 6A EcoSpeed® Integrated FET Regulator with Programmable LDO
Semtech SC4806

Semtech SC4806

Multiple Function Double Ended PWM Controller

The SC4806 is a double ended, high speed, highly integrated PWM controller optimized for applications requiring minimum space. The device is easily configurable for current mode or voltage mode operation and contains all the control circuitry required for isolated  applications, where a secondary side error amplifier is used.

Features


  • 90 µA starting current
  • Pulse-by-pulse current limit for both voltage/current modes
  • Programmable operating frequency up to 1MHz
  • Programmable external soft start
  • Programmable line undervoltage lockout
  • Programmable external slope compensation
  • Over current shutdown with separate pin
  • Dual output drive stages on push-pull configuration
  • Programmable mode of operation (peak current mode or voltage mode)
  • External frequency synchronization
  • Bi-phase mode of operation
  • -40 to 105 °C operating temperature
  • Lead free MLP-12 package, WEEE and RoHS compliant

Applications


  • Telecom equipment and power supplies
  • Networking power supplies
  • Industrial power supplies
  • Push-pull converter
  • Half bridge converter
  • Full bridge converter
  • Isolated VRMs

Packaging

MLPQ-12

Order Codes

  • SC4806MLTRT: Lead-free, RoHS and WEEE compliant, 3000 pcs. Tape & Reel