Switching Regulators
  • SC195F
  • 3.5MHz, 500mA Synchronous Step Down DC-DC Regulator
  • SC202F
  • 3.5MHz, 500mA Step-down Regulator with Integrated Inductor
  • SC21150
  • Tiny 1.2A Synchronous Buck Regulator
  • SC21152
  • Tiny 1.2A Synchronous Buck Regulator with Power Good
  • SC21154
  • Tiny 1.2A Synchronous Buck Regulator with Programmable Soft Start
  • SC221
  • 20MHz, 650mA, X-EMI™-Enabled Synchronous Step-Down Regulator
  • SC284A
  • Dual Channel 2.5MHz, 2.0A Synchronous Buck Regulator
  • SC284AQ
  • Dual Channel 2.5MHz, 1.7A Synchronous Buck Regulator
Semtech SC402B

Semtech SC402B

10A EcoSpeed® Integrated FET Regulator with Programmable LDO

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The SC402B is a stand-alone synchronous EcoSpeed® buck power supply which incorporates Semtech’s advanced patented adaptive on-time control architecture.

Features


  • Power System
    • Input voltage — 3V to 28V
    • Bias voltage — 3V to 5.5V LDO or external
    • Up to 96% peak efficiency
    • Integrated bootstrap switch
    • Programmable LDO output — 200mA
    • Reference tolerance — 1% TJ= -40 to +125 °C
    • Programmable soft start time
  • Logic Input/Output Control
    • Independent EN controls for LDO and switcher
    • Programmable VIN UVLO threshold
    • Power good output
    • Selectable PSAVE or FCM mode
  • Protection
    • Over-voltage and under-voltage
    • TC compensated RDS(ON) sensed current limit
    • Thermal Shutdown
  • Output Capacitor Types
    • High ESR — SP, POSCAP, OSCON
    • Ceramic capacitors
  • Package
    • Lead-free package — 5x5mm, 32-Pin MLPQ
    • RoHS/WEEE compliant and Halogen free

Applications


  • Networking and telecommunication equipment
  • Printers, DSL, and STB applications
  • Embedded systems and power supply modules
  • Point of load power supplies

Packaging

  • MLPQ 32-Pin, 5x5mm

Order Codes

  • SC402BMLTRT
 
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