Switching Regulators
  • SC187
    • 4A, 2.2MHz Synchronous Step-Down Regulator with 15 Preset Output Voltages
  • SC220
    • 20MHz, 650mA, X-EMI™-Enabled Synchronous Step-Down Regulator
  • SC220Q
    • 20MHz, 650mA, X-EMI™-Enabled Synchronous Step-Down Regulator
  • SC2308A
    • 600kHz Step-Up Switching Regulator with 2.2A, 45V Switch
  • SC284
    • Dual Channel 2.5MHz, 1.8A Synchronous Step-Down Regulator
  • SC3102
    • 2A Synchronous Step-Down Regulator
  • SC401B
    • 15A Integrated FET Regulator with Programmable LDO
  • SC402B
    • 10A EcoSpeed® Integrated FET Regulator with Programmable LDO
Semtech SC283

Semtech SC283

Dual Channel 2.5MHz, 1.8A Synchronous Step-Down Regulator

The SC283 is a dual channel 1.8A synchronous step-down regulator designed to operate with an input voltage range of 2.9 to 5.5 Volts. Each channel offers fifteen pre-determined output voltages via four control pins programmable from 0.8 to 3.3 Volts.

Features


  • VIN Range: 2.9 - 5.5V
  • VOUT Selectable: 0.8 - 3.3V
  • Up to 1.8A Output Current for Each Channel
  • Ultra-Small Footprint, <1mm Height Solution
  • 2.5MHz Switching Frequency
  • Efficiency Up to 93%
  • Low Output Noise Across Load Range
  • Excellent Transient Response
  • Start Up into Pre-Bias Output
  • 100% Duty-Cycle Low Dropout Operation
  • <1μA Shutdown Current
  • Internal Soft Start
  • Input Under-Voltage Lockout
  • Output Over-Voltage, Current Limit Protection
  • Over-Temperature Protection
  • Adjustable Output Voltage
  • 2mm x 3mm x 0.8mm thermally enhanced
  • MLPQ-W18 package
  • -40 to +85°C Temperature Range
  • Pb-Free product. RoHS/WEEE and Halogen Free compliant

Applications


  • Desktop Computing
  • Set-Top Box
  • LCD TV
  • Network Cards
  • Printer

Packaging

  • MLPQ-W18

Order Codes

  • SC283WLTRT: Pb-Free product, RoHS/WEEE and Halogen Free compliant
  • SC283EVB: SC283 Evaluation Board