PWM控制器
  • SC1102
  • 同步电压模式控制器,用于分布式电源应用
  • SC1103
  • 异步电压模式PWM控制器,12 V输入。
  • SC1104A
  • Not Recommended For New Designs
  • SC1104B
  • 简单,同步电压模式PWM控制器
  • SC1109
  • 同步PWM控制器的双低压差稳压器控制器
  • SC1110
  • 接收器和源的直流/直流电源控制器终止应用程序
  • SC1116
  • 为DDR供应 Linear FET的线性控制器
  • SC1175
  • 低功耗双同步DC-DC控制器和电流共享电路
Semtech SC4808A

Semtech SC4808A

High-Performance Dual Ended PWM Controller

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Features


  • 120 µA starting current
  • Pulse-by-pulse current limit
  • Programmable operation up to 1 MHz
  • Internal soft start
  • Programmable line under-voltage lockout
  • Over-current shutdown
  • Dual output drive stages on push-pull configuration
  • Programmable internal slope compensation
  • Programmable mode of operation (peak current mode or voltage mode)
  • External frequency synchronization
  • Bi-phase mode of operation
  • MSOP-10 package
  • -40°C to +105°C operating temperature

Applications


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

Packaging

MSOP-10

Order Codes

  • SC4808AIMSTR: Package Minimum Tape & Reel Only
  • SC4808AIMSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
 
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