• SC445
  • 150mA 4-strings高效集成驱动器LED
  • SC440A
  • 30mA LED 6-strings高效集成驱动器
  • SC441A
  • 150mA的LED高效集成驱动器4-strings AEC - Q100标准合格
  • SC441C
  • 150mA的LED -高电压输入4-strings高效集成驱动器
  • SC442
  • 10频道,综合效率高120,白色LED驱动器
  • SC443
  • 30mA LED 3-Strings高效集成的升压驱动器
  • SC446
  • 100mA的LED 3-strings高效集成驱动器
  • SC4505
  • 背光/闪光LED驱动器高效率升压转换器
Semtech SC440

Semtech SC440

30mA LED 6-strings高效的集成驱动器


Not Recommended for New Designs - see SC440A


  • Wide input range 4.5V to 21V
  • 40V maximum output voltage with adjustable OVP for smaller output capacitor
  • Drives up to 60 WLEDs in 6 strings
  • Programmable WLED current for up to 30mA per string
  • 1% string-to-string current matching
  • 2A integrated power switch
  • Up to 91% efficiency
  • 4mm x 4mm x1mm MLPQ-24 package (WEEE & RoHS compliant)


  • Medium-sized LCD panel
  • Notebook Display
  • White LED Power Supplies
  • Sub-Notebook and Tablet Computer Displays
  • Portable Media Players
  • LCD Monitors
  • Digital Video Cameras


Order Codes

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