Products
Power Management
Semtech SC440
High Efficiency Integrated Driver for 6-Strings of 30mA LEDs
Overview
Features
- 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)
Applications
- Medium-sized LCD panel
- Notebook Display
- White LED Power Supplies
- Sub-Notebook and Tablet Computer Displays
- Portable Media Players
- LCD Monitors
- Digital Video Cameras