Semtech SC5010

Features

• VIN Range — 4.5V to 27V, VOUT Range — Up to 50V
• Step-up (Boost) Controller
  • Excellent Transient Response
  • Programmable Switching Frequency
• Linear Current Sinks
  • 8 Strings, up to 30mA/String
  • Current Matching ±1%
  • Current Accuracy ±1.5%
• PWM Dimming
  • String-by-String Phase Shifting
  • Input Dimming Frequency 100Hz-30kHz
  • User Selectable 9 or 10 Bits Dimming Resolution
  • Optional Synchronization to VSYNC/HSYNC Signal
• 5-bit Analog Dimming
• Optional External p-MOSFET Disconnect Switch
  • True Load Disconnect and Inrush Current Limiting
• I2C Interface
  • Fault Status — Open/Short LED, UVLO, OTP
  • Device Control — SYNC Freq, PLL Setting
• Protection Features
  • Open/Shorted LED(s) and adjustable OVP
  • Over-Temperature and UVLO Shutdown Protection
• 4 X 4(mm) 28-pin QFN Package

Applications

• Notebook PCs
• UMPC 
• LCD Monitors
• Tablet PCs

Packaging

• QFN 28-pin package.

Order Codes

• SC5010ULTRT - Lead-free, WEEE, RoHS compliant, and halogen-free. 3,000 pcs, tape and reel only.