LED Drivers
  • SC445
  • High Efficiency Integrated Driver for 4-Strings of 150mA LEDs
  • SC440
  • High Effi ciency Integrated Driver for 6-Strings of 30mA LEDs
  • SC440A
  • High Efficiency Integrated Driver for 6-Strings of 30mA LEDs
  • SC441A
  • High Efficiency Integrated Driver for 4-Strings of 150mA LEDs - AEC-Q100 Qualified
  • SC441C
  • High Efficiency Integrated Driver for 4-Strings of 150mA LEDs - High Voltage Input
  • SC442
  • 10-Channel, Integrated, High Efficiency 120 White LED Driver
  • SC443
  • High Efficiency Integrated Boost Driver for 3-Strings of 30mA LEDs
  • SC446
  • High Efficiency Integrated Driver for 3-Strings of 100mA LEDs
Semtech SC5014

Semtech SC5014

High Efficiency 4-Channel HB LED Driver with I2C Interface and Phase-Shifted PWM Dimming

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The SC5014 is a 4-channel, highly integrated, high-efficiency step-up (boost) HB LED driver designed to reduce the thickness of mid-size LCD displays.

Contact your local Sales Representative for full product specifications

Features


  • Input Voltage — 4.5V to 27V
  • Output Voltage — Up to 50V
  • Step-up (Boost) Controller
    • Ultra-Fast Transient Response (<100μs)
    • Programmable Switching Frequency
  • Linear Current Sinks
    • 4 Strings, up to 120mA/String
    • Current Matching ±1%
    • Current Accuracy ±2%
  • PWM Dimming
    • String-by-String Phase Shifting
    • Input Dimming Frequency 100Hz-30kHz
    • User Selectable 9 or 10-Bits Dimming Resolution
  • 5-Bits Analog Dimming
  • I2C Interface
    • Fault Status — Open/Short LED, UVLO, OTP
    • Device Control: PLL Setting
  • Protection Features
    • Open/Shorted LED(s) and adjustable OVP
    • Over-Temperature and UVLO Shutdown Protection
  • 4mm X 4mm 20-pin QFN Package

Applications


  • UltrabooksTM
  • All-in-One PCs
  • Monitors
  • Automotive-Display Backlighting
  • Backlighting for Mid-Size Displays

Packaging

  • MLPQ-20 4×4 - Lead-free packaging only. Device is WEEE and RoHS compliant, and halogen free.

Order Codes

  • SC5014MLTRT
 
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