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 SC5010

Semtech SC5010

High Efficiency 8-Channel LED Driver with I2C Interface and Phase-Shifted PWM Dimming

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The SC5010 is an 8-channel high-precision, high-efficiency step-up (Boost) LED driver for backlight applications. It features wide input voltage range (4.5V to 27V) , fl exible output configuration, wide analog and PWM dimming range, phase shifting and fading. It also features video signal synchronization (VSYNC), I2C interface, and numerous protection features. An optional disconnect p-MOSFET provides true load disconnection and inrush current limiting.

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.
 
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