LED Drivers
  • SC668
    • 8 LED Light Management Unit Automatic Dropout Prevention , Ambient Light Sense Input, PWM Dimming, and 4 LDOs
  • SC667
    • 7 LED Light Management Unit Automatic Dropout Prevention, Ambient Light Sense Input, PWM Dimming, and 4 LDOs
  • SC662
    • Backlight Driver for 6 LEDs with SemPulse® Interface
  • SC657
    • Charge Pump LED Driver for 5BL + SemPulse Interface
  • SC653
    • Charge Pump LED Driver for 4BL + 2LDO + SemPulse Interface
  • SC5010
    • High Efficiency 8-Channel LED Driver with I2C Interface and Phase-Shifted PWM Dimming
  • SC4541
    • High Frequency LED Driver with Integrated Schottky and Simple Interconnect
  • SC446
    • High Efficiency Integrated Driver for 3-Strings of 100mA LEDs
Semtech SC5010H

Semtech SC5010H

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

The SC5010H 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) , flexible output configuration, wide analog and PWM dimming range, phase shifting and fading.

Features


  • VIN Range — 4.5V to 27V, VOUT Range — Up to 50V
  • Step-up (Boost) Controller
    • Ultra-Fast Transient Response
    • Integrated Soft-start
    • Programmable Switching Frequency
  • Linear Current Sinks
    • 8 Strings, up to 50mA/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
    • Optional Synchronization to VSYNC/HSYNC Signal
  • 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 X 0.6 (mm) 28-pin QFN Package

Applications


  • Notebook PCs
  • UMPC
  • LCD Monitors
  • Tablet PCs

Packaging

  • QFN 28-pin

Order Codes

  • SC5010HULTRT