Overview

The SC5012 is a 4-channel high-precision, high-efficiency step-up (Boost) HB LED driver designed for backlight applications. It features wide input voltage range (4.75V to 45V) , flexible output configuration, wide analog and PWM dimming range, phase shifting, optional fading, external boost controller frequency synchronization (FSYNC), I2C interface, and numerous protection features. 

Packaging

  • 24 Ld QFN (4mm X 4mm)

PB Free/ROHS

Learn More →

Features

  • Input Voltage — 4.75V to 45V
  • Output Voltage — Up to 65V
  • Step-up (Boost) Controller
    • Ultra-Fast Transient Response
    • Programmable Switching Frequency
    • External Sync Frequency for Boost Controller
  • Linear Current Sinks
    • 4 Strings, up to 150mA/String
    • Current Matching ±1%
    • Current Accuracy ±2%
  • PWM Dimming
    • String-by-String Phase Shifting
    • Dimming Frequency 100Hz-30kHz
    • User Selectable 9 or 10 Bits Dimming Resolution
    • Optional Synchronization to VSYNC/HSYNC Signal
  • External Frequency Synchronization, FSYNC
  • 8-bit Analog Dimming
  • I2C Interface
    • Fault Status — Open/Short LED, OTP
    • Device Control: SYNC Freq, PLL Setting
  • Protection Features
    • Open/Shorted LED(s) and adjustable OVP
    • Over-Temperature
  • 4mm X 4mm 24 Ld QFN Package

Applications

  • Medium-sized LCD Panel
  • Automotive Car Navigation/Information Display
  • LCD Monitors

Inventory

Product Country Distributor Qty Buy