3-Channel 38VOUT Linear/Exponential Dimming Step-Up WLED Driver with I2C | 2.7V - 5.5V Input Voltage42V 250mΩ Internal MOSFET3-Channel Current Sink Each Channel Enable/Disable RespectivelyLED Current Up to 25mA in Backlighting ModeLinear or Exponential Analog DimmingLED Current Up to 50mA in Flash Mode11-Bit Dimming ResolutionExcellent LED Current AccuracyExcellent LED String Current Matching 500kHz/1MHz Switching Frequency with Optional -12% ShiftAuto-Switching Frequency (250kHz 500kHz 1MHz) High-Speed I2C Interface (1.2MHz)Internal Soft Start to Reduce Inrush CurrentCurrent-Limit Protection (0.75A 1A 1.25A 1.5A)LED Open Protection (17V 23V 30V 38V)LED Short Protection (2V 3V 5V)Available in a WLCSP-12 (1.3mmx1.7mm) Package