FAN5346 Datasheet (PDF) Download
Fairchild Semiconductor
FAN5346

Description

The FAN5346 is an asynchronous constant-current LED driver that drives LEDs in series to ensure equal brightness for all the LEDs.

Key Features

  • Asynchronous Boost Converter
  • Drives LEDs in Series
  • 2.5V to 5.5V Input Voltage Range
  • PWM Dimming for LED Brightness Control
  • 5kHz to 100kHz PWM Dimming Frequency Range
  • 1.2MHz Fixed Switching Frequency
  • Soft-Start Capability
  • Input Under-Voltage Lockout (UVLO)
  • Output Over-Voltage Protection (OVP)
  • Short-Circuit Detection