Part FT833B12-GB
Description High Precision PSR Constant Current LED Driver
Manufacturer Fremont Micro Devices
Size 374.58 KB
Fremont Micro Devices
FT833B12-GB

Overview

FT833xxx is a high precision primary-side feedback and regulation constant current driver for LED lighting applications. It is designed to work in inductor current discontinuous conduction mode (DCM) and is especially suitable for flyback converter under universal input.

  • Built-in 650V power MOSFET
  • PSR constant current control without secondary sense and feedback circuit
  • No auxiliary winding for sensing and supplying
  • Ultra low operating current for high efficiency
  • Universal input voltage
  • ±3% LED current accuracy
  • Choice for maximum duty cycle and OVP voltage
  • Precision OVP voltage for best LED open circuit protection
  • LED short circuit protection
  • CS resistor short circuit protection