This document is a reference design by Fairchild Semiconductor Corporation, supporting the use of FL7701 in LED illumination. It should be used in conjunction with the FL7701 datasheet as well as Fairchild’s application notes and technical support team. The reference design features digital implemented active PFC function, built-in HV supplying circuit, AOCP function, cycle-by-cycle current limit, etc.
The document describes a reference design supporting the inclusion of the FL7701 in LED illumination applications. It is intended to be used in conjunction with the FL7701 datasheet and Fairchild's application notes.
Key features of the design include a digital implemented active PFC function, built-in HV supplying circuit for self-biasing, AOCP function with auto-restart mode, cycle-by-cycle current limit, and programmable LED current. The design supports an input voltage range of 90Vac to 264Vac.
| Input Voltage Range | 90Vac - 264Vac |
|---|---|
| Typical Operating Current | 0.85mA |