sábado, 1 de fevereiro de 2014
DESIGN AND IMPLEMENTATION OF DIGITAL DIMMING ELECTRONIC BALLAST
This thesis aims to present the design and practice of a digital ballast for fluorescent lamps.
It introduces this characteristics of lamp,DC/DC converter power factor correction cicuit
IC 6561 ,and resonant circuit IC 6574,and other circuits to meet the need for high power
factor ,long lamp life high luminous efficiency,and dimming control