This document is a user guide for the FL7730 demonstration kit. It provides information on the features and characteristics of the FL7730, as well as the datasheet, application notes, and technical support team provided by Fairchild Semiconductor. The FL7730 is an LED bulb with an input voltage range of 180-265VAC, output power of 8.4W, and output voltage of 22V (0.38A). It features compatibility with traditional TRIAC control, a cost-effective solution without input bulk capacitor and feedback circuitry, power factor correction, accurate constant-current control, linear frequency control, and constant current regulation against output voltage and line voltage changes.