Research Article

Design of High Efficiency Illumination for LED Lighting

Table 1

Specifications of proposed circuit.

Input voltage, 140 V
Current ratio, 0.7
Turn ratio, 0.30
Turn ratio of dimming circuit0.125
Switching frequency, 50 kHz
Resonant frequency, 40 kHz
Maximum loading current of LED, 350 mA
Operating voltage of LED, 78.8 V
Total output power, 112 W
Value of output capacitor, 330  F