《T8日光灯管方案》.pdf

LED Driver Design with iW3620 EBC891 Summary and Features : 1. LED driver, 40V, 450mA ; Wide AC input range: 90Vac-264Vac 2. For Isolated Applications 3. High Efficiency, High Power Factor and Least Parts Solution 4. Meet EMI Requirement (EN55015BQPAV scan) 5. Fully Protection Against AC input UV/OV,O/P Short Open, Component single fault 1. Specification Description Symbol Min Typ Max Units Comment Input Voltage V 90 100-230 264 VAC 2 Wire Frequency fLINE 47 50 63 Hz Open-load Input Power (264V ) W AC Output Const Output Voltage VOUT_CV 40 V Measured at the PCB connector Voltage Output Current IOUT_CV A Const Output Voltage VOUT_CV V Min Vout is depend on Vcc Current Output Current IOUT_CV 0.45 A Total Output Power Continuous Output Power POUT 18 W Over Current Protection IOUT_MAX A Auto-restart Efficiency  86 % Measured at end of PCB Power Fact PF 0.9 Harmonic meet IEC61000-3-2 Turn on Delay Time Sec Conducted EMI Meets EN55015B Hi-po