最近用DS3984做了个4灯管的逆变器.
按照DATASHEET上的电路设计的.
DS3984规格书
673411197124399.pdf
灯管频率50KHZ,PWM频率148HZ
但是输出波形不是纯正弦波,而且在低亮度时,灯管有点闪.
请教,有没有用过3984的,给些建议.
LCM脚波形(软启动波形)
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LCM脚波形(启动后)
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MOS管波形
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