L6561功率因数校正
The totem pole output stage is capable of driving a Power MOS or IGBT with source and sink currents...
The totem pole output stage is capable of driving a Power MOS or IGBT with source and sink currents...
电子镇流器引入功率因数校正技术(PFC)后,由于直流工作电压不随市电电压波动,可以保证灯功率恒定,光输出稳定,延长了灯管的使用寿命。与此同时,线路功率因数λ提升到近似于1,可使电能得到充分的利用。...
Three different configurations that an L6561-basedflyback converter can assume have been identif...
The front-end stage of conventional off-line converters, typically made up of a full wave rectifier...
Voltage fed series resonant half bridge inverters are currently used for fluorescent lamps (fig.1...
Common practice bounds their use in conventional boost PFC stages, yet Transition Mode (TM) Power Fa...
Desktop computer power supplies provide two or more low-voltage, high-current, isolated power rails,...
目前开关电源市场上单端反激式的开关电源占有很大的份额,控制环路的设计是反激电源中关键的步骤之一。主要对基于L6561临界(TM)模式下高功率因数(PF)单端反激式开关电源的控制环路设计进行了论述,文中...