开关电源系统-待机功耗测试&分析(三)
2.实际的数据测试参考(TL431及光耦设计电路标准化)保证可靠性前提!
A.RCD吸收电路C=2200PF 电阻R=100K/2W
CH1:VDD(IC) CH2:DRV(IC)CH3:CS(IC) 5根脉冲;间隔时间14.58Ms
B.RCD吸收电路C=4700PF 电阻R=100K/2W
CH1:VDD(IC) CH2:DRV(IC)CH3:CS(IC) 5根脉冲;间隔时间14.38Ms
推荐
2.实际的数据测试参考(TL431及光耦设计电路标准化)保证可靠性前提!
A.RCD吸收电路C=2200PF 电阻R=100K/2W
CH1:VDD(IC) CH2:DRV(IC)CH3:CS(IC) 5根脉冲;间隔时间14.58Ms
B.RCD吸收电路C=4700PF 电阻R=100K/2W
CH1:VDD(IC) CH2:DRV(IC)CH3:CS(IC) 5根脉冲;间隔时间14.38Ms