Apr 15, 2009 #1 W wei9321 Member level 3 Joined Feb 5, 2009 Messages 55 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,609 how to determine a smps frecuency how to determine SMPS's frequency responce is good and stable from bode plot?
how to determine a smps frecuency how to determine SMPS's frequency responce is good and stable from bode plot?
Apr 15, 2009 #2 umery2k75 Advanced Member level 1 Joined Apr 19, 2006 Messages 434 Helped 42 Reputation 82 Reaction score 16 Trophy points 1,298 Location Pakistan Activity points 5,748 smps frequency For optimum result, you must have unity gain at around 45 degree. Did you test your SMPS for transient testing, programmable load banks?
smps frequency For optimum result, you must have unity gain at around 45 degree. Did you test your SMPS for transient testing, programmable load banks?
Apr 15, 2009 #3 E eem2am Banned Joined Jun 22, 2008 Messages 1,179 Helped 37 Reputation 74 Reaction score 24 Trophy points 1,318 Activity points 0 look for gain margin & phase margin. you know from switchingpowermagazine.com... that you can NEVER assure stability with real cct until you have used a gain/phase analyser
look for gain margin & phase margin. you know from switchingpowermagazine.com... that you can NEVER assure stability with real cct until you have used a gain/phase analyser