Aug 1, 2011 #1 G grizedale Advanced Member level 3 Joined Jun 13, 2011 Messages 838 Helped 17 Reputation 34 Reaction score 17 Trophy points 1,298 Activity points 8,804 Hi, what kind of level of leakage inductance could i expect to get with a standard wound half-bridge transformer for 350W offline half bridge? -Would you expect more leakage with a flyback transformer? I will have the primary sandwiching the two secondaries (+-50V) vac in = 9-265vac its an ETD44 smps ferrite core, with AL = 1024 Last edited: Aug 3, 2011
Hi, what kind of level of leakage inductance could i expect to get with a standard wound half-bridge transformer for 350W offline half bridge? -Would you expect more leakage with a flyback transformer? I will have the primary sandwiching the two secondaries (+-50V) vac in = 9-265vac its an ETD44 smps ferrite core, with AL = 1024
Aug 4, 2011 #2 O Orson Cart Advanced Member level 3 Joined Jun 18, 2009 Messages 798 Helped 347 Reputation 1,146 Reaction score 558 Trophy points 1,373 Location New Zealand Activity points 5,973 Leakage below 2uH is good, below 1uH is very good, 2-4uH is average, above 4uH is getting poor...