Author Message
vtech
PostPosted: Fri Feb 19, 2010 11:44 pm    Post subject:

Should be close but perhaps your replacement transistor specs are not close enough or may have additional problem elsewhere? When substituting, Pay particular attention to Rds, Vgs and Tr on/off.
Also the two drains are tied within the STU407D
tutuca2003
PostPosted: Fri Feb 19, 2010 12:49 pm    Post subject: as replacing stu407

hi!
I have to change the IC STU407D.
In Argentina there.
Instead I put a P-channel MOSFET and one n-channel and I do not work, anyone know why?
I have done to replace other IC as the AP4511 and went perfect
Greetings and thanks

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