S svtiss New Member Feb 3, 2005 #1 Hi I have some IRF4905 and IRFZ44 and I am not sure uf they are good , any ideas how to check them ??? Thanks
Hi I have some IRF4905 and IRFZ44 and I am not sure uf they are good , any ideas how to check them ??? Thanks
williB New Member Feb 3, 2005 #2 Usually , but not allways ..while looking at the part numbers .. from left to right it is Gate Drain Source.. https://www.electro-tech-online.com/custompdfs/2005/02/irf4905.pdf although on guick inspection of the spec sheet .. they dont say...
Usually , but not allways ..while looking at the part numbers .. from left to right it is Gate Drain Source.. https://www.electro-tech-online.com/custompdfs/2005/02/irf4905.pdf although on guick inspection of the spec sheet .. they dont say...
S svtiss New Member Feb 3, 2005 #3 I had some smoke on my dc controller and changed all transistors , and now I want to check if some of them still good . That is the question .
I had some smoke on my dc controller and changed all transistors , and now I want to check if some of them still good . That is the question .
zevon8 New Member Feb 3, 2005 #4 You can often do a "quick and dirty" test of most transistors and FET's with a DMM that has a diode test function. Here is a link that has lots of good info on doing tests on transistors/FETs/Thyristors, etc: **broken link removed**
You can often do a "quick and dirty" test of most transistors and FET's with a DMM that has a diode test function. Here is a link that has lots of good info on doing tests on transistors/FETs/Thyristors, etc: **broken link removed**
2PAC Mafia Member Feb 3, 2005 #6 Hello, on the specification you have the pins function: Attachments pins.gif 9.8 KB · Views: 1,146