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Old 8th May 2009, 06:39 PM   #1
Default IRF fet no. of 500w car inverter

I have 500watt car battery inverter TBE brand from china
previous month inverter is out of order
I am check it and found its 2 no.s fet IRF series use in primary stage are burnt
now I have no information about this fet number
becaus the number is finsh by compny
pls. infom me about this number in irf
I am use IRF 540 but it working only on 50 watt load
abrarshah is offline  
Old 8th May 2009, 07:06 PM   #2
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What are the numbers on the fets in that inverter?
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Old 26th May 2009, 03:45 PM   #3
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try L3705Z?..........
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Old 26th May 2009, 05:10 PM   #4
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that was 37A 50V rating, try using IRFZ44N or IRF1010

Last edited by Blatman Bond; 26th May 2009 at 05:11 PM.
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