Is it safe to use an unprotected battery?

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apaul

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Feb 8, 2012
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Well, guys I just talked to an EE about this and apparently MOSFETs typically fail short-circuit, but this thing is still rocking. I'm gonna wire this thing with a fuse and call it a day. Thanks for the responses. It also looks like neither the gate voltage or the current this battery brings to the mosfet is nearly enough to blow this particular one.
 
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slimest

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Feb 1, 2011
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Yes, it seems mosfet is guilty. Leaky / short of about 11 ohms.
Did LED flash with 100 ohm across output (shunt) ?

Maybe less than 2 volts out with 10 ohms?
LED did not flash. About 10 ohms - I think, you are right... Anyway now it's not my problem, triskach will continue research :D

apaul, current can ruin the mosfet. This is the point.
 
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apaul

Full Member
Feb 8, 2012
15
0
36
Georgia
LED did not flash. About 10 ohms - I think, you are right... Anyway now it's not my problem, triskach will continue research :D

apaul, current can ruin the mosfet. This is the point.

Are you serious?? Read the post, idiot. Of course current can, stupid, and so can a million other things. Pull your head out for your .... With my cart and that battery that particular mosfet will not blow. That is what I said. What the hell is wrong with people on here?! Again, everything is a D i c k measuring contest here, but its hard to win one when you are .......n illiterate, slimest.
 
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Rocketman

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May 3, 2009
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Are you serious?? Read the post, idiot. Of course current can, stupid, and so can a million other things. Pull your head out for your .... With my cart and that battery that particular mosfet will not blow. That is what I said. What the hell is wrong with people on here?! Again, everything is a D i c k measuring contest here, but its hard to win one when you are .......n illiterate, slimest.

Wow,

so uncool.


Don't read a lot of Dale Carnegie stuff?
 
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