Subject:
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Re: L293 vs TI 754410
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Wed, 10 Jul 1996 16:50:04 GMT
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Original-From:
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Fred G. Martin <fredm@media*AvoidSpam*.mit.edu>
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Viewed:
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1703 times
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> Just wondering what kind of success anyone has had with
> piggy-backing the L293's. My HB came with the TI h-bridge chips and I
> wanted to know if I could use the same technique. I figure if two chips
> can be run in parallel, giving up to 2A for each motor, I should be OK with
> the motors I have.
The TI chips should work fine. You might not get a full 2A, but at
least a 50% improvement.
> Also, can the traces on the board itself handle that kinda current.
> I don't anticipate running all four motors at 2A, but if something goes
> wrong will I melt the board.
The traces can handle it, but the PolySwitch fuse should limit total
current to about 4 to 5 A. You might need to remove the fuse and live
dangerously.
-Fred
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Message is in Reply To:
 | | L293 vs TI 754410
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| HI Just wondering what kind of success anyone has had with piggy-backing the L293's. My HB came with the TI h-bridge chips and I wanted to know if I could use the same technique. I figure if two chips can be run in parallel, giving up to 2A for each (...) (28 years ago, 10-Jul-96, to lugnet.robotics.handyboard)
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