Subject:
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Re: VOLTAGE AND CURRENT
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Wed, 8 Sep 1999 21:19:43 GMT
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Original-From:
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Sean Verret <sean_verret@pmc-sierra.bc/nospam/.ca>
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Viewed:
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3017 times
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First of all - get rid of the CAPS LOCK!!!
Second of all, if your RC Car draws a Max Current of 3.5 Amps then
you'll blow the motor drivers on the handyboard since they're only
spec'd to provide 1 A. If the RC car starts asking for more current
then the motor drivers on the hb will blow.
>
> SIMPLE QUESTION TO ANYBODY:
>
> I'M PLANNING ON INTERFACING THE HANDY BOARD WITH AN R/C CAR. NOW THE
> MOTORS OF THE R/C CAR DRAW 1 AMP CONTINUOUSLY, AND A PEAK CURRENT OF 3.5
> AMPS. THE R/C CAR USES A 9.6 VOLT BATTERY.
>
> NOW , ACCORDING TO HANDYBOARD SPECIFICATIONS, IT ALSO HAS A 9.6 VOLT
> INTERNAL BATTERY, AND MOTOR DRIVERS DON'T EXCEED 1 AMP, RIGHT?
>
> SO I REALLY DON'T HAVE TO GET ANY H BRIDGES, DO I?
>
> NOW, WOULD IT BE ON THE SAFE SIDE TO USE THEM?
> WOULDN'T BE BETTER ANYWAY IF I HAD A SEPERATE POWER SOURCE FOR THE
> MOTORS SO IT WOULDN'T DRAIN THE HANDYBOARD'S BATTERY?
>
> THIS IS A SIMPLE QUESTION, I JUST WANNA BE ON THE SAFE SIDE
>
> PAUL DACOSTA
--
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Sean Verret
Design Services
PMC-Sierra ext 2527
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"Only quitters.........quit!" - Red Forman
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Eagles may soar, but weasels don't get sucked into jet engines
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Message is in Reply To:
 | | VOLTAGE AND CURRENT
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| SIMPLE QUESTION TO ANYBODY: I'M PLANNING ON INTERFACING THE HANDY BOARD WITH AN R/C CAR. NOW THE MOTORS OF THE R/C CAR DRAW 1 AMP CONTINUOUSLY, AND A PEAK CURRENT OF 3.5 AMPS. THE R/C CAR USES A 9.6 VOLT BATTERY. NOW , ACCORDING TO HANDYBOARD (...) (27 years ago, 8-Sep-99, to lugnet.robotics.handyboard)
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