Comments on: LMD18200 H-Bridge Motor Driver http://www.spickles.org/archives/2005/07/31/81/ better living through pickles Wed, 20 Jan 2010 01:53:43 +0000 hourly 1 http://wordpress.org/?v=3.1.3 By: Darragh http://www.spickles.org/archives/2005/07/31/81/comment-page-1/#comment-4579 Darragh Sun, 26 Feb 2006 16:56:10 +0000 http://www.spickles.org/archives/2005/07/31/81/#comment-4579 Hi, i got two of the LMD18200 H-Bridge chips and got it working nicely @ 12v. the moter was lite about 200mA max. but i have a problem the chip now has pin 6 and 7 shorted! even when i have the chip disconnected the pin's are shorted, do you know if this would mean that it is blown? Regards Darragh Hi, i got two of the LMD18200 H-Bridge chips and got it working nicely @ 12v. the moter was lite about 200mA max.
but i have a problem the chip now has pin 6 and 7 shorted! even when i have the chip disconnected the pin’s are shorted, do you know if this would mean that it is blown?

Regards
Darragh

]]> By: sam http://www.spickles.org/archives/2005/07/31/81/comment-page-1/#comment-2383 sam Tue, 20 Dec 2005 02:25:49 +0000 http://www.spickles.org/archives/2005/07/31/81/#comment-2383 thanks for the info.. im using this chip myself. . but im still having issues. could you post a test circuit, for use without a microcontroller... i am trying to use it for R/C purposes at the moment.. and have taken an RC out of an old car.. its signal is going to be from the motors going backwards or forwards or nothing.. but im having problems making the chip do anything desirable.. oh, and whats a bootstrap? thanks Sam ps. my newer site is www.sam.kevhosting.com, (it will ahve some content on this matter under robotnik!) but it is read only.. i have broken my ability to post new content...oops! thanks for the info.. im using this chip myself. . but im still having issues. could you post a test circuit, for use without a microcontroller… i am trying to use it for R/C purposes at the moment.. and have taken an RC out of an old car.. its signal is going to be from the motors going backwards or forwards or nothing.. but im having problems making the chip do anything desirable..

oh, and whats a bootstrap?

thanks

Sam
ps. my newer site is http://www.sam.kevhosting.com, (it will ahve some content on this matter under robotnik!) but it is read only.. i have broken my ability to post new content…oops!

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