[dorkbotdc-blabber] L239 vs L239B vs L293D vs SN754410

[Dorkbot DC]

Aha, as opposed to the SN754410 which only clamps the input?



On 5/17/09 1:48 PM, Thomas Edwards wrote:
> The big difference I am aware of is that the L293D has output clamping
> diodes, and the SN754410 does not.  So the question is whether the
> price difference is worth your purchase of diodes and extra effort to
> put them in...
> 
> -Thomas
> 
> On Sun, May 17, 2009 at 8:12 AM, Alberto Gaitán
> <alberto.gaitan at gmail.com> wrote:
>> Can any of you provide a birds eye view of this issue? If the application is
>> driving steppers, are these two interchangable except for current needs
>> (some are 600mA and the others 1A)? The price difference is pretty
>> significant. How to select?
>>
>>  -Alberto
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