·· I am thinking at this point that perhaps the IRL520 would be best for you at this point.· I think we ruled out the ULN device, but if you need more than a standard configuration for driving something and you don't understand how to calculate it, you probably should go with something canned.· One wrong value resistor with a transistor and poof goes the Stamp pin, and in a worse case scenario, the Stamp Module itself.
▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔▔ Chris Savage Parallax Tech Support csavage@parallax.com
Comments
Can't go wrong with 10k.....so use 10k
One day I will post a "tutorial" on how to calculate resistors when using a transistor as a switch.
·· I am thinking at this point that perhaps the IRL520 would be best for you at this point.· I think we ruled out the ULN device, but if you need more than a standard configuration for driving something and you don't understand how to calculate it, you probably should go with something canned.· One wrong value resistor with a transistor and poof goes the Stamp pin, and in a worse case scenario, the Stamp Module itself.
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Chris Savage
Parallax Tech Support
csavage@parallax.com