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Old 01-31-2009, 04:14 PM   #339 (permalink)
motor_control
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Same as mine current protection is used in Curtis controller (maked out on LM339)

http://www.evdl.org/docs/curtis_1221b_schematic.pdf

http://cafeelectric.com/curtis/Curtis_manual.pdf

Some notes about MOSFET sizing:

Curtis has 35x IRF640 0.15 ohm 11A (100 C) 200V

Current protection 400 A

and rating: 400 A for 2 min
250 A for 5 min and
150 A 1 hour

Quote:
Originally Posted by MPaulHolmes View Post
P.S., I might end up switching to the ATMega16 too.
I sugest ATmega32 (same as ATMega16 but 32 kb flash)
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