Interesting article from National.
http://www.national.com/vcm/national3/en_US/resources/power_designer/national_power_designer130.pdf
Incidentally I ordered a qty 5 samples of their LM2679T-ADJ and designed what turned out to be a very easy to build variable 5A bench supply with it, I'll post the circuit later. Parts count is almost nothing and there's provisions for an adjustable current limit if you wnt to addd another pot.
http://www.national.com/vcm/national3/en_US/resources/power_designer/national_power_designer130.pdf
Incidentally I ordered a qty 5 samples of their LM2679T-ADJ and designed what turned out to be a very easy to build variable 5A bench supply with it, I'll post the circuit later. Parts count is almost nothing and there's provisions for an adjustable current limit if you wnt to addd another pot.
