Hi! I need to build a boost converter (step up to 30-40V 100mA 20mA to drive a IV-18 VFD) and have found three alternatives. Alt 1. 555 IC, Inductor, Diode and capacitor ( http://www.benjscott.com/2009/07/555-boost-converter/ ) I tried alt 1 this week and it worked fine. By modify the frequency on …

Voltage step up alternatives

olof_n October 27, 2012, 3:14pm 3

Thanks for the quick reply!
That is good because alt 1 was very easy to build.

/Olof