help for 12 -28 v step up converter

Dec 02, 2004 3 Replies

I need to build a 12 -28 v step up converter using MC34063a and IRF540A. The load will be 4A max. Can anybody provide any schematics? Thanks



Check out the schematic at

formatting link
Brian >

GND !----------! !---------! !

---------! 12V to !-------! 28V !-----+----

12V ! mains ! ! Supply ! 28V out

----+----! inverter !-------! ! ! !----------! !---------! GND !!---- GND GND --!! !!---- GND

IRF540

-- kensmith@rahul.net forging knowledge

Join the Discussion

Have something to add? Share your thoughts — no account required.

Didn't find your answer?

Ask the community — no account required