Apr 14, 2015 #1 E Eslam Saad Newbie level 3 Joined Apr 14, 2015 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 20 i work in boost converter with 130nm technology i need to use 5V with mosfet 3.3V and current above 1 A warning in attachment And thanks in advance
i work in boost converter with 130nm technology i need to use 5V with mosfet 3.3V and current above 1 A warning in attachment And thanks in advance
Apr 14, 2015 #2 erikl Super Moderator Staff member Joined Sep 9, 2008 Messages 8,108 Helped 2,695 Reputation 5,370 Reaction score 2,305 Trophy points 1,393 Location Germany Activity points 44,123 Re: boost converter problem The 3.3V mosfet isn't appropriate for its 5V input voltage. Seems there is a voltage breakdown of the bulk-drain junction. You will need a 5V mosfet in this application. Or perhaps you can limit the bulk-drain voltage to max. 3.3V by design provisions. Last edited: Apr 14, 2015
Re: boost converter problem The 3.3V mosfet isn't appropriate for its 5V input voltage. Seems there is a voltage breakdown of the bulk-drain junction. You will need a 5V mosfet in this application. Or perhaps you can limit the bulk-drain voltage to max. 3.3V by design provisions.
Apr 15, 2015 #3 E Eslam Saad Newbie level 3 Joined Apr 14, 2015 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 20 Re: boost converter problem So how can i limit it ? and for melt current same method "bulk-drain voltage" working Last edited: Apr 15, 2015
Re: boost converter problem So how can i limit it ? and for melt current same method "bulk-drain voltage" working