May 6, 2014 #1 K kshamamishra Newbie level 3 Joined Jan 22, 2014 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 20 this is the dickson charge pump ckt using dynamic cts switches bt its output vltg is not increasing above vin plz help thanks
this is the dickson charge pump ckt using dynamic cts switches bt its output vltg is not increasing above vin plz help thanks
May 6, 2014 #2 B BradtheRad Super Moderator Staff member Joined Apr 1, 2011 Messages 15,585 Helped 2,912 Reputation 5,836 Reaction score 3,049 Trophy points 1,393 Location Minneapolis, Minnesota, USA Activity points 116,730 Questions: * Your schematic has several stages. Did you try a single stage? Did it work? * Are your mosfets biased to a sufficient volt level so that they turn on? (It needs to be greater than the node at the source pin.) * Which capacitor accumulates the output voltage? The neighboring mosfet needs to be biased several volts higher.
Questions: * Your schematic has several stages. Did you try a single stage? Did it work? * Are your mosfets biased to a sufficient volt level so that they turn on? (It needs to be greater than the node at the source pin.) * Which capacitor accumulates the output voltage? The neighboring mosfet needs to be biased several volts higher.