ogeday Posted July 11, 2012 Report Share Posted July 11, 2012 hi all,We need switch psu for our power amplifier. Our supply is 40V,16A and we need to switch it in 100ns. firstly we use NMOS sturecture with Linear LTC4449 IC. But its max working voltage is 38V.After that we use PMOS structure but we did not find any high speed PMOS driver.DO you have any solution or offer to us? Quote Link to comment Share on other sites More sharing options...
Hero999 Posted July 11, 2012 Report Share Posted July 11, 2012 Why do you need to switch it so fast?Is 100ns the minimum on, off time or both? Quote Link to comment Share on other sites More sharing options...
ogeday Posted July 12, 2012 Author Report Share Posted July 12, 2012 this 100ns is our project requirement, this coming from our digital signal processinh unit.waveform is 100ns high, 900ns low Quote Link to comment Share on other sites More sharing options...
Hero999 Posted July 12, 2012 Report Share Posted July 12, 2012 Please post a schematic. Quote Link to comment Share on other sites More sharing options...
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