Dec 12, 2008 #1 B bittware Full Member level 4 Joined Apr 3, 2004 Messages 208 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,296 Activity points 1,986 mosfet switch Hello experts, I'd like to know how to control MOSFET switch on slew rate so that I can control the inrush current casue by big load input capacitor. Any thoughts? BRs, bittware
mosfet switch Hello experts, I'd like to know how to control MOSFET switch on slew rate so that I can control the inrush current casue by big load input capacitor. Any thoughts? BRs, bittware
Dec 12, 2008 #2 B btbass Advanced Member level 5 Joined Jul 20, 2001 Messages 1,896 Helped 438 Reputation 880 Reaction score 288 Trophy points 1,363 Location Oberon Activity points 12,887 slew rate control You can control the switch on slew rate with the value chosen for the gate series resistor. Larger values, slower turn on.
slew rate control You can control the switch on slew rate with the value chosen for the gate series resistor. Larger values, slower turn on.
Dec 12, 2008 #3 M max0412 Full Member level 5 Joined Oct 26, 2003 Messages 251 Helped 34 Reputation 66 Reaction score 5 Trophy points 1,298 Activity points 1,999 control mosfet Lot's of info available heres two Code: http://www.fairchildsemi.com/an/AN/AN-1030.pdf Code: http://www.eetasia.com/ARTICLES/2000DEC/2000DEC13_AMD_AN5.PDF?SOURCES=DOWNLOAD
control mosfet Lot's of info available heres two Code: http://www.fairchildsemi.com/an/AN/AN-1030.pdf Code: http://www.eetasia.com/ARTICLES/2000DEC/2000DEC13_AMD_AN5.PDF?SOURCES=DOWNLOAD
Dec 12, 2008 #4 E eem2am Banned Joined Jun 22, 2008 Messages 1,179 Helped 37 Reputation 74 Reaction score 24 Trophy points 1,318 Activity points 0 mosfet slew rate hello, speeking of inrush, ...eg in high power.......you could just have an inrush resistor and use the mosfet to switch it out. it is not common what you are implying with mosfet...usually use relay or NTC. i dont hear of people doing what you say to stop inrush.....usually u just switch out an resistor with mosfet/relay/triac etc but mosfet is ok.
mosfet slew rate hello, speeking of inrush, ...eg in high power.......you could just have an inrush resistor and use the mosfet to switch it out. it is not common what you are implying with mosfet...usually use relay or NTC. i dont hear of people doing what you say to stop inrush.....usually u just switch out an resistor with mosfet/relay/triac etc but mosfet is ok.
May 10, 2009 #5 R rakith Newbie level 1 Joined Jul 8, 2006 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,284 how to control a mosfet Hi, Can someone tell me why slew rate control is required? Is it because of Ldi/dt problem or something else? Thanks, Rakith
how to control a mosfet Hi, Can someone tell me why slew rate control is required? Is it because of Ldi/dt problem or something else? Thanks, Rakith