Apr 5, 2016 #1 P powerpower Newbie level 3 Joined Apr 5, 2016 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 21 Please tell me is there any need of snubber (RC or RCD) for 40V, 2.5A switching. MOSFET used is IRFZ44N and the switching frequency is 20KHz. Thanks
Please tell me is there any need of snubber (RC or RCD) for 40V, 2.5A switching. MOSFET used is IRFZ44N and the switching frequency is 20KHz. Thanks
Apr 5, 2016 #2 KlausST Advanced Member level 7 Joined Apr 17, 2014 Messages 25,273 Helped 4,873 Reputation 9,767 Reaction score 5,566 Trophy points 1,393 Activity points 169,208 Hi, generally not, as long as you are sure you are within the specification of the MOSFET. But in reality this is hard to ensure without any protection, because any load inductance or even stray inductance causes high voltage peaks. --> It depends on the load, on the wiring and on the PCB layout. Klaus
Hi, generally not, as long as you are sure you are within the specification of the MOSFET. But in reality this is hard to ensure without any protection, because any load inductance or even stray inductance causes high voltage peaks. --> It depends on the load, on the wiring and on the PCB layout. Klaus
May 16, 2016 #3 P powerpower Newbie level 3 Joined Apr 5, 2016 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 21 Thanks. And if the snubber connected is not of the required value, what adverse effects it can produce on the performance of the MOSFET?
Thanks. And if the snubber connected is not of the required value, what adverse effects it can produce on the performance of the MOSFET?