onoffman
Member level 3
i have deployed irf540 x2 with a ferrite ee core
ee core is 30mm x 6mm
i hand wound the eecore with
primary 12turn ct 12turn
sec 180turns
...took idea from here
https://3.bp.blogspot.com/-mRhGrWqU...U/s1600/100+watt+ferrite+inverter+circuit.png
i just made the stepup ckt
error in ckt i corrected and adjusted 4047 tp give 60kHz
load is just a 3w led bulb with driver
problem is mosfets heat EVEN ON HEATSINK..after 60sec
core makes hiss after sometimes hiss stops
please help
ee core is 30mm x 6mm
i hand wound the eecore with
primary 12turn ct 12turn
sec 180turns
...took idea from here
https://3.bp.blogspot.com/-mRhGrWqU...U/s1600/100+watt+ferrite+inverter+circuit.png
i just made the stepup ckt
error in ckt i corrected and adjusted 4047 tp give 60kHz
load is just a 3w led bulb with driver
problem is mosfets heat EVEN ON HEATSINK..after 60sec
core makes hiss after sometimes hiss stops
please help
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