Another Great Mosfet for Class E Amps

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Another Great Mosfet for Class E Amps

Postby WA2WVL » Fri Dec 30, 2005 3:42 pm

IR has a new Fet in the Super-TO220 package that is 2-3 times faster an has RDS(on) of 1/3 of the FQA11N90. It compares as follows:

Parameter -----IRFBA22N50A --------FQA11N90

Cost-------------$5.44@10 (newark)--$2.50@10 ?
Package---------TO-220----------------TO-247
RDS(on)---------.23 ohms-------------.75 ohms
Voltage-----------500V------------------900V
Current-----------24A-------------------11.4A
Dissipation-------340W-----------------300W
Cin---------------3400pf----------------2700pf
Cout--------------150pf-----------------260pf
FB C--------------17pf------------------30pf
Turn on Delay---20ns------------------65ns
Rise Time--------66ns------------------135ns
Turn off Delay---46ns------------------165ns
Fall Time---------44ns------------------90ns

Floyd WA2WVL
WA2WVL
Class E Enthusiast
 
Posts: 167
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