Other Parts Discussed in Thread: LM5119, TPS40057
您好!
我现设计一个inductive产品,准备选用CSD17308Q3驱动,我想知道它关损耗&导通损耗&死区损耗&输入输出电容损耗怎么计算?
MOSFET的开关频率在2Mhz左右,Ids=9A(rms),VDS = 8Vdc
请及时给予支持,谢谢!
Peter
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您好!
我现设计一个inductive产品,准备选用CSD17308Q3驱动,我想知道它关损耗&导通损耗&死区损耗&输入输出电容损耗怎么计算?
MOSFET的开关频率在2Mhz左右,Ids=9A(rms),VDS = 8Vdc
请及时给予支持,谢谢!
Peter
HI
MOS datasheet上一般不会有其功耗的计算,但是你可以找 一些外置MOS的电源芯片,很多都是有计算MOS的功耗的,例如LM5119, TPS40057之类。