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CSD25481F4: CSD25481F4 Vgs为正时,D极有电压输出。

Part Number: CSD25481F4

CSD25481F4,这个PMOS管,作为高压端开关,在G极加电压6V,在S极加电压5V,在D极可以测到2V电压,这个是什么原因?(G极和S极之间加了电阻47K)

Vgs(th)= -0.95V,为什么Vgs为正时,D极会有电压?

另外,当加在G极和S极的峰值电压相等时(都为6V),可以正常开关。