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SST4091 SERIES
N-Channel JFET
The SST4091 Series is the surface mount equivalent of our popular 2N4091 device types. Its low cost and rOS(on) make it a good choice for an all-purpose analog switch, while its high gfs and good high-frequency response also make this product useful in a high-gain amplifier mode. Like all SOT-23 products available from Siliconix, tape and reel capabilities exist for automated assembly. (See Section 8.)
For further design information please consult the typical performance curves NCB which are located in Section 7.