PN4117 N-CHANNEL JFET Linear Systems replaces discontinued Siliconix PN4117 The PN4117 is an Ultra-High Input Impedance N-Channel JFET The PN4117 provides ultra-high input impedance.
The device is specified with a 10-pA limit and is ideal for use as a high-impedance sensitive front-end amplifier.
FEATURES  DIRECT REPLACEMENT FOR SILICONIX PN4117  LOW POWER  MINIMUM CIRCUIT LOADING  ABSOLUTE MAXIMUM RATINGS   @ 25°C (unless otherwise noted)  Maximum Temperatures  Storage Temperature  Operating Junction Temperature  Maximum Power Dissipation  Continuous Power Dissipation   MAXIMUM CURRENT Gate Current (Note 1)  MAXIMUM VOLTAGES  Gate to Drain or Gate to Source (Note 2)    IDSS90 µA   IGSS1...

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