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2N4118A N-CHANNEL JFET
Linear Systems replaces discontinued Siliconix 2N4118A
The 2N4118A is an Ultra-High Input Impedance N-Channel JFET
The 2N4118A provides ultra-high input impedance. The device is specified with a 1-pA limit and typically operates at 0.2 pA. The part is ideal for use as a highimpedance sensitive front-end amplifier. FEATURES DIRECT REPLACEMENT FOR SILICONIX 2N4118A 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)
IDSS<90 µA IGSS<1 pA
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2N4118A Datasheet
