N-Channel JFETs 2N4338/4339/4340/4341 Product Summary Part Number 2N4338 2N4339 2N4340 2N4341 VGS(off) (V) –0.
3 to –1 –0.
6 to –1.
8 –1 to –3 –2 to –6 V(BR)GSS Min (V) gfs Min (mS) IDSS Max (mA) –50 0.
6 0.
6 –50 0.
8 1.
5 –50 1.
3 3.
6 –50 2 9 Features D Low Cutoff Voltage: 2N4338 1 V D High Input Impedance D Very Low Noise D High Gain: AV = 80 @ 20 mA Benefits D Full Performance from Low-Voltage Power Supply: Down to 1 V D Low Signal Loss/System Error D High System Sensitivity D High-Quality Low-Level Signal Amplification Applications D High-Gain, Low-Noise Amplifiers D Low-Current, Low-Voltage Battery-Powered Amplifiers D Infrared Detector Amplifiers D Ultrahigh Input Impedance Pre-Ampli...

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