The LS4118 is an Ultra-High Input Impedance N-Channel JFET

The LS4118 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 2N4118

LOW POWER IDSS<90 µA

MINIMUM CIRCUIT LOADING IGSS

LS4118 Benefits:

◾ Insignificant Signal Loss/Error Voltage with High-Impedance Source

◾ Low Power Consumption (Battery)

◾ Maximum Signal Output, Low Noise

◾ High Sensitivity to Low-Level Signals

LS4118 Applications:

◾ High-Impedance Transducer

◾ Smoke Detector Input

◾ Infrared Detector Amplifier

◾ Precision Test Equipment