PN4120A Overview
n-channel JFETs designed for Ultra-High Input Impedance Amplifiers Electrometers pH Meters Smoke Detectors RATINGS (25°C) Reverse Gate-Drain or Gate-Source Voltage ......... -40 V Gate Current ............................... 10 rnA Total Device Dissipation at 25°C Ambient (Derate 3.27 mW;oC) ......................