. Electronic Components Datasheets u421 u423 free download

File name u421_u423.pdf

U421/423 Vishay Siliconix Monolithic N-Channel JFET Duals PRODUCT SUMMARY Part Number VGS(off) (V) V(BR)GSS Min (V) gfs Min (mS) IG Max (pA) jVGS1 - VGS2j Max (mV) U421 -0.4 to-2 -40 0.3 -0.25 10 U423 -0.4 to -2 -40 0.3 -0.25 25 FEATURES BENEFITS APPLICATIONS D Monolithic Design D Tight Differential Match vs. Current D Ultralow Input Current D High Slew Rate D Improved Op Amp Speed, Settling Time Accuracy Differential Amps D Low Offset/Drift Voltage D Minimum Input Error/Trimming Requirement D High-Speed Comparators D Low Gate Leakage: 0.2 pA D Insignificant Signal Loss/Error Voltage D Impedance Converters D Low Noise D High System Sensitivity D High CMRR: 102 dB D Minimum Error with Large Input Signals DESCRIPTION The U421/423 are monolithic dual n-channel JFETs designed The hermetic TO-78 package is available with full military to provide very high input impedance for differential processing (see Military Information). amplification and impedance matching. Among its many unique features, this series offers operating gate current For similar products see the low-noise U/SST401 series and specified at - 250 fA. high-gain 2N5911/5912 data sheets. TO-78 S1