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U421 Datasheet N-channel JFET Pairs

Manufacturer: Siliconix

Overview: ~Siliconix .LII incorporated U421 SERIES N-Channel JFET Pairs The U421 Series are monolithic pairs of n-channel JFETs designed to provide very high input impedance for differential amplification and impedance matching.

Datasheet Details

Part number U421
Manufacturer Siliconix
File Size 185.99 KB
Description N-Channel JFET Pairs
Datasheet U421-Siliconix.pdf

Key Features

  • this series offers operating gate current specified at -250 fA (U421-3), high gain at low operating currents, and tight matching (10 mV for U421 and U424). Additionally, its TO-78 package is hermetically sealed and may be screened per MIL-S-19500. (See Section 1.) For additional design information please see performance curves NNT, which are located in Section 7.

U421 from other manufacturers

See all manufacturers

Brand Logo Part Number Description Other Manufacturers
Calogic LLC Logo U421 N-Channel Dual JFET Calogic LLC
Micross Logo U421 Low Leakage Micross

More Datasheets from Siliconix

Part Number Description
U422 N-Channel JFET Pairs
U423 N-Channel JFET Pairs
U424 N-Channel JFET Pairs
U425 N-Channel JFET Pairs
U426 N-Channel JFET Pairs
U427 monolithic dual n-channel JFET
U428 monolithic dual n-channel JFET

U421 Distributor