this series offers operating gate current specified at -250 fA. The U423 is a direct replacement for discontinued Siliconix U423. The hermetically sealed TO-71 & TO-78 p.

The 8 Pin P-DIP and 8 Pin SOIC provide ease of manufacturing, and the symmetrical pinout prevents improper orientation..

U420B

U421

U422

U4221B

U4223B

U4224B

U4226B

U424

U425

U4254BM-M

U426

U427

U4270B

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