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The onsemi 2N5457_D74Z is an N-channel silicon small-signal Junction Field-Effect Transistor (JFET) housed in a lead-free TO-92 package with three pins. It operates in depletion mode and features a maximum drain-source voltage of 25V. The device exhibits a maximum reverse transfer capacitance (Crss) of 3pF and a source-gate capacitance of 7pF at 15V. It supports a wide operating temperature range from -55°C to +150°C, with a maximum power dissipation of 310mW.
Verify the specific suffix _D74Z against official manufacturer documentation to confirm packaging details and compliance status. Ensure the component meets required environmental standards such as RoHS before integration into final designs.
Select this component when a low-capacitance N-channel JFET is required for high-impedance input stages. Compare Idss specifications and breakdown voltages against circuit requirements to ensure compatibility with existing biasing networks.
This part belongs to the standard 2N5457 family of N-channel JFETs. Variations in suffixes typically denote specific tape-and-reel quantities or manufacturing lot codes rather than functional differences. Verify datasheet revisions for updated electrical limits.
Direct substitutes include the 2N5457 generic equivalent and the 2N5458G. Confirm pinout compatibility and thermal characteristics before substitution.