2SK596S-B

Jfets Overview

The 2SK596S-B is an N-channel Junction Field-Effect Transistor (JFET) manufactured by onsemi. It operates with a gate-to-drain voltage rating of -20 V and a drain current capacity of 10 mA. The device features a transconductance of 1.0 mS and a gate leakage current range of 140 to 350 µA. Designed for low-noise applications, it exhibits a maximum output noise voltage of -110 dB under specific test conditions. The component utilizes FBET process technology to ensure excellent transient characteristics.

Jfets Feature Summary

• Low output noise voltage suitable for sensitive audio signal paths
• Optimized for condenser microphone preamplifier circuits in telephones and audio equipment
• Enhanced transient response through specialized FBET manufacturing process

Jfets Applications

• Condenser microphone preamplifiers for audio equipment
• Input stages for telephone communication systems
• Low-noise analog signal processing circuits

Jfets Procurement Notes

Verify the manufacturer marking and date code against official onsemi documentation to confirm authenticity. Ensure the part number suffix matches the exact specification requirements. Check for any obsolescence notices or lifecycle status updates directly from the manufacturer before finalizing procurement plans.

Jfets Selection Notes

Select this component when designing circuits requiring minimal input-referred noise in microphone interfaces. Confirm that the -20 V gate-to-drain voltage rating aligns with the circuit's biasing requirements. Evaluate the 1.0 mS transconductance against the desired gain specifications for the target application stage.

Jfets Part Context

This JFET belongs to onsemi's discrete semiconductor portfolio, specifically targeting high-fidelity audio and communication markets. It complements other low-noise analog devices offered by the manufacturer, providing a specialized solution for front-end signal conditioning where signal integrity is critical.

Jfets Replacement Considerations

Consult the onsemi datasheet for direct pin-compatible alternatives within the same family. Verify electrical parameters such as transconductance and noise figures when considering cross-manufacturer substitutes to ensure circuit performance remains within acceptable limits.