The 2SK514-F is an N-channel junction field-effect transistor (JFET) manufactured by NEC (now Renesas Electronics). It is designed for low-noise amplifier applications, impedance converters, and analog switches. This JFET provides high input impedance and low noise characteristics, making it suitable for sensitive signal amplification and processing.

Applications

• Low-noise amplifiers (LNAs)
• Audio preamplifiers
• Impedance converters
• Analog switches
• Mixers and oscillators

Features

• N-channel JFET
• Low noise figure
• High input impedance
• High transconductance
• Excellent linearity

Benefits

• Improved signal-to-noise ratio in amplifier circuits
• Reduced signal distortion
• Minimal loading effect on signal sources
• High gain and sensitivity
• Stable and predictable performance

Additional Details

The 2SK514-F is particularly well-suited for use in radio frequency (RF) and audio applications where low noise and high gain are critical. Its high input impedance allows it to be easily interfaced with various signal sources without significantly affecting their performance. The device’s transconductance ensures that it provides a high level of amplification with minimal distortion.

Technical Specifications:

• Drain-Source Voltage (VDS): Typically 25V
• Gate-Source Voltage (VGS): Typically -25V
• Drain Current (IDSS): Typically 2.6 mA to 6.5 mA
• Gate-Source Cutoff Voltage (VGSOFF): Typically -0.5V to -4.0V
• Transconductance (gm): Typically 3.5 mS
• Input Capacitance (Ciss): Typically 5 pF

The 2SK514-F is a reliable and versatile JFET ideal for applications requiring low noise amplification and high input impedance, delivering enhanced performance in sensitive electronic circuits.