MX2N4856-JFET-NChannel Overview
The MX2N4856 is an N-Channel JFET designed for low noise and high input impedance applications, making it ideal for sensitive analog circuits. It offers stable operation with a low gate leakage current and a wide operating voltage range. This discrete transistor provides reliable performance in amplification and switching tasks, ensuring precision and efficiency in various industrial and electronic designs. Engineers and sourcing specialists will find the MX2N4856 well-suited for integration in low-level signal processing and high-impedance buffer circuits. For more detailed information, visit IC Manufacturer.
MX2N4856-JFET-NChannel Key Features
- Low Gate Leakage Current: Minimizes input bias current, enhancing signal integrity in sensitive amplifier circuits.
- High Input Impedance: Ensures minimal loading on preceding stages, preserving signal amplitude and quality.
- Stable Operating Voltage Range: Supports reliable performance across a broad voltage spectrum, improving circuit robustness.
- Low Noise Characteristics: Enables clearer signal amplification, critical for audio and sensor applications.
MX2N4856-JFET-NChannel Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Drain-Source Voltage (VDS) | 30 | V |
| Gate-Source Voltage (VGS) | -25 | V |
| Drain Current (ID) | 10 | mA |
| Gate Leakage Current (IGSS) | 100 | pA |
| Pinch-Off Voltage (VP) | -3 to -7 | V |
| Noise Figure (NF) | 1.0 | dB |
| Input Capacitance (Ciss) | 4 | pF |
| Operating Temperature Range | -55 to +150 | ??C |
MX2N4856-JFET-NChannel Advantages vs Typical Alternatives
This N-Channel JFET offers superior low noise and high input impedance compared to typical bipolar transistors, improving signal clarity and accuracy in sensitive circuits. Its low gate leakage current reduces power loss and enhances efficiency, making it a reliable choice for high-precision analog designs where minimal distortion and stable operation are critical.
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Typical Applications
- Low-noise preamplifiers in audio equipment, ensuring clean signal amplification with minimal distortion and interference.
- High impedance input stages in measurement instruments, preserving signal fidelity for accurate data acquisition.
- Buffer amplifiers in sensor interfacing circuits, providing stable and reliable signal conditioning.
- Switching elements in analog signal paths, enabling efficient control with minimal signal degradation.
MX2N4856-JFET-NChannel Brand Info
The MX2N4856 is a precision N-Channel JFET transistor offered by IC Manufacturer, known for delivering high-quality semiconductor components tailored for industrial and professional electronic applications. This product is part of their discrete transistor portfolio, emphasizing reliable performance and robust specifications suitable for demanding analog circuit designs.
FAQ
What are the key electrical characteristics of the MX2N4856 JFET?
The MX2N4856 features a maximum drain-source voltage of 30 V, gate-source voltage of -25 V, and a drain current up to 10 mA. It offers low gate leakage current (100 pA) and a pinch-off voltage range between -3 V and -7 V, suitable for precise analog applications.
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How does the low gate leakage current benefit circuit performance?
Low gate leakage current minimizes input bias current, which reduces noise and prevents signal distortion. This is essential in high-impedance and low-level signal circuits, where even small leakage currents can significantly impact accuracy and stability.
Can this JFET operate reliably across a wide temperature range?
Yes, the transistor supports an operating temperature range from -55??C to +150??C, making it suitable for industrial environments and applications requiring extended temperature resilience.
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In what types of circuits is the MX2N4856 best utilized?
This device excels in low-noise preamplifiers, sensor buffers, high impedance input stages, and analog switching circuits where low distortion and stable operation are mandatory.
What makes this JFET preferable over typical bipolar transistors?
Compared to bipolar transistors, this JFET offers higher input impedance, lower noise, and reduced leakage currents, which translates to improved signal integrity and efficiency in sensitive analog designs.







