MQ2N4860-JFET-NChannel Overview
The MQ2N4860-JFET-NChannel is a high-performance N-channel JFET designed for precision analog applications requiring low noise and high input impedance. This device delivers consistent electrical characteristics with a robust voltage rating, making it suitable for sensitive signal amplification and low-level switching tasks. Engineered to provide stable operation over a wide temperature range, it supports efficient integration in industrial and instrumentation circuits. Sourcing professionals and design engineers will find this transistor ideal for enhancing signal integrity while maintaining energy efficiency in compact form factors. For detailed product sourcing and support, visit IC Manufacturer.
MQ2N4860-JFET-NChannel Key Features
- Low Noise Operation: Ensures minimal signal distortion for high-accuracy analog circuits, improving overall system performance.
- High Input Impedance: Enables efficient interfacing with high-impedance sensor outputs and preamplifier stages without loading effects.
- Wide Drain-Source Voltage Rating: Supports operation up to 30V, providing robustness in industrial environments with variable power conditions.
- Stable Electrical Parameters: Offers consistent gain and threshold voltage across temperature variations, enhancing circuit reliability.
MQ2N4860-JFET-NChannel Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Drain-Source Voltage (V_DS) | 30 | V |
| Gate-Source Cutoff Voltage (V_GS(off)) | -0.5 to -6 | V |
| Drain Current (I_DSS) | 1 to 5 | mA |
| Power Dissipation (P_D) | 310 | mW |
| Gate-Source Voltage (V_GS) | ??25 | V |
| Input Capacitance (C_iss) | 3 | pF |
| Transition Frequency (f_T) | 30 | MHz |
| Operating Junction Temperature (T_j) | -55 to 150 | ??C |
MQ2N4860-JFET-NChannel Advantages vs Typical Alternatives
This N-channel JFET offers superior low noise characteristics and high input impedance compared to typical bipolar transistors and MOSFETs in similar signal amplification roles. It supports stable operation at higher voltages and temperatures, enhancing reliability in harsh industrial settings. The device??s compact package and consistent electrical parameters make it a preferred choice for precision analog circuit designers seeking efficient, robust component integration with minimal signal degradation.
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Typical Applications
- Low-level analog signal amplification in instrumentation systems, where noise reduction and high input impedance are critical for accurate measurement.
- Buffer stages in audio preamplifiers, providing clean signal transfer without loading the source.
- Switching elements in sensitive control circuits, benefiting from stable gate voltage characteristics.
- High impedance input stages in sensor interface modules, ensuring reliable conversion of weak signals.
MQ2N4860-JFET-NChannel Brand Info
The MQ2N4860-JFET-NChannel is manufactured under stringent quality controls to meet industrial-grade standards. This product is part of a series of JFETs designed to deliver consistent performance in demanding electronics applications. Its robust design and precision characteristics make it a trusted component for engineers requiring dependable semiconductor devices in instrumentation, communications, and control systems. The product is supported by comprehensive datasheets and technical support from its brand, ensuring seamless integration into your electronic designs.
FAQ
What is the maximum drain-source voltage rating for this JFET?
The device supports a maximum drain-source voltage of 30 volts, allowing it to handle moderate voltage levels in industrial and instrumentation circuits without breakdown.
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How does the gate-source cutoff voltage range affect circuit design?
The gate-source cutoff voltage ranges from -0.5 to -6 volts, providing flexibility in biasing and enabling designers to tailor the device??s conduction threshold according to specific application requirements.
What is the typical drain current for this transistor?
The typical drain current (I_DSS) lies between 1 and 5 milliamps, making it suitable for low-power amplification and switching applications where precise current control is necessary.
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Can this JFET operate reliably at high temperatures?
Yes, it operates reliably within a junction temperature range of -55??C to 150??C, ensuring stable performance under demanding thermal conditions often encountered in industrial environments.
What are the key noise performance characteristics of this device?
This transistor is designed for low noise operation, minimizing signal distortion and making it ideal for high-precision analog circuits where maintaining signal integrity is essential.







