ON Semiconductor
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MMBFJ310
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MMBFJ310

Product Overview

Category

The MMBFJ310 belongs to the category of field-effect transistors (FETs).

Use

It is commonly used as a general-purpose amplifier or switch in electronic circuits.

Characteristics

  • Low power consumption
  • High input impedance
  • Small package size

Package

The MMBFJ310 is typically available in a small surface-mount package.

Essence

This FET is essential for amplifying and switching signals in various electronic applications.

Packaging/Quantity

It is usually packaged in reels containing a specific quantity, such as 3000 units per reel.

Specifications

  • Drain-Source Voltage (Vds): 25V
  • Gate-Source Voltage (Vgs): ±8V
  • Drain Current (Id): 50mA
  • Power Dissipation (Pd): 225mW
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

The MMBFJ310 has three pins: 1. Source (S) 2. Gate (G) 3. Drain (D)

Functional Features

  • High input impedance allows for easy interfacing with other circuit components.
  • Low power consumption makes it suitable for battery-operated devices.
  • Fast switching speed enables rapid signal processing.

Advantages

  • Small package size saves space on circuit boards.
  • Low power consumption prolongs battery life in portable devices.
  • High input impedance minimizes loading effects on preceding circuitry.

Disadvantages

  • Limited maximum drain current may restrict its use in high-power applications.
  • Sensitivity to electrostatic discharge (ESD) requires careful handling during assembly.

Working Principles

The MMBFJ310 operates based on the modulation of the conductive channel between the source and drain terminals by the voltage applied to the gate terminal. This modulation controls the flow of current through the device, allowing it to function as an amplifier or switch.

Detailed Application Field Plans

The MMBFJ310 is widely used in the following applications: - Audio amplifiers - Signal switching circuits - Sensor interfaces - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models to the MMBFJ310 include: - 2N7002 - BS170 - J310 - BF862

In conclusion, the MMBFJ310 is a versatile field-effect transistor with a range of applications due to its low power consumption, high input impedance, and compact package size. While it has limitations in terms of maximum current and ESD sensitivity, its functional features and working principles make it a valuable component in various electronic circuits.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением MMBFJ310 в технических решениях.

  1. What is MMBFJ310?

    • MMBFJ310 is a JFET (junction field-effect transistor) used for general-purpose amplification and switching applications.

  2. What are the key features of MMBFJ310?

    • The key features of MMBFJ310 include low on-state resistance, high input impedance, and low noise performance.

  3. What are the typical applications of MMBFJ310?

    • MMBFJ310 is commonly used in audio amplifiers, signal processing circuits, and low-power switching applications.

  4. What is the maximum drain-source voltage for MMBFJ310?

    • The maximum drain-source voltage for MMBFJ310 is typically around 25 volts.

  5. What is the typical gain of MMBFJ310?

    • The typical gain of MMBFJ310 is around 20 to 200, depending on the circuit configuration and operating conditions.

  6. How do I bias MMBFJ310 in a circuit?

    • MMBFJ310 can be biased using a suitable DC voltage source connected to the gate terminal, while the drain and source terminals are connected to the desired circuit.

  7. What are the recommended operating conditions for MMBFJ310?

    • It is recommended to operate MMBFJ310 within a temperature range of -55°C to 150°C and within the specified voltage and current limits.

  8. Can MMBFJ310 be used in high-frequency applications?

    • While MMBFJ310 is not specifically designed for high-frequency applications, it can be used in low to moderate frequency circuits with appropriate design considerations.

  9. Are there any alternative components to MMBFJ310?

    • Yes, alternative JFETs with similar characteristics include J201, 2N5457, and MPF102, which can be used as substitutes for MMBFJ310 in certain applications.

  10. Where can I find detailed technical specifications for MMBFJ310?

    • Detailed technical specifications for MMBFJ310 can be found in the manufacturer's datasheet or product documentation, which provides information on electrical characteristics, pinout, and application guidelines.