2N5457

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2N5457

+BOM

JFET N-CH 25V 0.31W TO-92

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

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사양

속성 가치
Supplier Central Semiconductor Corp
Package Bulk
ProductStatus Active
FETType N-Channel
Voltage-Breakdown(V(BR)GSS) 25 V
DraintoSourceVoltage(Vdss) 25 V
Current-Drain(Idss)@Vds(Vgs=0) 1 mA @ 15 V
Voltage-Cutoff(VGSoff)@Id 500 mV @ 10 nA
InputCapacitance(Ciss)(Max)@Vds 7pF @ 15V
Power-Max 310 mW
OperatingTemperature -65°C ~ 150°C (TJ)
MountingType Through Hole
Package/Case TO-226-3, TO-92-3 (TO-226AA)

개요

Description

The 2N5457 is an N-channel Junction Field-Effect Transistor (JFET) commonly used in electronic circuits for amplification and switching applications. Known for its high input impedance and low noise, it is suitable for audio frequency (AF) applications as well as in RF circuits. This discrete component is designed with a low cutoff voltage, allowing it to operate at low drain-source voltages, making it versatile for various low-power applications.
Key specifications include a drain-source voltage (V_DS) of up to 25V and a continuous drain current (I_D) of around 9 mA. The 2N5457 exhibits a gate-source cutoff voltage (V_GS(off)) typically ranging from -0.5V to -6V, which indicates the voltage required to make the device non-conductive. It comes in a TO-92 package, which is typical for through-hole components, aiding in easy handling and integration on breadboards or PCBs. Its low capacitance and high gain characteristics make it an excellent choice for preamplifier stages in audio equipment.

Equivalent

The 2N5457 is a JFET (Junction Field Effect Transistor) commonly used in amplification applications. Its equivalent products include the J201, BF245, and MPF102. These alternatives share similar electrical characteristics and can often be used interchangeably in various circuits. However, always verify the specifications and pin configurations in the datasheets to ensure compatibility with your specific application.

Features

The 2N5457 is an N-channel JFET (Junction Field Effect Transistor) known for its low noise and high gain characteristics. It is commonly used in amplifier and switching applications. Here are some of its key features:
1. Low Noise: The 2N5457 is designed to have minimized noise, making it suitable for audio and signal processing applications.
2. High Input Impedance: This feature allows the transistor to draw minimal current from the source, making it ideal for use in input stages of amplifiers.
3. Drain-Source Voltage (V_DS): It can typically handle voltages up to 25V, ensuring versatility in various circuit designs.
4. Gate Current: The device is characterized by very low gate current, enhancing its efficiency and performance.
5. Package Type: It is available in TO-92 package, which is compact and easy to handle for through-hole mounting.
6. Application Flexibility: The 2N5457 is suitable for audio amplifiers, analog switches, and other low-level switching applications.
These features make the 2N5457 a versatile and reliable component in electronic circuits.

Pinout

The 2N5457 is an N-channel JFET (Junction Field-Effect Transistor) commonly used in electronic circuits for amplification and switching purposes. It has three pins: Gate (G), Source (S), and Drain (D). The typical pin configuration for the 2N5457 in a TO-92 package is as follows:
1. Pin 1 (Source - S): This is where the current enters the transistor.
2. Pin 2 (Gate - G): This pin controls the conductivity between the source and the drain. It operates by voltage applied to the gate.
3. Pin 3 (Drain - D): This is where the current exits the transistor.
The 2N5457 is popular in audio and RF applications due to its low noise and high gain. Its operation is characterized by the gate being reverse-biased, controlling the current flow between the source and drain.

Manufacturer

The 2N5457 is a JFET (Junction Field-Effect Transistor) that has been manufactured by several semiconductor companies over the years, including Fairchild Semiconductor, which was one of the original manufacturers. Fairchild Semiconductor, now part of ON Semiconductor (which has rebranded to onsemi), was a major American company known for developing and manufacturing a wide range of semiconductor devices.
These companies are part of the technology and electronics sector, focusing on the design and production of semiconductors used in various electronic devices and systems. Their products are integral to consumer electronics, industrial applications, computing, and telecommunications. Today, you may also find the 2N5457 or equivalent parts provided by other semiconductor manufacturers, as the design is somewhat standardized.

Application

The 2N5457 is a JFET (Junction Field-Effect Transistor) commonly used in various electronic applications. Its key application areas include:
1. Amplifiers: Used in small-signal amplification for audio and radio frequency (RF) circuits.
2. Switching: Functions as an electronic switch in analog and digital circuits.
3. Impedance Matching: Helps match high impedance sources to lower impedance loads.
4. Oscillators: Utilized in oscillator circuits for frequency generation.
5. Noise Reduction: Employed in circuits where low noise is critical, such as sensor interfaces.
6. Mixers: Used in RF mixers for frequency conversion.
Its wide range of applications is due to its low noise characteristics and high input impedance.

Package

The 2N5457 is a JFET (Junction Field-Effect Transistor), commonly available in a TO-92 package type. The TO-92 is a small, plastic, through-hole package used for low-power transistors and other semiconductor devices.

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