MV2N4856

Series:	Military, MIL-PRF-19500/385
Packaging:	Bulk
Part Status:	Active
FET Type:	N-Channel
Voltage - Breakdown (V(BR)GSS):	40V
Drain to Source Voltage (Vdss):	40V
Current - Drain (Idss) @ Vds (Vgs=0):	175mA @ 15V
Voltage - Cutoff (VGS off) @ Id:	10V @ 500pA
Input Capacitance (Ciss) (Max) @ Vds:	18pF @ 10V
Resistance - RDS(On):	25 Ohms
Power - Max:	360mW
Operating Temperature:	-65°C ~ 200°C (TJ)
Mounting Type:	Through Hole
Package / Case:	TO-206AA, TO-18-3 Metal Can
Supplier Device Package:	TO-18 (TO-206AA)

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The MV2N4856 is a versatile Junction Field-Effect Transistor (JFET) with three terminals-- gate, source, and drain-- and it finds its application in a wide variety of analog and digital circuits. Popularly known as an “enhancement” type, it operates in an on-state under its normal operating conditions. This article will discuss the MV2N4856\'s application fields and its working principle.Application FieldsThe MV2N4856 is a versatile device that is ideal for a wide range of applications. It is typically used as a voltage-controlled switch, where a varying drain-source current is controlled by a varying gate voltage. It is also used in amplifier circuits as a voltage-controlled resistive or capacitive load. Additionally, it can be used as an analog switch in sensor and instrumentation applications, such as microwave oscillators, gate control circuits, analog-to-digital converters, motor speed control circuits, amplifier circuits and audio applications. Working PrincipleThe operation of the MV2N4856 is based on the principles of junction field-effect transistors (JFETs). The device can be operated in either its enhancement (on) or depletion (off) mode of operation, depending on the type of connection made to its gate. In enhancement mode, the device is typically turned on by applying a positive gate voltage relative to the source. This causes the resistance between the source and drain terminals to decrease, resulting in an increase in the drain-source current. Applying a negative gate voltage turns the device off. In depletion mode, the device is typically turned off by applying a positive gate voltage, which causes the resistance between the source and drain terminals to increase. This results in a decrease in the drain-source current. Applying a negative gate voltage turns the device on. The main advantage of the MV2N is its low forward transfer resistance and high output impedance. This makes it ideal for use in amplifier circuits, where it can be used to control the gain of the circuit. It is also very efficient in terms of power consumption, which makes it suitable for use in applications where power conservation is important. To summarize, the MV2N4856 is a versatile Junction Field-Effect Transistor that has many applications in analog and digital circuits. Its operation is based on the principles of JFETs, and it offers a low forward transfer resistance and high output impedance. As such, it can provide flexible, efficient, and reliable control of current flow in a variety of applications.

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