CMPF4392 TR

Series:	--
Packaging:	Tape & Reel (TR)
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):	25mA @ 20V
Voltage - Cutoff (VGS off) @ Id:	2V @ 1nA
Input Capacitance (Ciss) (Max) @ Vds:	14pF @ 20V
Resistance - RDS(On):	60 Ohms
Power - Max:	350mW
Operating Temperature:	-65°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23

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Transistors - JFETs

The CMPF4392 TR is a type of transistor known as a junction field effect transistor (JFET). It is a three-terminal device that is used in many electronic applications such as amplifiers, audio equipment, and radio receivers. These devices have many advantages over other types of transistors, such as high input impedance, low power consumption, and excellent frequency response. JFETs are semiconductor devices that consist of three regions: a depletion region, a semiconductor channel, and a gate region. The depletion region forms a pinch-off voltage, which can be adjusted by applying a control voltage to the gate. The semiconductor channel is created by injecting electrons into the channel, which is then surrounded by the depletion region. This results in a depletion layer that is electrically insulated from the channel, allowing for low-power operation of the device. The gate region is the part of the JFET that is closest to the channel, and it acts as a control element for the device.When the control voltage is applied to the gate region, it creates an electric field that increases or decreases the width of the channel. This allows the device to control the current flowing through the channel, which results in a voltage gain or an attenuation of the signal. This makes JFETs an ideal choice for applications that require low power and excellent frequency response.JFETs can be used in a variety of applications, such as receivers, amplifiers, audio equipment, and differential amplifiers. They can be used in digital circuits as a low-power switch, or as a current source. They are also often used as voltage-controlled oscillators, since they can be used to generate a sinusoidal signal with low power consumption.JFETs can be used as a low-noise amplifier, since they have low noise levels and a high input impedance. This makes them useful for applications such as high fidelity audio or video signals, or for medical imaging systems. They can also be used for filtering, since the channel can be used to reduce the frequency response of the circuit. JFETs can also be used for power management applications, such as switching power supplies, lighting control, and motor control. This is because JFETs can be used to regulate the voltage and current levels in a circuit, allowing for energy-efficient operation.JFETs are widely used in low-power applications and because of their low cost, they are a popular choice for many electronic applications. JFETs are widely available in a variety of packages and can be found in almost any electronics store. Additionally, many manufacturers offer free design guides and application notes to help users select the best JFET for their particular needs.

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