2SK4221

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The 2SK4221 is a field-effect transistor (FET) specifically designed for switching applications in a low-voltage, low-current environment. These types of FETs are often referred to as metal-oxide semiconductor (MOS) FETs. The 2SK4221 is an N-channel MOSFET, the most commonly used type of FET for switching applications. An N-channel FET can be used to switch between two voltages, one being higher than the other, and is usually used to invert the signal from an input voltage, such as from a digital input or logic circuit.

The 2SK4221 is a single MOSFET with three terminals: the gate, the source, and the drain. The gate terminal is the control point that supplies a voltage to the device and the source and drain are the output points which are switched by the gate voltage. The gate voltage controls the channel between the source and the drain.

At low gate voltages and high drain currents, the channel is mostly or completely closed and the drain and source are both connected to ground, so the device is in a ‘cut off’ state. As the gate voltage increases, the channel gradually opens and the drain current increases until it reaches saturation. Once in saturation the device is in an ‘on’ state and the drain and source are now connected. The drain voltage will now be high and the device is in a conducting state.

The 2SK4221 is designed for applications where low current and low voltage are required, such as in digital circuits and logic. This device is capable of operating at a maximum voltage of 8 volts and 1 amp of continuous drain current. It also has a very low input capacitance which makes it ideal for high speed switching applications. In addition, the 2SK4221 has a low leakage current, making it suitable for low-power applications.

The 2SK4221 is an ideal choice for a variety of switching applications including motor control, power conversion, logic circuits, and low voltage circuits. It is also widely used in automotive and industrial appliance applications. Due to its low operating voltage and low capacitance, the 2SK4221 is an efficient and reliable solution for smaller, low-voltage electronic systems.

The specific data is subject to PDF, and the above content is for reference