CPC3982TTR

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CPC3982TTR is an N-channel enhancement mode Field Effect Transistor (FET) designed for switching and low level circuit applications. It is the first time a n-channel enhancement mode Field Effect Transistor has been available in a 4-pin TO-220 package. It is an ideal choice for designers who need high input impedance, low current consumption and small form factor.

The working principle of CPC3982TTR is quite simple and is based on the same principles as all other FETs. CPC3982TTR operates when a voltage is applied to the gate terminal of the transistor. When this voltage is higher than the threshold voltage (Vgs(th)) of the transistor, the channel in which the drain current is to flow is turned on and a drain current (ID) is allowed to flow. This current is proportional to the gate-source (Vgs) voltage. In the input stage of CPC3982TTR, the gate voltage Vgs is smaller than the threshold voltage and the drain current is close to zero.

Given its ability to switch power at a very low Vgs(th), CPC3982TTR can be used in various low-end applications. It is suitable for general purpose switching applications such as power supply circuits, relay drivers, ECU and fuel injection systems, automotive lighting systems, and various DC-DC converters. It is also suitable for use in RF circuits such as radio receiver and transmitter circuits and amplifier circuits. In addition, CPC3982TTR can also be used in analog circuits such as inverters and power amplifiers. This makes it a versatile and reliable transistor for most low-power analog and switching applications.

CPC3982TTR has its advantages. Firstly, it has a very low threshold voltage. This means that it can be driven with a very low input voltage and still achieve high power conversion efficiency. Secondly, it has a high maximum drain-source voltage (Vds(max)) which is equal to the absolute maximum voltage (Vmax). This means that it can be used in wide range of applications. Thirdly, CPC3982TTR has very low gate-body capacitance (Cgb) and very low gate-drain capacitance (Cgd). This makes it ideal for RF applications, where low gate to drain capacitance is important.

Overall, CPC3982TTR is an extremely versatile device that can be used in a wide range of low-level circuit applications. From its low threshold voltage, high Vds(max), low Cgb and Cgd, it is easy to see why it is suitable for use in both analog and digital applications. Therefore, CPC3982TTR is a reliable transistor for most low power analog and switching applications.

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