STD40NF3LLT4 Discrete Semiconductor Products

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 STD40NF3LLT4 is an N-Channel MOSFET belonging to the “single” variety. It is an enhancement mode device and has an RDS (ON) value of 1.2 Ohms. The MOSFET is designed to handle high currents at low voltages, with a breakdown voltage of 40V and a drain source voltage (VDS) of just 7V. It also features high speed switching and short circuit protection, making it suitable for applications requiring a high level of current control and reliable operation.

The main application field for the STD40NF3LLT4 is power management. This includes the use of it in switching circuits to control the flow of current and optimize efficiency. It is frequently used in automotive electronics, where it helps lower overall power consumption and prolongs the battery’s operational life. Additionally, the STD40NF3LLT4 can be used as a computer part or a power supply controller in any type of electronic device.

The typical working principle of the STD40NF3LLT4 is as follows: when a light/low voltage signal (Vgs) is applied to its gate, the MOSFET switches on and allows a large current (I DS) to flow from source to drain. If the voltage signal across the gate is reduced, the current between the source and drain is reduced accordingly, allowing for precise control over current.

The STD40NF3LLT4 is a depletion-mode device, meaning that it is naturally off when no voltage is applied across its gate. This makes it suitable for reverse-biasing applications and for situations where the default state is off. However, the device also features an active-low state due to its built-in Schottky diode which provides reverse voltage protection.

In addition to its power management capabilities, the STD40NF3LLT4 can also be used in signal processing and signal switch applications. Its protection capabilities allow it to be used in logic circuits with high input impedance, which can help save power and reduce noise in sensitive signal pathways. The device is also capable of sustaining high frequency, low voltage operations and can be useful in EMI filtering applications.

Overall, the STD40NF3LLT4 is a versatile MOSFET which can be used in a variety of applications owing to its excellent current-control capabilities and fast switching speed. Its reliable operation and protection features make it the ideal choice for automotive, computer and power supply applications.

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