SMF8V0A-M3-08

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

TVS – diodes or also known as Transient Voltage Suppressors are semiconductor devices which are designed to protect electrical circuits from overvoltage transients that could occur within an electronic system. These devices are ideal for protecting data lines, power supply lines, signal lines and other sensitive components from the damaging effect of transients caused by electrostatic discharges (ESD), lightning strikes, radio frequency interference (RFI) and inductive switching. The SMF-series of diode from Siemens is an example of a widely used TVS diode.

The SMF8V0A-M3-08 is a popular SMF-series diode from Siemens. This diode is designed to provide reliable over voltage protection over a wide range of operating conditions and is ideal for protecting noisy power supply lines from overvoltage transients. It features low capacitance and leakage current – typically 1pF capacitance, 10nA leakage current and 8V breakdown voltage. The patented dual silicon technology used in this diode ensures high reliability and excellent performance.

The SMF8V0A-M3-08 is suitable for a wide range of applications including cellular base stations, computer and peripheral equipment, motor drives and power supplies. To understand the working principle of this diode, consider a simple example of a power line connected from a computer to a motor. During normal operation, the power line voltage is maintained within the specified operating range. However, if a voltage transient occurs, the power line voltage can exceed this limit, potentially damaging the connected computer and motor. To prevent this from happening, a TVS diode such as the SMF8V0A-M3-08 is connected in series with the power line. The diode then acts as a ‘clamping’ device to prevent any overvoltage transients from reaching the computer or motor.

To clamp the excess voltage, the diode must be able to ‘switch’ quickly enough. This is achieved by using the dual silicon technology – one layer of silicon provides for fast switching, while the other layer reduces the amount of leakage current and ensures good performance. In the case of the SMF8V0A-M3-08, the ‘breakdown voltage’ has been set to 8V. As long as the voltage on the power line stays below 8V, the diode remains in its non conductive state. However, if an overvoltage transient occurs, the diode will ‘switch on’, thus ‘clamping’ the transient and protecting the connected components.

Another feature of the SMF8V0A-M3-08 is its low capacitance. The low capacitance reduces the amount of energy stored in the diode and allows more efficient clamping of voltage transients. In addition, it also reduces any interference in signal lines that could be caused by voltage transients. This diode is also highly reliable due to the use of the patented dual silicon technology.

In summary, the SMF8V0A-M3-08 is a popular TVS diode that is ideal for protecting noisy power supply lines from overvoltage transients. It features low capacitance and leakage current, as well as high reliability and excellent performance. It is suitable for a wide range of applications including cellular base stations, computer and peripheral equipment, motor drives and power supplies. As is the case with all diode devices, ensuring proper installation and making sure to follow all safety guidelines is important to ensure reliable protection.

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