SML4749A-E3/5A

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

SML4749A-E3/5A diode is a part of the Zener Single component family, which is a type of diode that controls the flow of electrons. The maximum power rating of these diodes is 500 milliwatts and they are designed in such a way that their reverse breakdown voltage will not change significantly with increased temperature or time-based load variations. In reverse-biased mode, the SML4749A-E3/5A diode acts as a very low-value resistor and in forward biased mode, it acts as an open-circuit. This allows the component to act as a voltage regulator, as it prevents voltage levels from exceeding a certain threshold.

The SML4749A-E3/5A diode is primarily used in the protection of sensitive electrical components from sudden voltage spikes. By utilizing the diode\'s extremely low reverse resistance, surges that can damage the component can be neutralized, preventing those parts from failing. This makes it ideal for applications where voltage surges are common, such as in the automotive industry, which can experience sudden voltage changes due to road conditions and rapid changes in the environment. The diode can also be used to compensate for any variations in supply voltage and ensure a stable operation of the circuit.

The Zener single diode is also used in the manufacture of voltage regulators and surge protectors. When it is correctly biased, the diode will act as a rectifier and block out any voltage inputs that are higher or lower than the expected threshold. This makes the component perfect for use in devices such as cell phone chargers and portable devices, as it ensures that the components inside remain protected from high or low voltage levels. This is especially beneficial in mobile applications, where fluctuating voltages can be quite dangerous.

The Zener single diode works by utilizing the simple principle of a diode around a reverse breakdown voltage. As the diode is reverse biased, the electron mobility and reverse current start to decrease in a very close to exponential way and once the breakdown voltage is exceed, the diode will be able to conduct electrons in the reverse direction and a large current will suddenly flow. This rapid increase in the current through the diode is what allows it to quickly subside the effect of a sudden voltage surge and protect sensitive components from potential damage.

The SML4749A-E3/5A diode is a reliable and cost-effective way to protect sensitive electronics from dangerous voltage surges and to create stable voltage regulators. With its maximum power rating of 500 milliwatts and its ability to neutralize sudden voltage spikes, it is the perfect choice for use in automotive and mobile applications. As such, the SML4749A-E3/5A diode can be used in a variety of applications, where it is necessary to ensure a safe and steady operating voltage level.

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