1N4748A TR

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 1N4748A is a type of Zener diode, which is a major type of diode commonly used in electronic circuits. This diode is suitable for applications which require reliable operation in an electrical circuit with a substantially constant voltage.

The 1N4748A is a single (not dual) Zener diode that is primarily used in applications such as power management, surge protection and voltage regulation. It is made up of two leads, a cathode (negative) and an anode (positive). It is available in a standard 2-lead axial lead package, and also in a surface mount version.

The primary function of the 1N4748A is to provide a low-voltage reference voltage. As such, its working principle is based on reverse-biased Zener breakdown. This occurs when the applied voltage on the diode\'s anode is greater than the breakdown voltage specified for the diode. Upon reaching this threshold voltage, the applied voltage reduces the normal depletion region of the junction, which in turn reduces its forward current, creating a stable reference voltage.

The 1N4748A is particularly useful in power management applications where it can be used to set a specific voltage in order to provide protection to various components in an electrical circuit. It is suitable for use as an overload protection, voltage regulator, or voltage reference. It can be used to regulate the output voltage of DC power supplies, batteries, and other power-related devices.

The 1N4748A is also used in voltage clamping applications, where it can provide protection against electrostatic discharges (ESD) and electrical transients. The diode is typically placed at the input stage of an electronic device to clamp any incoming voltage, preventing it from over-voltage spikes or surges.

The 1N4748A is a versatile device that can be used for a range of applications, ranging from basic voltage regulation to sophisticated power management systems. Its simple and reliable operation makes it an ideal device for low-voltage reference and voltage clamping applications.

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