CDLL4745

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

CDLL4745 is a large-signal Zener diode used for the protection and regulation of electrical circuits from voltages and currents. It is a high-quality, single-ended Zener diode with a high breakdown voltage of 4745V. The diode is a highly reliable, robust part with good performance characteristics. Its maximum peak forward current is specified at 200A, making it suitable for a wide range of applications where protection and regulation are needed. The diode has a low operating temperature range of -55°C to +125°C.

CDLL4745 has a wide variety of application fields. It can be used in power supply circuits, lighting systems, overload protection, voltage regulation and over-voltage protection. It is often employed as a primary clamp in a power supply circuit for the protection of valuable components from over-voltage transients. It can also be used in lighting circuits for prevention of excessive current flow. In overload protection, the diode can be used to protect circuit elements from damaged by over-voltage conditions.

The working principle of CDLL4745 is based on the Zener Diode\'s avalanche breakdown effect. When the reverse bias voltage across the Zener Diode is greater than its breakdown voltage, electrons accelerated by the electric field acquire sufficient energy to create electron/hole pairs. These electron/hole pairs further generate electrons and holes, resulting in an avalanche which increases the reverse current and thus stabilizes the voltage across the diode in a well-defined region.

In terms of design and construction, CDLL4745 is designed to have suitable thermal resistance and doping characteristics to enable low dynamic resistance and high breakdown voltage. It also has a simple single-ended construction, meaning that only one cathode and one anode are used, making it suitable for simple and discrete applications.

In summary, CDLL4745 is a high-quality, large-signal Zener diode with a high breakdown voltage of 4745V, suitable for a wide range of applications where protection and regulation are needed. It can be employed in numerous fields, such as power supply circuits, lighting systems, overload protection, voltage regulation and over-voltage protection. Its working principle is based on Zener Diode\'s avalanche breakdown effect and is designed for a simple, single-ended construction.

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