CDLL4489

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	100V
Tolerance:	±5%
Power - Max:	1.5W
Impedance (Max) (Zzt):	250 Ohms
Current - Reverse Leakage @ Vr:	250nA @ 80V
Voltage - Forward (Vf) (Max) @ If:	1V @ 200mA
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Surface Mount
Package / Case:	DO-213AB, MELF
Supplier Device Package:	DO-213AB

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Introduction

CDLL4489 is a type of Zener diode in the popular single diode series, designed and manufactured to provide reliable and dependable performance over a broad range of applications. The CDLL4489 stands out from other diodes in its series due to its relatively low reverse-bias leakage and its low capacitance. It is recommended for use in various automated systems, including audio and visual equipment and various home automation systems, such as security systems.

Application Areas

The CDLL4489 is a versatile component with a broad range of uses. It is particularly useful in audio and video equipment, where it is used to protect sensitive components from over-current, ESD, and surge situations. Its low capacitance makes it ideal for use in high-speed circuits, where it can prevent cross-talk or interference between parts of the same device or between components of different devices. The CDLL4489 is an important component in home automation systems, including security systems. It is used to detect and limit the power fed to different parts of the system, which can help to reduce the drain on the system’s power resources. It can also be used to provide a solid state between high voltage outputs and sensitive sections of the circuit. In automotive and commercial appliance systems, the CDLL4489 can be used to protect delicate circuitry from extreme voltages. Its high capacity and low breakdown voltage can help to ensure a reliable and safe operation of these systems.

Working Principle

The CDLL4489 is a Zener diode, which means that it is designed to break down at a certain voltage threshold, known as the Zener voltage (Vz). When the diode encounters a voltage that is greater than its Vz, it quickly breaks down and is then able to conduct current in the reverse direction. This can be used to prevent the flow of current in a circuit and limit the amount of power available to certain parts of the system.In a home or commercial automation system, the CDLL4489 operates in a similar manner. When the voltage output to a certain part of the system exceeds a certain threshold, the diode begins to conduct in the reverse direction, limiting the amount of power flowing back into the system. This helps to protect sensitive components from over-current situations, as well as eliminate the noise caused by cross-talk.

Conclusion

The CDLL4489 is an important component in many types of automated systems, including audio and video equipment, home automation systems, and commercial and automotive applications. Its low capacitance and high breakdown voltage make it an ideal choice for preventing over-current and ESD situations, as well ascross-talk and interference. The working principle of the CDLL4489 makes it a reliable and dependable choice for a variety of uses, making it a popular and commonly used component.

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