CDLL4749

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	24V
Tolerance:	±10%
Impedance (Max) (Zzt):	25 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 18.2V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 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 to the CDLL4749

The CDLL4749 is a single Zener diode designed to provide protection against transient voltage surges in a variety of applications. It is well-suited for use in automotive, industrial, and consumer electronics applications. The diode features a wide operating temperature range and is available in both surface mount and through-hole designs.

Applications of the CDLL4749

The CDLL4749 is a versatile device that can be used in a wide range of applications. It can be used in automotive applications such as alternators and shock absorbers, in industrial applications for current limiting, and in consumer electronics for protection from voltage spikes. In addition, it can be used to provide voltage regulation in motor control circuits.

Working Principle of the CDLL4749

The CDLL4749 works on the principle of Zener breakdown. When a voltage is applied across the diode\'s anode and cathode, the electric field in the region between the two electrodes increases. If the applied voltage exceeds the Zener breakdown voltage, an avalanche effect ensues, allowing current to flow through the device. This current is limited by an internal resistance within the diode.

Conclusion

The CDLL4749 is a versatile Zener diode designed to protect circuits from transient voltage surges. It is well-suited for automotive, industrial, and consumer applications. It can be used for current limiting, motor control, and voltage regulation. Its high failure rate is due to the Zener breakdown effect, which occurs when the applied voltage exceeds the breakdown voltage of the diode.

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