CDLL4746A

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	18V
Tolerance:	±5%
Impedance (Max) (Zzt):	20 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 13.7V
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 Diodes - Zener - Single CDLL4746A

The Diodes - Zener - Single CDLL4746A (VZ = 4.7V) is a silicon epitaxially grown diode designed for low power use. This diode is a type of Zener diode that is designed to allow current to flow in both forward and reverse directions. It is capable of operating in a wide range of applications and provides excellent surge current tolerance.

Application Field

The Diodes - Zener - Single CDLL4746A is most commonly used in electronic circuits due to its ability to protect sensitive components from surges in the circuit. This device is also widely used in various automotive applications such as lighting, HVAC and ECU. The CDLL4746A is also commonly used in consumer electronics such as televisions, radios and gaming consoles.

Working Principle

The Diodes - Zener - Single CDLL4746A works on the principle of Zener breakdown, where the voltage drops to a lower threshold voltage when a certain limit of current is passed through the device. This lower voltage acts as a ‘clamp’, limiting the voltage from passing to any other part of the circuit, thus protecting it from any over-voltage.In the forward biasing condition, the diode acts like a normal diode and permits the current to pass in the forward direction. When the applied voltage exceeds the threshold voltage, the current bypasses the diode and passes through the device in the reverse direction. This phenomenon is known as the Zener breakdown, which causes the voltage across the device to remain constant even at higher voltage levels.

Advantages of CDLL4746A

The Diodes - Zener - Single CDLL4746A offer numerous advantages over other types of zener diodes. It has a low power rating of just 2 watts, making it ideal for compact electronic circuits. It also has very good surge current tolerance and thermal stability, allowing the device to tolerate higher power surges. Furthermore, the CDLL4746A can operate in a wide range of temperatures, thus providing greater reliability and flexibility.Moreover, the Diodes - Zener - Single CDLL4746A is a cost effective device when compared to other types of Zener diodes. This device is available in small packages and can be easily integrated into almost any circuit without any external components.

Conclusion

The Diodes - Zener - Single CDLL4746A is a highly reliable and versatile device used in electronic circuits. It has various advantages over other types of diodes, such as low power rating, good surge current tolerance and thermal stability, cost effectiveness and availability in small packages. It is suitable for a wide range of applications, from automotive to consumer electronics, and provides excellent protection from over-voltages and power surges.

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