CDLL4492

Series:	--
Part Status:	Active
Voltage - Zener (Nom) (Vz):	130V
Tolerance:	±5%
Power - Max:	1.5W
Impedance (Max) (Zzt):	500 Ohms
Current - Reverse Leakage @ Vr:	250nA @ 104V
Voltage - Forward (Vf) (Max) @ If:	1V @ 200mA
Operating Temperature:	-65°C ~ 175°C (TA)
Mounting Type:	Surface Mount
Package / Case:	DO-213AB, MELF (Glass)
Supplier Device Package:	DO-213AB (MELF, LL41)

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Introduction to CDLL4492

CDLL4492 is a single Zener diode. It is a type of semiconductor that acts as an electrical rectifier, allowing electricity to pass in one direction through it only. The CDLL4492 is a type of diode that has a unique characteristics of having a reverse voltage breakdown voltage that varies linearly with temperature.

Application Field of CDLL4492

The CDLL4492 is an excellent choice for applications where an accurate voltage regulation is needed. It is ideal for designing circuits with transients and providing noise immunity, such as computer products and electronic equipment, as well as electronic communications and voltage regulation circuits. The CDLL4492 can also be used to limit the maximum voltage of a circuit to a safe, predetermined level. It can be used for protection against lightning, spikes and surges, ensuring that the voltage does not exceed the stated limit. CDLL4492 is also used in overvoltage protection circuits.

Working Principle of CDLL4492

When the CDLL4492 is used as a Zener diode, the current flows through the device when a certain value of reverse voltage is applied. The peak-to-peak voltage between the Anode and Cathode determines the Zener breakdown voltage. When applying a voltage in the forward direction, the current is limited by the diode\'s reverse voltage breakdown voltage.When using CDLL4492 in a circuit, the diode will draw a current up to its predetermined reverse voltage, providing a steady and reliable voltage control. When the current becomes too high, the diode will begin to divert it away from the circuit, preventing any damage from occurring.The CDLL4492 is also used in power supply filtering. When used as a voltage regulator, the Zener diode will maintain the output voltage at a constant level by diverting excess current away from the power supply. This type of diode is also often used in thermal protection circuits where its steady breakdown voltage allows for reliable temperature sensing.

Conclusion

The CDLL4492 is a single Zener diode that offers many advantages over other circuit protection components. It can be used as part of a power supply filtering circuit, as a voltage regulator, or even as a thermal protection device. Its reverse voltage breakdown voltage makes it an ideal semiconductor for applications where precision voltage regulation is required.

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