CDLL984A

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	91V
Tolerance:	±10%
Power - Max:	500mW
Impedance (Max) (Zzt):	400 Ohms
Current - Reverse Leakage @ Vr:	500nA @ 69V
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 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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CDLL984A Application Field and Working Principle

The CDLL984A is a type of Zener diode, developed by Central Electronics Corporation, which is widely used in voltage regulating, switching and other applications. It is a single-element diode, and can be used in electronic circuits in order to rectify or control AC currents.

Application Field

The most common application of the CDLL984A is regulating the input voltage, ensuring that it never exceeds a predetermined maximum. This allows for better control and protection of the all the components inside a given circuit. It is also used for voltage clamping, limiting the maximum voltage present in a circuit, and for ESD protection, protecting against electrostatic discharge.It also finds application in circuit switching, acting as a switch between two circuits and only allowing current to flow in one direction. This is useful for blocking reverse currents, allowing for improved circuit operation. The CDLL984A can also be used for voltage stabilization, greatly reducing the ripple present in a given circuit.

Working Principle

The CDLL984A is essentially a Zener diode, which is essentially a normal diode connected in reverse, with no anode and a cathode, and with the anode connected to the power source. The Zener diode is designed to pass current in the reverse direction, when a certain "breakdown voltage" is reached. This breakdown voltage is the maximum voltage that the diode can withstand and is determined by the doping within the diode.The CDLL984A has a Zener voltage of 6.2V, which means that it is designed to allow some current to flow in the reverse direction when the voltage reaches 6.2V. This is useful for preventing high voltages from damaging the components inside the circuit. It also means that the CDLL984A can be used as a voltage regulator, allowing the voltage to remain at a constant level and avoiding the risk of "spikes" or sudden jumps in the voltage that can damage components.In conclusion, the CDLL984A is a single-element Zener diode which is used in voltage regulating, switching, ESD protection and other applications. Its Zener voltage of 6.2V ensures that it is able to protect circuits from high voltages, as well as allowing for better voltage regulation and control.

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