CDLL5949C

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CDLL5949C Application Field and Working Principle

CDLL5949C is a Zener diode from Central Semiconductor Corp specifically designed as a voltage regulator. It is a high efficiency, low power dissipation, high reliability Zener diode with a wide standard voltage range from 4V-62V. It is designed to be used in voltage regulation, voltage clamping, and high voltage protection circuits, and can also be used for defining the precision low voltage at which the circuit should turn on or off, current stabilization and any other applications requiring a regulated output voltage in resistive load circuits, linear load circuits or switching load circuits.

The working principle behind the CDLL5949C is based on the Zener diode, also called breakdown diode. Zener diodes are manufactured with a very thin but wide bandgap material. This material has a unique property that when its applied voltage is above a certain threshold the current will exponentially increase even though the voltage stays the same. This property is known as Zener breakdown, and it is precisely this property that gives Zener diodes the ability to act as voltage regulators.

Essentially when a Zener diode is connected in a circuit, the current through this diode is limited by the resistive value of the resistor connected to it. As the voltage applied to the resistor increases beyond the threshold for Zener breakdown, the circuit current increases and the voltage across the diode remains constant. This can be used to ensure that the output voltage remains constant despite fluctuations in the input voltage.

CDLL5949C Zener diodes also have several distinct characteristics. The first is the high safety margin which ensures that even in the presence of very high or low input voltages, the output voltage will remain safe and constant. The second is their high temperature coefficient which helps them to maintain their ratings over wide temperature ranges. This makes them well suited for applications in harsh environments.

The CDLL5949C also has low power dissipation and is designed with a wide variety of different packaging configurations. It also comes with a number of internal protection features such as ESD protection, transient voltage suppressor to protect against spikes, and reverse recovery protections from unwanted signals.

Overall, the CDLL5949C Zener diode is an excellent choice for a variety of different applications, ranging from voltage regulation and current stabilization to high voltage protection and precision low voltage turn-on/off. Its unique design ensures that it maintains its safe, regulated output voltage even in the presence of wide fluctuations in input voltage, and its various internal protection features keep it safe from spikes and unwanted signals. It is also highly efficient and has a wide temperature range, making it well-suited for use in harsh environments.

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