JAN1N4491D

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The JAN1N4491D is a single zener diode. It is a type of diode whose behavior under electric current differs from that of a normal diode. While a normal diode only allows electric current to pass in one direction, a zener diode allows current to pass in either direction but with a regulated voltage drop. The JAN1N4491D is a silicon zener diode with a 300mW power dissipation and a 2.4V zener voltage. It features glass passivation, a low leakage current, and a low voltage level.

The common application field of the JAN1N4491D is in identifying the high voltage levels in circuits. It is used in regulating the voltage across a component when the voltages become too high. It can also be used to protect electrical components by absorbing over-voltage surges, as well as to provide a reference voltage. Additionally, the JAN1N4491D is commonly used in voltage detectors, voltage regulators, and voltage references.

The working principle of the JAN1N4491D is similar to that of a normal diode. When used in forward bias, current passes easily through the diode, just like it would through a normal diode. However, when the diode is reversed biased, the voltage across the diode will remain constant at the zener voltage. This is due to the zener effect, which occurs when the voltage reaches the breakdown value of the diode. This allows the JAN1N4491D to become a voltage regulator, allowing it to maintain a constant voltage across the load.

The JAN1N4491D is a single zener diode and is widely used in circuits that require regulating of voltage levels. It has a low power dissipation of 300mW, low leakage current, and a low voltage level. Its working principle is similar to that of a normal diode, but with a regulated voltage drop when the diode is reversed biased. Its common applications being in regulating the voltage across a component, protect electrical components, voltage detectors, voltage regulators and voltage references.

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