1N4495US

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1N4495US Application Field and Working Principle

A 1N4495US diode, classified as a Zener - Single diode, is a two-lead device designed to work in power regulation circuit applications. It can be used for ac or dc applications. This diode is designed to provide a constant and reliable voltage in a design, allowing for voltage regulation in a circuit even when current changes. It is usually used in circuits that need to dissipate power and require accurate voltage regulation.

1N4495US has different characteristics. Its zener voltage ranges from 5.1V to 62V. The diode\'s current derating is 5mA for operation in the ambient temperature range of 25 degrees Celsius, the reverse breakdown current (Izt) is 5.5mA at a temperature of 25 degree Celsius, and the reverse current (IR) at a temperature of 25 degrees Celsius is 40µA. It also has a power dissipation at a temperature of 25 degrees Celsius of 500mW, a thermal resistance of SR of 1.2℃/W, and a standing reverse current of 0.008mA max.

The principle of operation of a 1N4495US diode is quite simple. The current given at the anode of the device will flow through the device to the internal structure and be regulated by the Zener Voltage. The Zener Voltage is created when the voltage drops from the given current across the anode and creating a high electric field at the junction of the diode. The electric field will cause electrons to be injected into the depletion region creating the breakdown voltage, effectively changing the resistance across the diode. The diode will start to conduct a steady current when the voltage is below the breakdown voltage.

The 1N4495US diode is able to provide a constant voltage output which can be used to regulate the power in any circuit by creating a steady voltage supply consistent with the input voltage. The device is widely used in power systems, such as in DC to DC converters, regulated power supplies, switching power supplies, circuit protection, and flyback converters. It can be used in High-power amplifier applications, audio amplifiers, and linear amps.

In conclusion, the 1N4495US diode is an important and reliable device for circuit designs that require accurate and constant voltage regulation. It is capable of dissipating large amounts of power and is used in a wide range of applications. The device is usually used to regulate power in any circuit, providing a constant and reliable voltage output.

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