1N4745PE3/TR8

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1N4745PE3/TR8 is a commonly used Zener diode and is intended for use in a variety of applications. It has a voltage specification of 8.2V, a power dissipation of 1.5W and a maximum allowable load current of 10mA. There are many applications where this type of diode is used including power supplies, oscilloscopes and TV receivers.

The trend of Zener diodes has been constantly improving, in terms of their size, power and voltage rating. They are the fundamental components for almost any electronic circuit, either addressing voltage protection, voltage control, voltage detection, temperature protection, or even for higher power applications.

The principle of operation for a Zener diode is also similar to that of a standard diode. The diode is used with a reverse bias applied to it, which causes an electric field to form inside of the diode. This electric field creates a strong potential difference between the positive and negative terminals of the diode, at the PN junction. This potential difference exacts pressure on the electrons of the material, making them move through the junction in a zig zag like fashion, ultimately leading to the release of energy in the form of photons.

The 1N4745PE3/TR8 is no exception to this model of operation. However, the voltage breakdown of a Zener diode is only slightly higher than that of a standard diode, which results in punch-through, allowing for current to pass through easily. The breakdown voltage in this case is 8.2V, which is regulated by controlling the reverse bias applied to the diode. This diode is an ideal choice for applications that require this type of voltage regulation, such as voltage-controlled oscillators and voltage reference circuits.

Zener diodes are also widely used as protection elements in many power supply and electronic circuits. In addition to the over-voltage protection that these diodes provide, they also minimize the current flow through the Zener diode thus reducing the amount of stress to the device. In those circuits, the Zener diode is usually connected in parallel with the main current-carrying device, thus allowing it to be able to regulate the voltage, while maintaining current flow through the main device.

The 1N4745PE3/TR8 Zener diode is an ideal choice for applications where it is necessary to control or maintain a certain voltage. Its 8.2V breakdown voltage is well-suited for applications such as oscillators and voltage reference circuits, while its low power rating and maximum load current of 10mA also make it suitable for use in many different types of applications. The various characteristics of this diode make it a great choice for many applications where voltage regulation is required.

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