SMAJ5918E3/TR13

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SMAJ5918E3/TR13 is a diode, more specifically a Zener diode, which is mainly used to provide protection to other components when larger than expected voltages are suddenly applied. As the name suggests, a Zener Diode is a type of diode that is specifically designed to reverse break down (called Zener Break Down) when the voltage applied to it is higher than the rated Zener Voltage. The diode can also act as a voltage regulator and can be used in a voltage-divider type of configuration.

The principle of operation behind a Zener Diode is what makes them suitable for use in controlling or limiting the flow of current. When a voltage is applied across a Zener Diode, a large electric field is created within the junction of the diode. As the voltage across the diode increases, this electric field is more and more concentrated inside the junction, and at a certain voltage, the reverse breakdown of the junction occurs and current starts flowing through the diode. This voltage at which the breakdown of the junction occurs is called the Zener Voltage.

SMAJ5918E3/TR13 is a single Zener Diode which can be used for various applications. These diodes are mainly used in power supplies, LED lighting, linear and switch mode power supplies, negative and positive voltage regulators, and voltage protections. They can be used to provide a stable supply voltage and protect circuits from accidental voltage spikes. They can also be used to limit the voltage of the input to some other device. The range of these applications is limited only by the imagination of the designer.

SMAJ5918E3/TR13 is a single Zener diode which has a reverse breakdown voltage of 18V and a power dissipation of 500mW. It has a typical maximum reverse current of 1.5mA at 9V and a maximum surge current of 10A at 1ms. The maximum operating temperature is 125°C and the peak forward current is 5A. The diode can be used in both AC and DC circuits as it has an equivalent series resistance (ESR) of less than 45mΩ.

In general, SMAJ5918E3/TR13 is an ideal diode for use in many different applications which require a reliable and stable DC voltage. The Zener Diode\'s ability to provide a steady voltage, no matter what the conditions, makes it an excellent choice for protecting other components from overvoltage or for use in power supplies to regulate the output. Its characteristics make it ideal for use in a wide range of applications, from LED lighting to switch mode power supplies.

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