B72210S0350K551

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The B72210S0350K551 is a type of transient voltage suppression device (TVS) that ultimately helps to protect electronic components from damage due to transient overvoltages. It is a form of a varistor (also known as voltage-dependent resistor or VDR). Varistor and MOVs (Metal Oxide Varistors) are considered two of the main types of TVS devices.

Varistors and MOVs both work on the principle of known as voltage-dependent resistance. This is where the resistance changes depending on the amount of current flowing through the device. This resistance reduction allows for the device to act as a clamp and protect downstream components from transient overvoltages.

The B72210S0350K551 is an example of a non-polar Metal Oxide Varistor or MOV (codenamed: S350K551). This MOV is most commonly used for surge protection in electrical systems. Being non-polar it is directional, so it is important to always ensure the correct orientation is followed for maximum surge protection.

The device has a rated clamping voltage of 5.1 V, meaning that any amount of current above this voltage will begin to pass through the device. The B72210S0350K551 has a peak pulse current of 12.3A/10μs, making it suitable for applications such as protecting automotive electronics as well as consumer electronics.

This device also has a wide operating temperature range of -40 to +125°C, giving it the expanded capability to protect a wider range of applications beyond traditional electronic protection. This increased flexibility makes it well suited for use in industrial and military operations where extreme temperatures might be encountered.

The B72210S0350K551 is easy to install in any circuit due to its small 4-lead surface mount form factor. This device is also capable of handling higher levels of energy due to its higher energy density than typical MOVs. This makes it suitable for use in applications requiring greater energy handling capabilities than other available MOVs.

In summary, the B72210S0350K551 is an example of a non-polar Metal Oxide Varistor device that provides effective surge protection for a wide range of electronic components, with a peak pulse current of 12.3A/10μs, clamping voltage of 5.1 V, and an operating temperature range of -40 to +125°C. The small 4-lead surface mount design allows for easy installation and the device\'s increased energy density makes it suitable for applications requiring greater energy handling capabilities than other available MOVs.

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