B72210P2551K101

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A B72210P2551K101 is part of the Transient Voltage Suppressor (TVS) series and is a type of varistor, also called a Metal Oxide Varistor (MOV). Varistors are designed to suppress short-term voltage transients that occur through contact with voltage, typically on AC, DC, or multiple power input ports. The B72210P2551K101 exhibits low clamping voltage, high capacitance, and offers a wide voltage range.

The B72210P2551K101 is designed to protect valuable electronic equipment from over-voltage transients caused by alternate power source, switching, electrical storms, lightning strikes, and many other events. It is suitable for use in protecting circuits from high energy transients and industrial control equipment, medical devices, consumer electronics, and power supplies. The B72210P2551K101 has excellent surge withstand capability and is designed to absorb large surges of energy. It also helps reduce radiated and conducted electro-magnetic interference (EMI).

The working principle of a varistor is fairly simple. The B72210P2551K101 is composed of two components: a zinc oxide ceramic core and two metallic contacts. When a spike in voltage is registered by the varistor, the construction of the ceramic core changes and the current path alters slightly. This creates a resistive current flow and therefore a temporary voltage drop. The varistor is designed to regulate the energy from the voltage spike and spread it over a larger period of time, until the energy dissipates.

The B72210P2551K101 provides two layer of protection to the connected equipment. The first is called the "clamp voltage", which is the maximum voltage of the transient the device can withstand before it starts to protect the circuit. The second layer of protection is called the "release voltage", which is determined by the response time of the device.

The B72210P2551K101 is equipped with an integrated temperature sensitive element that will operate as a thermal fuse in order to protect the device from excessive temperatures by short circuiting the circuit and isolating the part from the power source. The device also has excellent solderability and is designed for high reliability applications. The B72210P2551K101 is RoHS compliant and is both UL and CSA certified.

In conclusion, the B72210P2551K101 is a highly reliable and efficient Transient Voltage Suppressor (TVS) from the Metal Oxide Varistor (MOV) series that helps protect valuable electronic equipment from transients caused by alternate power sources, switching, electrical storms, lightning strikes, and many other events. Its integrated temperature sensitive element, excellent solderability, and RoHS compliance make it ideal for use in consumer electronics, medical devices, industrial control equipment, and power supplies.

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