B59870C0080A051

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PTC Resettable Fuses are an important part of electrical safety and circuit protection. By including these components in a design, engineers are able to ensure that their circuits do not become over-energized and can be easily reset when a fault is detected. The B59870C0080A051 is a fast-acting type 2 PTC resettable fuse, and is used in a variety of applications to provide reliable and robust circuit protection. This article will explore the application fields and working principles of the B59870C0080A051 PTC resettable fuse in detail.

The B59870C0080A051 PTC resettable fuse is used to protect circuits from short-circuits, over-currents and over-loads. It is a fast-acting resettable fuse, meaning that it is designed to trip quickly when an over-current or short-circuit is detected and then reset itself once the fault has been cleared. This allows the circuit to be protected from damage while minimizing downtime.

This PTC resettable fuse is suitable for a wide range of applications. It is commonly used in telecommunications, consumer electronics, industrial automation, and automotive. It can be used for the protection of signal lines, inductive loads, transformers, and power converters, as well as in the protection of lighting fixtures and other devices where there may be a risk of overtemperature or overloads.

The B59870C0080A051 is constructed from a thermally conductive plastic body that contains a positive temperature coefficient (PTC) element. This PTC element is a semiconductor device that is designed to increase its resistance when it becomes hotter. When the device is subjected to an over-current or short-circuit, the heat produced by the excess current causes the PTC element to increase its resistance, limiting the current flowing through the device and thus protecting the circuit. Once the fault is cleared, the PTC element will reset itself and the device can be used again.

In order to ensure that the device can provide reliable over-current and short-circuit protection, it is important to select the correct device for the application. The B59870C0080A051 has a rated current of 80A and a hold current of 50A, meaning that it can safely and reliably protect circuits with currents up to 80A.

In summary, the B59870C0080A051 is a fast-acting type 2 PTC resettable fuse that is suitable for a wide range of applications. It is constructed from a thermally conductive plastic body that contains a PTC element and is designed to increase its resistance when it is exposed to an over-current or short-circuit. This helps to protect the circuit from over-current and short-circuit damage, and can be reset once the fault has been cleared. When selecting this device, it is important to make sure that it is rated for the required current, as this ensures that it will provide reliable protection. With this in mind, the B59870C0080A051 PTC resettable fuse is an excellent choice for providing circuit protection for a variety of applications.

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