MF-SMDF100-2

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PTC Resettable Fuses are fuse products that automatically react and reset when the current exceeds a certain degree. The MF-SMDF100-2 is one such product, and it is primarily used in applications involving DC power circuits up to 12V. This type of fuse is used extensively in the automotive, industrial, and other manufacturing industries.

The MF-SMDF100-2 fuse utilizes a PTC (positive temperature coefficient) resettable fuse element to protect the circuit from excessive overcurrent. This type of protection device operates by increasing the resistance of the fuse during overload or short circuit conditions. The resistance then lowers and allows normal flow of current once the abnormal condition is removed.

The MF-SMDF100-2 is a resettable fuse with an operating current rating of 6A and a non-operating current of 10A. It has an operating voltage range of 5V-12V DC and an operating temperature range of 0-85 degrees Celsius. These features make it ideal for applications such as circuit protection during product design, automotive, industrial, and domestic equipment.

The fuse has two main parts: a Positive Temperature Coefficient (PTC) element and an external case. The PTC element is made up of special thermoplastic film, which contains the lead wires and an electrolytic organic material. When the current flow in the circuit increases above a certain safe level, the temperature of the element increases, causing the resistance between the lead wires to rise. This causes the current to drop to a safe level and thus protect the circuit.

In comparison to traditional fuses, the MF-SMDF100-2 offers a number of advantages. Firstly, the device is self-resetting, meaning that it can be reset in the event of an overload or short circuit. Secondly, it is highly reliable, as it is rated for up to 10,000 operations. Finally, due to its miniature size, the device can be used in a variety of applications in both commercial and consumer products.

In conclusion, the MF-SMDF100-2 is a type of PTC Resettable Fuse which is used to protect DC circuits up to 12V. It is made up of a PTC element and an external case and utilizes a self-resetting design to protect the circuit from overcurrent conditions. Additionally, the fuse is highly reliable and has a small size, which makes it suitable for use in many types of products.

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