MF72-010D15

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Inrush Current Limiters (ICL) are devices that protect electrical circuits from inrush currents that occur when the circuit is first energized. The MF72-010D15 is a common ICL used in a variety of applications. Understanding its application field and working principle is important for any user of the MF72-010D15.

The application field of the MF72-010D15 is broad and includes automotive, consumer electronics, data communications, household and appliance, industrial controls, medical, and networking and telecommunication. Typical applications include television power supplies, consumer power supplies, LED lighting and automotive power supplies. As an ICL, the MF72-010D15 is designed to limit inrush current to acceptable levels when the power is initially turned on.

In order to understand how the MF72-010D15 works, it is important to first understand the basics of inrush current and what it does. Inrush current is the maximum current that an electrical device draws when it is first turned on, or at any time the power is interrupted and then restored. This current is usually much greater than the normal operating current, and can cause damage to the device or system that the current is being drawn from. The purpose of the ICL is to limit this inrush current to prevent damage.

The MF72-010D15 uses an integrated thermistor to limit inrush current. When power is applied to the ICL, the thermistor heats up quickly and begins to limit the inrush current. As the thermistor heats up, it reduces its resistance and allows more current to flow, thus limiting the inrush current. This process continues until the thermistor reaches its steady state temperature. At this point, the thermistor resistance is at its maximum and the inrush current is limited to the desired level.

The MF72-010D15 is designed to limit inrush current to levels up to 2500 amperes and has an operating temperature range of -40 to +105°C. The ICL also has a low profile of 25mm, making it compact enough to use in a variety of applications. In addition, the MF77-010D15 is RoHS compliant, meaning it is produced without the use of hazardous materials.

In summary, the MF77-010D15 is an ICL designed to protect electrical circuits from excessive inrush currents. It can be used in a variety of applications, including automotive, consumer electronics, and LED lighting. The MF77-010D15 uses a thermistor to limit inrush current and operates over a range of temperatures and currents. With its low profile and RoHS compliant design, the MF77-010D15 is a reliable and effective choice for protecting circuits from inrush currents.

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