RCH8011NP-181L

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Fixed Inductors are devices that store energy in a magnetic field and then release it almost instantaneously. They consist of wire or winding coils connected by a core, usually of ferrite, ferrimagnet, or another semiconductor material that can inductively couple with electric current.

The RCH8011NP-181L is an inductor designed primarily for DC/DC converters in consumer and mobile applications. It\'s made by the well-known Taiwanese manufacturer Riemtech, and has gained significant popularity due to its high-performance and reliability. This device is mainly used in Point of Load (POL) applications, where its small size and low profile make it ideal for tight spaces, such as automotive or handheld applications. The inductor features two pins, one for the ground wire and the other for the input voltage, with a maximum rated voltage of 3 Volts.

The RCH8011NP-181L can be used in a few primary applications including voltage regulation, switching regulators, power converters, electric motor control, and noise suppression components. It features a rated inductance of 1.8µH with a wide over-current operational point, a low DC resistance of 0.004 Ohms, and a high self-resonance frequency of 1.5 MHz. It also has good temperature and thermal resistance, with minium and maximum temperature characteristics of -25 and +125 Celsius respectively.

The working principle behind the RCH8011NP-181L fixed inductor is based on the electromagnetic theory that states that when a current flows through a conductor, it produces an electromagnetic field. This electromagnetic field will then interact with a core material, such as the ferrite used in this device, and an inductor will be created. The amount of energy stored in the device will depend on the amount of current passing through the conductor and the permeability of the core material, and in this case, the inductor will produce an inductance of 1.8µH.

In addition to the core material, the power rating and size of the device are also important factors to consider when choosing a fixed inductor. The RCH8011NP-181L has a power rating of 0.5W and is a very small size at 2.0mmx2.0mmx2.3H, making it a great choice for space-sensitive applications.

Overall, the RCH8011NP-181L is a high-performance fixed inductor designed for use in DC/DC converters in consumer and mobile applications. It is made by the respected Riemtech company and is ideal for tight spaces due to its low-profile and miniscule size. The device has a wide over-current operational point, a low DC resistance, and a high self-resonance frequency, and works by interacting with a ferrite core material to produce a 1.8uH inductance.

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