LGJ7045TC-680M-D

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Fixed inductors play an important role in the electrical industry, providing one of the most basic components of many electrical control systems. The LGJ7045TC-680M-D is one such inductor, belonging to a family of fixed inductors developed by LG Electronics for DC-DC converters, motor control, and other switching converters. This article outlines the features of the LGJ-7045TC-680M-D and how it is used for various applications.

The LGJ-7045TC-680M-D is a three-lead, self-contained molded inductor with a core material of ferrite. The inductor is rated at 680μH, with a maximum possible peak inductance of 700μH. The device offers low leakage flux, full 5-6% tolerance, and a junction temperature of -15° to +80°C. The inductor comes with an outer diameter of 7mm and a height of 4.5mm. Its overall construction is designed to meet RoHS compliance.

The LGJ-7045TC-680M-D can be used in a wide range of applications, such as DC-DC converters, chargers, power supplies, switching converters, motor control, and voltage regulators. In these applications, the inductor acts as a reactive element that helps in controlling and shaping the output current waveform by providing current when the output voltage drops and releasing it back when the output voltage increases. This helps regulate the output current and allows the device to adjust for the changes in input voltage and load.

As an inductor, the principle operating working of the LGJ-7045TC-680M-D involves storing energy when a current flows through it. When the current stops flowing the magnetic field quickly dissipates, and the stored energy is released. This stored energy creates a voltage spike, which helps in controlling the output current. The inductor also acts as a buffer, absorbing some of the electrical pressure created by the current, thus protecting the circuit components from overvoltage and overcurrent.

In addition, the LGJ-7045TC-680M-D also provides a degree of filtering and noise reduction. The inductor\'s magnetic field suppresses high-frequency components, allowing only the necessary signals to pass through. This helps reduce interference, preventing the signals from degrading or becoming garbled.

The LGJ-7045TC-680M-D is also popular for use in switching converters. In these applications, the device acts as a smoothing element, controlling the magnitude and rate of change of the output current. This helps in reducing the amount of "ringing" and noise created during switching. The device also helps improve overall conversion efficiency, reduce total harmonic distortion, and minimize power losses.

To sum up, the LGJ-7045TC-680M-D is an important component in the electrical industry. It is a high quality, reliable, and cost effective component for DC-DC converters, chargers, power supplies, switching converters, motor control, and voltage regulators. The inductor\'s magnetic field provides current when the output voltage drops and releases it back when the output voltage increases, thus providing smooth and uniform output current. As it provides filtering and noise reduction, the device is also well suited for use in switching converters, providing component protection, improved efficiency, and reduced distortion.

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