2890R-03G

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Fixed inductors are electrical inductance components with a fixed inductance value. They are generally used in circuits such as oscillators, radio receivers, and filters. The 2890R-03G is a type of fixed inductor from Vishay, which has excellent performance and durability, making it suitable for various applications.

The 2890R-03G has a maximum inductance value of 2.8mH, and is rated for 300 μH of inductance. It has a wide operating temperature range from -40 °C to +105°C. The 2890R-03G inductor also has high temperature stability, low losses, and excellent current handling capability. It is also small in size and low in cost, making it an ideal solution for various applications.

The 2890R-03G can be used in a wide variety of applications. It is commonly used in switching mode power supplies, RF amplifiers, signal coupling on consumer electronics, and efficient control circuits in televisions, DVD players and other audio-visual devices. The 2890R-03G is also suitable for voltage regulators, oscillators, and EMI/RFI filters. Additionally, it can also be used for pulse and pulse transformer circuits, flyback converters, and other applications.

The 2890R-03G works by converting electrical energy to magnetic energy. When an alternating current flows through the inductor, it will generate an alternating magnetic flux that induces a circulating current in the inductor. This circulating current is proportional to the inductance and the frequency of the alternating current. This circulating current absorbs energy from the circuit, thus converting electrical energy to magnetic energy, thereby preventing sudden changes in current or voltage in the circuit.

In conclusion, the 2890R-03G is a type of fixed inductor from Vishay, which has a maximum inductance of 2.8mH and is rated for 300 μH of inductance. It has excellent performance, durability, and temperature stability, making it suitable for a wide variety of applications. These include switching mode power supplies, RF amplifiers, signal coupling on consumer electronics, efficient control circuits in televisions and other audio-visual devices, as well as voltage regulators, oscillators, and EMI/RFI filters.

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