LB3218T681M

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Fixed inductors are electrical components usually consisting of a coil of insulated wire wound around a core, which stores energy in a magnetic field when electric current flows through it. The LB3218T681M is a type of fixed inductor designed for use in power circuits.

LB3218T681M uses a powdered iron core material and can operate up to 1MHz frequency with minimum DC resistance. It features an air coil structure and is protected by a durable plastic cover, making it suitable for higher-power operation. It helps limit electrical interference and attenuate high frequencies, working as an inductance filter for high-frequency electronic circuits. It also enables efficient power transmission between different components of a circuit in a confined space.

The LB3218T681M finds extensive application in mobile phone audio amplifiers, cellphone DC/DC converters, and audio-frequency transmitters. It improves audio quality by efficiently transmitting power between speaker and receiver components. In DC/DC converters, it works to filter output voltage by decreasing ripple and increasing signal-to-noise ratio. Additionally, when used in audio-frequency transmitters, it works to limit power dissipation and minimize voltage overshoot and ringing effect.

The working principle of LB3218T681M is based on Faraday’s law of induction. When electrical current flows through the coil, it induces a magnetic field, which stores energy. Once the current stops, this stored energy is released in the form of a voltage. This effect is due to the transformer action that is produced by core’s magnetic flux. Thus, it is able to filter high-frequency signals and effectively transmit power in a limited space.

In summary, the LB3218T681M fixed inductor is a versatile component best suited for high frequency applications such as mobile phone audio amplifiers, cellphone DC/DC converters, and audio-frequency transmitters. It works on Faraday’s law of induction and is highly suitable for power transmission in confined spaces. It helps limit electrical interference, attenuate high frequencies, and decrease ripple in the output voltage to improve audio quality.

The specific data is subject to PDF, and the above content is for reference