ALFT-03A-9

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Common Mode Chokes are induction components used in high frequency circuit designs to reduce the amount of electromagnetic interference (EMI) generated and received by sensitive electronic circuitry. Among the variants of Common Mode Chokes available in the market, ALFT-03A-9 type, manufactured by AOZ Industries, is a great choice for any application that requires a certain degree of filtering.

These components are especially suited for applications such as power generation and distribution systems, where the interference from the main power line and other power sources needs to be reduced. The ALFT-03A-9 has a low Total Harmonic Distortion (THD) rating, making it ideal for use in these areas. Its low temperature coefficient ensures that it works within a very narrow frequency band, even under the most extreme operating conditions. In addition, its low RFI (Radio Frequency Interference) suppression rating makes it great for applications where RF interference needs to be minimized.

ALFT-03A-9 works on the principle of inductive chopping, using a high frequency signal to create a sawtooth voltage waveform. This waveform is then used to form a common-mode filter that can be applied to either AC or DC voltage lines. In the case of AC lines, the filter works to reduce the amount of interference that is picked up from the main power line. The same is true for DC lines, where the filter works to reduce the noise picked up from sources such as motors, pumps, and other such external sources.

ALFT-03A-9 is also equipped with a soft start feature, which allows the user to control the current draw of the component during startup. This means that the component will never draw more than the rated current, which will help increase the service life of the device. Additionally, due to its low temperature coefficient, the ALFT-03A-9 is able to work in a very wide range of temperatures, from -40°C to +105°C, and is suitable for both industrial and commercial applications.

In conclusion, the ALFT-03A-9 Common Mode Choke is a great choice for any application that requires a certain degree of filtering. It is a cost-effective solution that works on the principles of inductive chopping and offers superior EMI suppression performance. Furthermore, its low temperature coefficient ensures that it works reliably even under extreme conditions, and its soft start feature helps increase the device’s service life.

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