LP1206A3800ASTR

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LP1206A3800ASTR is a RF filter that belongs to the fundamental filter family of RF filters. It is a low-pass temperature-stabilized filter whose passband is dictated by its frequency response. An LP1206A3800ASTR provides excellent rejection above the cut-off frequency, isolates out-of-band interference, eliminates harmonic frequencies and improves the signal-to-noise ratio (SNR) of the system.

The LP1206A3800ASTR filter is a low-pass filter with a more extended temperature stability range due to its use of a low thermal capacitance design. It is particularly useful for applications requiring isolation of out-of-band interference. This filter is composed of two cascaded LC filters, the first being a high-Q series LC circuit and the second a low-Q series LC circuit. In addition, temperature compensation is provided by the inner loop of the filter, utilizing thermally stable capacitors.

The frequency response of the LP1206A3800ASTR is determined by the electrical characteristics of the LC components, as well as by other conditions such as temperature, DC biasing and matching with the source. The cut-off frequency of the filter depends primarily on the LC components’ quality factor, which is determined by the quality of the inductors and capacitors used in its designing.

LP1206A3800ASTRs are suitable for a wide range of wireless applications, including 802.11a/b/g WLAN, cellular handsets, 3G UMTS, 4G LTE, ISM and various military applications. These filters are also used in radar systems, ultra-wide band systems, instrumentation systems and satellite communication systems.

In addition, the LP1206A3800ASTR is temperature stable and provides a wide passband stopband rejection even at high frequencies. This makes it ideal for applications requiring an extended bandwidth such as 802.11ac WLANs.

The LP1206A3800ASTR works on the concept of band limiting. It works by attenuating signals of frequencies outside of the desired band while allowing signals within the desired band to pass with minimal distortion. This filter does not use automatic gain control (AGC) or any other type of signal conditioning circuits. Instead, it utilizes the inherent properties of the LC elements, such as the capacitance and inductance values of the components to shape the frequency response of the filter.

The inherent properties of the LP1206A3800ASTR filter also make it well suited for applications requiring high in-band rejection and low out-of-band ripple. It can also be used to reduce spurious emissions, minimize intermodulation distortion (IMD) and improve the overall signal integrity of the system.

In conclusion, the LP1206A3800ASTR filter is an ideal choice for applications requiring low thermal capacitance design, extended temperature stability, harmonic rejection, wide stopband rejection and improved signal-to-noise ratio. Its wide range of applications is suited for various wireless communication and military applications.

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