AT0603T03ECAS3

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Attenuators are components designed to reduce signal strength over a wide range of frequencies while maintaining a constant impedance. The AT0603T03ECAS3 is one type of attenuator which has been designed for use in applications such as portable inventory scanners, fiber to the home (FTTH) systems, digital television receivers, and satellite DTH systems.

The AT0603T03ECAS3 features an operating temperature range of -40°C to +125°C, a frequency range of 5 to 900 MHz, and maximum RF input power of up to 30 dBm. Its miniature 0603 package size makes it suitable for use in the most space-constrained applications.

The AT0603T03ECAS3 offers a low insertion loss of 0.6 dB at 900 MHz, and a low return loss of 19 dB at 100 MHz. It also has high isolation to provided low crosstalk between channels. Other features of the AT0603T03ECAS3 include a robust design, excellent stability and repeatability, and ±0.25 dB tolerance.

In terms of working principle, attenuators like the AT0603T03ECAS3 are designed to redistribute power between ports by using either a resistive or reactive element. The resistive element acts as a voltage divider to reduce the power between ports, and the reactive element absorbs energy and adds it back to other ports. In the case of the AT0603T03ECAS3, the inserting of an inductor, capacitor and resistor between the in- and out- ports will absorb the energy, resulting in a signal reduction.

Overall, the AT0603T03ECAS3 is an ideal solution for applications that require both low insertion loss and wide frequency range. By inserting an inductor, capacitor, and resistor, the AT0603T03ECAS3 enables signal loss of up to 30 dBm while maintaining long-term stability. It is also highly optimized for the most demanding applications, making it an ideal choice for portable inventory scanners, FTTH systems, digital TVs, and satellite DTH systems.

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