ARD15112Q

Test Frequency:	18GHz
Supplier Device Package:	--
Package / Case:	Module, Pin Contacts
Operating Temperature:	-55°C ~ 85°C
Voltage - Supply:	12V
Impedance:	50 Ohm
Features:	--
IIP3:	--
P1dB:	--
Series:	--
Insertion Loss:	0.5dB (max)
Isolation:	60dB (min)
Frequency Range:	DC ~ 18GHz
Circuit:	SPDT
Topology:	Reflective
RF Type:	General Purpose
Part Status:	Active
Packaging:	Bulk

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RF Switches

RF switches are components used to control the signal flow. They are generally used in applications such as radio transmission and reception, wireless communications, and interconnects in mixed-signal circuits. RF switches enable users to selectively control the flow of signals within a system. The ARD15112Q is a Single Pole Double Throw (SPDT) RF switch. This article will discuss its application field and working principle.

Application Field

The ARD15112Q is a lightweight switch and is ideally suited for portable applications such as satellite communication, base stations, and wireless LANs. The ARD15112Q is a low-power switching solution that provides a reliable performance in applications such as radio frequency (RF), low-noise amplifier (LNA) and power amplifier (PA) switching. The ARD15112Q also makes use of gapless switching, which is important in applications such as automotive sound systems, where an uninterrupted sound is required.

Working Principle

The ARD15112Q switch works on the principle of enhancing the signal path with low insertion loss and low return loss, while still providing high isolation between its transmit and receive channels. The switch has a single-pole double-throw (SPDT) circuit and is designed to act as an impedance matching network. By alternately connecting the transmission line to one of two locations, the optimal impedance conditions can be achieved. The ARD15112Q switch utilizes a low power CMOS technology, which means that it consumes very low power during operation. At the same time, the ARD15112Q can achieve a high linearity of 65 dB and excellent isolation of 80 dB. The low power consumption makes it an ideal solution for mobile and portable applications, while the excellent isolation reduces crosstalk and interference between the transmit and receive channels. These features make the ARD15112Q an ideal solution for applications such as satellite communication, LNA/PA switching, automotive sound systems, and wireless LANs. With its low power consumption and excellent performance characteristics, the ARD15112Q is an ideal choice for any RF switching application.

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