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:	0.7dB (max)
Isolation:	40dB (min)
Frequency Range:	DC ~ 18GHz
Circuit:	SPDT
Topology:	Reflective
RF Type:	General Purpose
Part Status:	Active
Packaging:	Bulk

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Introduction

RF (Radio Frequency) Switches are a key component in wireless communication systems, allowing the signal path to be quickly re-routed with minimal loss of throughput. The ARV20N12Q is a compact and reliable RF switch that offers outstanding performance and durability for a variety of applications. This article will discuss the application fields and working principles of the ARV20N12Q switch.

Application Fields of ARV20N12Q

The ARV20N12Q switch is designed for use in a variety of RF applications. It is particularly well-suited for high-frequency applications up to 6 GHz, such as Cellular and WiFi systems, Automotive Infotainment systems, Radar systems, and Digital TV systems.Due to its very low insertion loss, the ARV20N12Q is also suitable for high-sensitivity applications such as those found in Satellite and Space communications, Test and Measurement, and Broadcast systems. Its superior performance also makes the ARV20N12Q an ideal choice for controlling signal paths in high-power applications, such as wireless base stations and broadcast transmitters.

Working Principle of ARV20N12Q

The ARV20N12Q is a 10-port Pin Diode Non-reflective switch. It operates in two main modes: a 50 ohm mode, and a 1k ohm mode. In the 50 ohm mode, a high input power signal is routed to the desired output port without any reflection, and in the 1k ohm mode the signal is routed with a minimized reflection level.The switch itself consists of two distinct components: the core switching element and the drive circuit. The core switch incorporates dual SPDT (single pole, double throw) switches, with each switch providing three distinct paths for signal routing. The drive circuit consists of an optical diode control system which is used to electrically control the switching elements in order to change the signal path according to the desired routing.The two SPDT switches interact with each other to form an electrical switching matrix, which is capable of routing high-frequency signals with minimal loss and maximum isolation, while maintaining low power consumption and superior thermal stability.

Conclusion

The ARV20N12Q is a high-performance RF switch with outstanding performance and low loss characteristics. Its exceptional performance makes it an ideal choice for a variety of RF applications, from high-frequency cellular and WiFi networks to high-sensitivity satellite and test and measurement systems.The switch’s unique combination of dual SPDT switches, coupled with a low-power optical diode controller, provides high-speed signal routing with minimal loss and maximum isolation. Its superior performance and reliability make it a great choice for any RF application.

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