The **SKYWORKS AS179-92LF** is a high-performance, Single Pole Double Throw (SPDT) RF switch designed using advanced pHEMT GaAs FET technology. It operates across a broad frequency range from 20MHz to an impressive 3GHz, making it an exceptionally versatile component for modern RF and communication systems.

A key feature of this device is its **low insertion loss**, specified at a typical 0.3dB at 0.9GHz, which ensures minimal signal degradation in the transmission path. It is engineered for **positive voltage operation** with a very **low DC power consumption**, enhancing energy efficiency in portable and battery-powered applications. The switch delivers robust performance with a +30dBm typical Input 1dB Compression Point (IP1dB) and a high +43dBm typical Third-Order Intercept Point (IIP3) at 3V, providing excellent linearity and handling capability for strong signals.

**Applications**

This RF switch is ideally suited for a wide array of applications within communications and networking infrastructure. Its reliable performance and compact form factor make it a preferred choice for designers.

**Key Specifications**

* **Technology:** pHEMT GaAs FET
* **Switch Configuration:** Single Pole Double Throw (SPDT)
* **Frequency Range:** 20 MHz to 3 GHz
* **Insertion Loss:** 0.3dB typical at 0.9GHz
* **Supply Voltage Range:** 2V to 5V
* **IP1dB:** +30dBm typical at 3V
* **IIP3:** +43dBm typical at 3V
* **Package Type:** SC-70-6
* **Operating Temperature Range:** -40°C to +85°C

Presented in a compact SC-70-6 package, the AS179-92LF offers a space-saving solution without compromising on RF performance. **Important ESD Warning:** Static charges can easily generate kilovolt-level potentials. Industry-standard electrostatic discharge (ESD) precautions must be observed during handling and installation to prevent damage to this sensitive component.

Skyworks Solutions