This document is an introduction to SPA-2118 850 MHz 1 Watt Power Amplifier with Active Bias from Sirenza Microdevices, the product has high linearity performance, high gain and high reliability.
The SPA-2118 is a high‑efficiency GaAs HBT power amplifier designed for 850‑950 MHz infrastructure equipment, offering high linearity and 1 W output power with active bias control. It is supplied in a low‑cost surface‑mountable plastic package.
The document includes product features, frequency and gain specifications, absolute maximum ratings, pin‑out descriptions, schematic diagrams, evaluation board layout, and ordering information, helping designers integrate the device into RF systems.
| Operating Frequency Range | 850‑950 MHz |
|---|---|
| Output Power at 1 dB Compression | 29 dBm |
| Typical OIP3 | +47 dBm |
| Noise Figure | 5 dB |
| Maximum RF Input Power | 10 dBm |
The SPA-2118 operates from 850 MHz to 950 MHz.
The output power at 1 dB compression is 29 dBm.