The QPA2513 from Qorvo is a 2-Stage S-Band GaN Power Amplifier that operates from 3.1 to 3.5 GHz. It delivers a saturated power of 125 W (~ 51 dBm) with a large signal gain of 30 dB and has a power-added efficiency of 62%. The amplifier is matched to 50 Ohms with integrated bias circuits and has a DC blocking capacitor at the input port. It requires a DC supply of 50 V and consumes less than 192 mA of current. This lead-free, RoHS-compliant amplifier is available in an SMD package that measures 25.0 x 12.5 x 3.5 mm. It provides good thermal properties and is ideal for use in both commercial and military radar systems.
