A, f = 1.99 GHz) Drain Efficiency (VDD = 28 V, POUT = 60 W, IDQ = 580 mA, f = 1.99 GHz) Load Mismatch Tolerance (VDD = 28 V, POUT = 60 W, IDQ = 580 mA, f = 1.99 GHz —all phase angles at frequency of test) All published data at TCASE = 25°C unless otherwise indicated. Symbol Gps P-1dB hD Y Min 11 6.