DESCRIPTION
The SD1899 is a common base silicon NPN bipolar device optimized for 1.6 GHz SATCOM applications.
SD1899 offers superior gain and collector efficiency, making it an ideal choice for Class C power amplifiers used in portable as well as fixed SATCOM terminals.

■ REFRACTORY/GOLD METALLIZATION
■ EFFICIENCY - 50% TYPICAL
■ POUT = 30 W MIN. WITH 9.3 dB GAIN