SD1898 Datasheet | STMicroelectronics

.. RF & MICROWAVE TRANSISTORS 1.6 GHz SAT APPLICATIONS - . 1.65 GHz 28 VOLTS EFFICIENCY 40% MIN. CLASS C OPERATION MON BASE P OUT = 32 W MIN. WITH 9 dB GAIN .400 SQ. 2LFL (M186) epoxy sealed ORDER CODE SD1898 BRANDING 1898 PIN CONNECTION DataShee . DESCRIPTION The SD1898 is a 28 V Class C silicon NPN transistor designed for INMARSAT and other 1.65 GHz SAT applications. A gold metallized emitterballasted die geometry is employed providing high gain and efficiency while ensuring long term reliability and ruggedness under severe operating conditions. SD1898 is packaged in a cost-effective epoxy sealed housing....