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SD1898 - RF & MICROWAVE TRANSISTORS 1.6 GHz SATCOM APPLICATIONS

General Description

The SD1898 is a 28 V Class C silicon NPN transistor designed for INMARSAT and other 1.65 GHz SATCOM 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.

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The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.DataSheet4U.com SD1898 RF & MICROWAVE TRANSISTORS 1.6 GHz SATCOM APPLICATIONS . . . . . . 1.65 GHz 28 VOLTS EFFICIENCY 40% MIN. CLASS C OPERATION COMMON BASE P OUT = 32 W MIN. WITH 9 dB GAIN .400 SQ. 2LFL (M186) epoxy sealed ORDER CODE SD1898 BRANDING 1898 PIN CONNECTION DataShee DataSheet4U.com DESCRIPTION The SD1898 is a 28 V Class C silicon NPN transistor designed for INMARSAT and other 1.65 GHz SATCOM 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. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C) Symbol Parameter Value Unit 1. Collector 2. Base 3. Emitter 4.