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DATA SHEET PRELIMINARY DATA SHEET
GaAs MES FET
NES1821B-30
30W L-BAND POWER GaAs FET N-CHANNEL GaAs MES FET
DESCRIPTION
The NES1821B-30 is power GaAs FET which provides high output power and high gain in the 1.8-2.1 GHz band. Internal input matching circuits are designed to optimize performance. The device has a 0.8 mm gate length for increased linear gain. To reduce thermal resistance, the device uses PHS (Plated Heat Sink) technology. The device incorporates WSi (tungsten silicide) gate for high reliability and SiO2 glassivation for
R1.2 17.4±0.3 8.0 2.4 SOURCE
PACKAGE DIMENSIONS (UNIT: mm)
24±0.3 20.4 1.0±0.1 GATE
surface stability.
FEATURES
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DRAIN 0.1 2.4 0.2 MAX 4.5 MAX 1.