(PDF) 1898 Datasheet - RF & MICROWAVE TRANSISTORS 1.6 GHz SATCOM APPLICATIONS

Número de pieza	1898
Descripción	RF & MICROWAVE TRANSISTORS 1.6 GHz SATCOM APPLICATIONS
Fabricantes	STMicroelectronics
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No Preview Available ! SD1898 RF & MICROWAVE TRANSISTORS 1.6 GHz SATCOM APPLICATIONS ......1.65 GHz 28 VOLTS EFFICIENCY 40% MIN. CLASS C OPERATION COMMON BASE POUT = 32 W MIN. WITH 9 dB GAIN .400 SQ. 2LFL (M186) epoxy sealed ORDER CODE SD1898 B RA ND IN G 1898 PIN CONNECTION DESCRIPTION The SD1898 is a 28 V Class C silicon NPN tran- sistor designed for INMARSAT and other 1.65 GHz SATCOM applications. A gold metallized emitter- ballasted die geometry is employed providing high gain and efficiency while ensuring long term re- liability and ruggedness under severe operating conditions. SD1898 is packaged in a cost-effective epoxy sealed housing. ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C) Symb ol Parameter VCBO VCEO VEBO IC PDISS TJ TSTG Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature THERMAL DATA RTH(j-c) Junction-Case Thermal Resistance November 1992 1. Collector 2. Base 3. Emitter 4. Base Value 45 15 3.5 7.8 87.5 +200 − 65 to +150 Unit V V V A W °C °C 2.0 °C/W 1/4 1 page

Páginas	Total 4 Páginas
PDF Descargar	[ Datasheet 1898.PDF ]

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PDF 1898 Data sheet ( Hoja de datos )