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Número de pieza | SD1898 | |
Descripción | RF & MICROWAVE TRANSISTORS 1.6 GHz SATCOM APPLICATIONS | |
Fabricantes | ST Microelectronics | |
Logotipo | ||
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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
DataSheet4U.com
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.
1. Collector
2. Base
3. Emitter
4. Base
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
Value
45
15
3.5
7.8
87.5
+200
− 65 to +150
Unit
V
V
V
A
W
°C
°C
THERMAL DATA
DataSheet4U.com RTH(j-c)
Junction-Case Thermal Resistance
November 1992
DataSheet4 U .com
2.0
DataSheet4U.com
°C/W
1/4
DataShee
1 page |
Páginas | Total 4 Páginas | |
PDF Descargar | [ Datasheet SD1898.PDF ] |
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