SD1894 データシートの表示（PDF） - STMicroelectronics

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SD1894

RF & MICROWAVE TRANSISTORS SATELLITE COMMUNICATIONS APPLICATIONS

STMicroelectronics 

SD1894

RF & MICROWAVE TRANSISTORS

SATELLITE COMMUNICATIONS APPLICATIONS

......CLASS C

1.6 GHz

COMMON BASE

REFRACTORY/GOLD METALLIZATION

EFFICIENCY = 50% MIN.

POUT = 4.5 W MIN. WITH 10 dB GAIN

.250 x .320 2LFL (M170)

epoxy sealed

ORDER CODE

SD1894

BRANDING

SD1894

DE S CR I P TI ON

The SD1894 is a common base silicon NPN bipolar

device optimized for 1.6 GHz SATCOM applica-

tions.

The SD1894 offers superior gain and collector effi-

ciency, making it an ideal choice for Class C power

amplifiers used in portable as well as fixed SAT-

COM terminals.

PIN CONNECTION

1. Collector

2. Emitter

3. Base

ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C)

Symbol

Parameter

VCBO

Collector-Base Voltage

VCES

Collector-Emitter Voltage

VEB O

Emitter-Base Voltage

IC

Device Current

PDISS

Power Dissipation

TJ

Junction Temperature

TST G

Storage Temperature

THERMAL DATA

RTH(j-c) Junction-Case Thermal Resistance

February 4, 1997

V alu e

Unit

45

V

45

V

3.0

V

375

mA

12. 5

W

+200

°C

− 65 to +150

°C

14. 0

°C/W

1/4

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