1891-03 datasheet(1/5 Pages) STMICROELECTRONICS

Part #	1891-03

Description	RF & MICROWAVE TRANSISTORS 1.6 GHz SATCOM APPLICATIONS

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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1.6 GHz SATCOM APPLICATIONS

RF & MICROWAVE TRANSISTORS

.230 2LFL (M151)

hermetically sealed

.

1.65 GHz

.

28 VOLTS

.

GOLD METALLIZED SYSTEM

.

POLYSILICON SITE BALLASTING

.

OVERLAY DIE GEOMETRY

.

HIGH RELIABILITY AND RUGGEDNESS

.

POUT

= 5.0 W MIN. WITH 14.0 dB GAIN

DESCRIPTION

The SD1891-03 is a 28 V silicon NPN transistor

designed for INMARSAT and other 1.6 GHz SAT-

COM applications. This device utilizes polysilicon

site ballasting with a gold metallized die to achieve

high reliability and ruggedness.

PIN CONNECTION

BRANDING

1891-03

ORDER CODE

SD1891-03

ABSOLUTE MAXIMUM RATINGS (Tcase

= 25°C)

Symbol

Parameter

Value

Uni t

VCBO

Collector-Base Voltage

45

V

VCEO

Collector-Emitter Voltage

15

V

VEBO

Emitter-Base Voltage

3.5

V

IC

Device Current

1.1

A

PDISS

Power Dissipation

8.8

W

TJ

Junction Temperature

+200

°C

TSTG

Storage Temperature

− 65 to +200

°C

RTH(j-c)

Junction-Case Thermal Resistance

20.0

°C/W

SD1891-03

1. Collector

3. Base

2. Emitter

THERMAL DATA

March 1993

1/5

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