MS1277

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DESCRIPTION:

DESCRIPTION:

The MS1277 is a gold metallized epitaxial silicon NPN planar

transistor using diffused emitter ballast resistors for high

linearity Class A operation in VHF and Band III television

transmitters and transposers.

ABSOLUTE MAXIMUM RATINGS

ABSOLUTE MAXIMUM RATINGS (Tcase = 25°°C)

Symbol

Parameter

Value

Unit

Collector-Base Voltage

60

V

Collector-Emitter Voltage

35

V

Emitter-Base Voltage

4.0

V

Device Current

10

A

Power Dissipation

140

W

Junction Temperature

+200

°°C

Storage Temperature

-65 to +150

°°C

Thermal Data

Thermal Data

Thermal Resistance Junction-case

1.5

°°C/W

Features

Features

• 170 - 230 MHz

• 28 VOLTS

•

• G

dB GAIN MINIMUM

• GOLD METALLIZATION

• INTERNAL INPUT MATCHING

• COMMON EMITTER CONFIGURATION

RF & MICROWAVE TRANSISTORS

TV/LINEAR APPLICATIONS

140 COMMERCE DRIVE

MONTGOMERYVILLE, PA

18936-1013

PHONE: (215) 631-9840

FAX: (215) 631-9855