MS1408

Microsemi reserves the right to change, without notice, the specifications and information contained herein.

DESCRIPTION:

The MS1408 is a 28 volt epitaxial silicon NPN planar transistor

designed for 108-152MHz AM class C and FM communications.

This device utilizes diffused emitter resisters to achieve VSWR at

rated operating conditions.

ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C)

Symbol

Parameter

Value

Unit

Collector-Base Voltage

65

V

Collector-Emitter Voltage

35

V

Collector-Emitter Voltage

65

V

Emitter-Base Voltage

4

V

Collector Current

3

A

Power Dissipation

30

W

Junction Temperature

+ 200

°C

Storage Temperature

- 65 to + 150

°C

Thermal Data

Junction-Case Thermal Resistance

5.83

°C/W

Features

• FM CLASS C TRANSISTOR

• FREQUENCY 136MHz

• VOLTAGE 28V

• POWER OUT 20W

• POWER GAIN 8.2dB

• EFFICIENCY 55%

• COMMON EMITTER

RF AND MICROWAVE TRANSISTORS

108-152MHz APPLICATIONS