GHz Technology VAM40 Datasheet

VAM 40

40 Watts, 27 Volts, Class AB

Defcom 100 - 150

GENERAL DESCRIPTION

The VAM 40 is a COMMON EMITTER, specifically designed for collector
modulated operation in the VHF AM applications in the 100-150 MHz range.

ABSOLUTE MAXIMUM RATINGS

Maximum Power Dissipation @ 25 C 50 Watts

Maximum Voltage and Current

BVces Collector to Emiter Voltage 60 Volts
BVebo Emitter to Base Voltage 4.0 Volts
Ic Collector Current 5.0 A

Ma ximum Temperat ure s

Storage Temperature - 65 to +150 C
Operating Junction Temperature +200 C

ELECTRICAL CHARACTERISTICS @ 25 C

SYMBOL CHARACTERISTICS TEST CONDITIONS MIN TYP MAX UNITS

o

o
o

O

CASE OUTLINE

55HT, Style 2

MHz

Pout
Pin
Pg
Pout
Pin
Pg

η

c

VSWR

BVebo
BVces
BVceo
Ices
Cob
h

FE

θ

jc

Issue August 1996

GHz TECHNOLOGY INC. RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE. GHz RECOMMENDS THAT
BEFORE THE PRODUCT(S) DESCRIBED HEREIN ARE WRITTEN INTO SPECIFICATIONS, OR USED IN CRITICAL APPLICATIONS,
THAT THE PERFORMANCE CHARACTERISTICS BE VERIFIED BY CONTACTING THE FACTORY.

Power Output
Power Input
Power Gain
Power Output
Power Input
Power Gain
Efficiency
Load Mismatch Tolerance

Emitter to Base Breakdown
Collector to Emitter Breakdown
Collector to Emitter Breakdown
Collector Leakage Current
Output Capacitance
DC - Current Gain
Thermal Resistance

F = 150 MHz
Vcc =27V, 1 KHz, 50%

F = 150 MHz
Vcc = 13.5 Volts

F = 150 MHz, Po=10 W
Vcc = 13.5 Volts

Ie = 5 mA
Ic = 20 mA
Ie = 50 mA
Vce = 5 Volts
Vcb = 28 V, F = 1 MHz
Vce =5 V, Ic = 500 MA

40

3.2
10
10

4.0
60
32

10

11

8.0
65

4.0

2.0

30:1

30
25

100

3.5

Watts
Watts

dB

Watts

Watts

dB

%

Volts
Volts
Volts

mA

pF

o

C/W

GHz Technology Inc. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 Tel. 408 / 986-8031 Fax 408 / 986-8120

VAM40

August 1996