MITSUBISHI SEMICONDUCTOR <GaAs FET>
MGFC45V3642A
3.6 - 4.2GHz BAND 32W INTERNALLY MATCHED GaAs FET
DESCRIPTION
The MGFC45V3642A is an internally impedance-matched
GaAs power FET especially designed for use in 3.6 - 4.2
GHz band amplifiers. The hermetically sealed metal-ceramic
package guarantees high reliability.
24 +/- 0.3
FEATURES
Class A operation
0.6 +/- 0.15
(1)
Internally matched to 50(ohm) system
High output power
P1dB = 32W (TYP.) @ f=3.6 - 4.2 GHz
High power gain
(2)
GLP = 11 dB (TYP.) @ f=3.6 - 4.2GHz
High power added efficiency
P.A.E. = 36 % (TYP.) @ f=3.6 - 4.2GHz
Low distortion [item -51]
IM3=-45dBc(TYP.) @Po=34.5dBm S.C.L.
(3)
16.7
APPLICATION
item 01 : 3.6 - 4.2 GHz band power amplifier
item 51 : 3.6 - 4.2 GHz band digital radio communication
QUALITY GRADE
IG
RECOMMENDED BIAS CONDITIONS
VDS = 10 (V)
ID = 8 (A)
RG=25 (ohm)
(1) gate
(2) source(flange)
(3)drain
ABSOLUTE MAXIMUM RATINGS
< Keep safety first in your circuit designs! >
Mitsubishi Electric Corporation puts the maximum effort into
making semiconductor products better and more reliable,
but there is always the possibility that trouble may occur
with them. Trouble with semiconductors may lead to personal
injury, fire or property damage. Remember to give due
consideration to safety when making your circuit designs,
with appropriate measures such as (1)placement of
Symbol
VGDO
VGSO
ID
Parameter
Gate to drain voltage
Gate to source voltage
Drain current
Ratings
-15
Unit
V
-15
V
25
A
IGR
Reverse gate current
Forward gate current
Total power dissipation
Channel temperature
Storage temperature
-80
mA
mA
W
IGF
168
PT *1
Tch
150
substitutive, auxiliary circuits, (2)use of non-flammable
material or (3)prevention against any malfunction or mishap.
175
deg.C
deg.C
Tstg
-65 / +175
*1 : Tc=25deg.C
(Ta=25deg.C)
ELECTRICAL CHARACTERISTICS
Limits
Unit
Symbol
Parameter
Test conditions
Min.
Typ.
24
8
Max.
IDSS
gm
Saturated drain current
Transconductance
VDS = 3V , VGS = 0V
VDS = 3V , ID = 8A
-
-
-
-
A
S
V
VGS(off)
Gate to source cut-off voltage
VDS = 3V , ID = 160mA
-2
-
-5
Output power at 1dB gain
compression
P1dB
44
45
-
dBm
GLP
ID
Linear power gain
Drain current
VDS=10V, ID(RF off)=8A, f=3.6 - 4.2GHz
10
11
8
-
-
dB
A
-
-
P.A.E.
IM3 *2
Rth(ch-c) *3
Power added efficiency
3rd order IM distortion
Thermal resistance
36
-45
0.8
-
%
-42
-
-
dBc
deg.C/W
delta Vf method
1
*2 : item -51,2 tone test,Po=34.5dBm Single Carrier Level,f=3.6,3.9,4.2GHz,delta f=10MHz
*3 : Channel-case
MITSUBISHI
ELECTRIC
June/2004