MGF431OD Series
L1~o- o ~ i -oqof-
SUPER LOW NOISE InOaAs HEMT
DESCRIPTION
The MGF431OD series super-low-noise HEMT (High
OUTLINE DRAWING Unit millimeters linchesl
Electron Mobility Transistor) is designed for use in X to
K band amplifiers. The hermetically sealed metal-ceramic
package assures minimum parasitic losses, and has a
4MIN.
1.85±0.2
4MIN.
ISiM IN.)(0.073 ± 0.008) (0.1 S7MIN.)
configuration suitable for microstrip circuits.
FEATURES
• Low noise figure @f=12GHz
MGF4314D: NFmin.=1.OOdB (MAX)
MGF4316D: NFmin.=O.8OdB (MAX)
MGF4317D: NFmin.=O.7OdB (MAX)
MGF4318D: NFmin.=O.6OdB (MAX)
• High associated gain Gs=9.5dB(MIN) @f= 12GHz
APPLICATION
X to K band super-low-noise amplifiers.
QUALITY GRADE
• GG
p1.8±0.2
(0.071 ± 0.008)
C’..
o d
+14-I
in in
RECOMMENDED BIAS CONDITIONS
• Vos2V lo~lOmA
• Refer to Bias Procedure
~LFT1
•
0
in WC%J
—
—
0
0 0
0 0
~
+ I 0 0
®GATE
-
+1
d
~
~Zl SOURCE
GD-4
~~RAtN
ABSOLUTE MAXIMUM RATINGS (Ta-25~)
Symbol
V000
Parameter
Gate to drain voltage
Gate to source voltage
Ratings
—4
Unit
V
V050
—4
V
Drain cunent
60
so
mA
mW
‘C
PT
Total power dissipation
Channel temperature
Storage temperature
Tolt
Tstg
125
—65— + 125
‘C
ELECTRICAL CHARACTERISTICS (Ta=25~
Symbol
Parameter
Test conditions
Umits
Typ
—
Unit
Mm
Max
V(BR)000 Gate to drain breakdown voltage lo~ — lOOpA
V(BR)0SO Gatetosourcebraaltdownvoltage 1a 100pA
—
V
V
~3
—
—
—
loss
Gate to source leakage current
Vcs= —2V, vos~sov
—
50
pA
toss
Saturated drain current
Gatato source cut-off voltage
Transconductance
v05=ov, Vos=2V
VOS~2V, lo~5O0pA
Vos=2V, Io=lOmA
10
20
60
1.5
—
mA
V
VOS(on)
—0.1
40
60
mS
Ga
Associated gain
9.5
11.5
—
dB
dO
MGF43140
—
0.80
1.00
NFmin
Minimumnoiseflgure
VDS=2V, lo=1OmA. t=12G1-lz
~Vf method
MGF43160
MGF43170
—
—
0.75
0.65
0.80
0.70
dO
dO
MGF43180
—
—
0.55
0.60
625
dO
Rth (oh-a) Thermal Resistance
* 1: Channel to ambient
*1
—
C/W
A