
MITSUBISHI SEMICONDUCTOR
<GaAs FET>
MGF4953A/MGF4954A
SUPER LOW NOISE InGaAs HEMT (Leadless Ceramic Package)
MITSUBISHI
(1/5)
June/2004
DESCRIPTION
The MGF4953A/MGF4954A super-low noise HEMT (High
Electron Mobility Transistor) is designed for use in C to K band
amplifiers.
The lead-less ceramic package assures minimum parasitic losses.
FEATURES
Low noise figure
@ f=12GHz
MGF4953A : NFmin. = 0.40dB (Typ.)
MGF4954A : NFmin. = 0.60dB (Typ.)
High associated gain
@ f=12GHz
Gs = 13.5dB (Typ.)
APPLICATION
C to K band low noise amplifiers
QUALITY GRADE
GG
RECOMMENDED BIAS CONDITIONS
VDS=2V , ID=10mA
ORDERING INFORMATION
Tape & reel
3000pcs./reel
ABSOLUTE MAXIMUM RATINGS
(Ta=25
°C )
Symbol
Parameter
Ratings
Unit
VGDO
Gate to drain voltage
-4
V
VGSO
Gate to source voltage
-4
V
ID
Drain current
60
mA
PT
Total power dissipation
50
mW
Tch
Channel temperature
125
°C
Tstg
Storage temperature
-65 to +125
°C
ELECTRICAL CHARACTERISTICS
(Ta=25
°C )
Synbol
Parameter
Test conditions
Limits
Unit
MIN.
TYP.
MAX
V(BR)GDO
Gate to drain breakdown voltage
IG=-10
A
-3
--
V
IGSS
Gate to source leakage current
VGS=-2V,VDS=0V
--
50
A
IDSS
Saturated drain current
VGS=0V,VDS=2V
15
--
60
mA
VGS(off)
Gate to source cut-off voltage
VDS=2V,ID=500
A
-0.1
--
-1.5
V
gm
Transconductance
VDS=2V,ID=10mA
--
70
--
mS
Gs
Associated gain
VDS=2V,
12.0
13.5
--
dB
NFmin.
Minimum noise figure
ID=10mA
MGF4953A
--
0.40
0.50
dB
f=12GHz
MGF4954A
--
0.60
0.80
dB
Outline Drawing
Fig.1
MITSUBISHI Proprietary
Not to be reproduced or disclosed
without permission by Mitsubishi Electric
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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
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due consideration to safety when making your
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as (I) placement of substitutive , auxiliary circuits ,
(ii) use of non-flammable material or (iii) prevention
against any malfunction or mishap.