Excelics
EFA018A-70
DATA
SHEET
Low Distortion GaAs Power FET
NON-HERMETIC LOW COST CERAMIC 70mil PACKAGE
+18.5dBm TYPICAL OUTPUT POWER
10.5dB TYPICAL POWER GAIN AT 12GHz
TYPICAL 1.1dB NOISE FIGURE AND 10.5dB ASSOCIATED
GAIN AT 12GHz
0.3 X 180 MICRON RECESSED "MUSHROOM" GATE
Si
3
N
4
PASSIVATION
ADVANCED EPITAXIAL DOPING PROFILE
PROVIDES HIGH POWER EFFICIENCY,
LINEARITY AND RELIABILITY
ELECTRICAL CHARACTERISTICS (T
a
= 25
O
C)
SYMBOLS PARAMETERS/TEST
CONDITIONS MIN
TYP
MAX
UNIT
P
1dB
Output Power at 1dB Compression
f=12GHz
Vds=6V, Ids=50% Idss
f=18GHz
16.5 18.5
18.5
dBm
G
1dB
Gain at 1dB Compression
f=12GHz
Vds=6V, Ids=50% Idss
f=18GHz
9.0 10.5
8.0
dB
PAE
Power Added Efficiency at 1dB Compression
Vds=6V, Ids=50% Idss
f=12GHz
33
%
NF
Noise
Figure f=12GHz
Vds=2V, Ids=15mA
1.1
dB
Ga
Associated Gain
f=12GHz
Vds=2V, Ids=15mA
10.5
dB
Idss Saturated Drain Current Vds=3V, Vgs=0V
25
50
80
mA
Gm
Transconductance Vds=3V, Vgs=0V
20
30
mS
Vp
Pinch-off Voltage Vds=3V, Ids=1.0 mA
-2.0
-3.5
V
BVgd
Drain Breakdown Voltage Igd=0.5mA
-10
-15
V
BVgs
Source Breakdown Voltage Igs=0.5mA
-6
-14
V
Rth
Thermal
Resistance
480
*
o
C/W
* Overall Rth depends on case mounting.
MAXIMUM RATINGS AT 25
O
C
SYMBOLS PARAMETERS ABSOLUTE
1
CONTINUOUS
2
Vds
Drain-Source Voltage
10V
6V
Vgs
Gate-Source Voltage
-6V
-4V
Ids
Drain Current
Idss
40mA
Igsf
Forward Gate Current
4mA
0.7mA
Pin
Input Power
17dBm
@ 3dB Compression
Tch
Channel Temperature
175
o
C
150
o
C
Tstg
Storage Temperature
-65/175
o
C
-65/150
o
C
Pt
Total Power Dissipation
285mW
240mW
Note: 1 Exceeding any of the above ratings may result in permanent damage.
2. Exceeding any of the above ratings may reduce MTTF below design goals.
Excelics Semiconductor, Inc., 2908 Scott Blvd., Santa Clara, CA 95054
Phone: (408) 970-8664 Fax: (408) 970-8998 Web Site: www.excelics.com
All Dimensions In mils.
S
S
D
G
(All Leads)
40
20
44
19
4
70
180 Min.
EFA018A-70
DATA
SHEET
Low Distortion GaAs Power FET
S-PARAMETERS
6V, 1/2 Idss
FREQ --- S11 --- --- S21 --- --- S12 --- --- S22 ---
(GHz) MAG ANG MAG ANG MAG ANG MAG ANG
1.0 0.992 -15.2 2.467 164.6 0.013 80.7 0.813 -9.6
2.0 0.973 -31.3 2.404 148.7 0.024 66.9 0.799 -21.0
3.0 0.948 -47.1 2.307 133.4 0.033 56.3 0.788 -32.1
4.0 0.927 -62.2 2.278 119.2 0.040 47.1 0.778 -40.9
5.0 0.896 -76.8 2.271 105.4 0.046 38.0 0.757 -49.5
6.0 0.862 -89.8 2.217 91.4 0.050 28.7 0.730 -60.6
7.0 0.824 -103.6 2.144 77.5 0.050 18.8 0.709 -71.2
8.0 0.785 -116.7 2.099 64.5 0.047 8.7 0.679 -80.0
9.0 0.745 -137.4 2.141 50.1 0.043 6.9 0.675 -85.5
10.0 0.712 -157.8 2.132 34.6 0.041 4.4 0.658 -95.2
11.0 0.685 -167.8 2.113 21.5 0.039 4.7 0.636 -109.4
12.0 0.659 178.6 2.119 8.0 0.039 11.3 0.625 -121.6
13.0 0.661 151.4 2.080 -9.0 0.043 10.3 0.608 -130.8
14.0 0.678 126.4 1.968 -26.0 0.047 7.7 0.598 -141.9
15.0 0.668 112.7 1.941 -42.0 0.053 3.2 0.600 -161.3
16.0 0.663 96.6 1.927 -58.8 0.059 -4.7 0.592 -179.9
17.0 0.681 77.3 1.733 -74.2 0.059 -3.2 0.558 170.3
18.0 0.716 64.4 1.654 -86.1 0.081 -17.9 0.607 158.0
19.0 0.704 48.0 1.596 -103.7 0.070 -34.8 0.622 135.6
20.0 0.736 30.3 1.560 -120.9 0.071 -45.7 0.677 119.0
21.0 0.799 18.9 1.480 -136.6 0.072 -58.3 0.666 107.4
22.0 0.786 7.3 1.378 -151.5 0.067 -77.2 0.676 95.1
23.0 0.753 -11.7 1.305 -170.3 0.060 -97.4 0.674 76.0
24.0 0.771 -30.9 1.249 169.6 0.055 -120.5 0.671 57.6
25.0 0.753 -43.1 1.245 152.3 0.055 -141.1 0.655 42.6
26.0 0.720 -58.4 1.255 136.8 0.060 -161.3 0.649 28.8
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