Excelics
EFA025A-70
DATA SHEET
Low Distortion GaAs Power FET
NON-HERMETIC LOW COST CERAMIC 70mil PACKAGE
+20.0dBm TYPICAL OUTPUT POWER
10.0dB TYPICAL POWER GAIN AT 12GHz
TYPICAL 1.5dB NOISE FIGURE AND 10dB ASSOCIATED
GAIN AT 12GHz
0.3 X 250 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
Output Power at 1dB Compression f=12GHz
20
P
1dB
Vds=6V, Ids=50% Idss f=18GHz
17
20
dBm
Gain at 1dB Compression f=12GHz
10
G
1dB
Vds=6V, Ids=50% Idss f=18GHz
8.5
7
dB
Power Added Efficiency at 1dB Compression
PAE
Vds=6V, Ids=50% Idss f=12GHz
35
%
NF
Noise Figure Vds=3V,Ids=15mA f=12GHz
1.5
dB
GA
Associated Gain Vds=3V,Ids=15mA f=12GHz
10
dB
Idss
Saturated Drain Current Vds=3V, Vgs=0V
35
65
105
mA
Gm
Transconductance Vds=3V, Vgs=0V
30
40
mS
Vp
Pinch-off Voltage Vds=3V, Ids=1.0 mA
-2
-3.5
V
BVgd
Drain Breakdown Voltage Igd=1.0mA
-10
-15
V
BVgs
Source Breakdown Voltage Igs=1.0mA
-6
-14
V
Rth
Thermal Resistance
370
*
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
52mA
Igsf
Forward Gate Current
6mA
1mA
Pin
Input Power
20dBm
@ 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
370mW
310mW
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.
6
6
'
*
$OO
/HDGV
0LQ
EFA025A-70
DATA SHEET
Low Distortion GaAs Power FET
S-PARAMETERS
S-PARAMETERS
3V,15mA 6V, 1/2 Idss
FREQ --- S11 --- --- S21 --- --- S12 --- --- S22 --- FREQ --- S11 --- --- S21 --- --- S12 --- --- S22 ---
GHz Mag Ang Mag Ang Mag Ang Mag Ang
(GHz) MAG ANG MAG ANG MAG ANG MAG ANG
1.0 1.020 -17.0 4.385 159.6 0.030 75.6 0.549 -22.5 1.0 0.985 -18.8 3.482 161.4 0.013 76.6 0.803 -11.3
2.0 0.956 -37.8 3.291 142.6 0.043 64.4 0.611 -28.0 2.0 0.953 -38 3.329 142.7 0.025 65.9 0.786 -24.1
3.0 0.911 -56.4 3.114 125.5 0.060 52.4 0.601 -41.2 3.0 0.913 -56 3.108 125.5 0.031 54.2 0.768 -36
4.0 0.867 -73.0 2.944 109.6 0.072 42.4 0.577 -52.4 4.0 0.872 -73.2 2.97 109.5 0.037 46.2 0.755 -45.6
5.0 0.814 -89.2 2.856 93.8 0.084 32.3 0.535 -63.9 5.0 0.825 -89.3 2.867 94.3 0.04 38.8 0.731 -54.5
6.0 0.748 -105.5 2.697 78.2 0.089 22.3 0.514 -78.5 6.0 0.779 -102.7 2.713 79.7 0.04 34.4 0.703 -66.2
7.0 0.689 -124.2 2.523 64.0 0.092 14.6 0.511 -85.8 7.0 0.734 -117.1 2.559 65.3 0.039 30.9 0.685 -76.8
8.0 0.656 -144.7 2.424 49.6 0.096 6.5 0.489 -92.9 8.0 0.688 -130.5 2.448 52.1 0.033 33.5 0.66 -85.6
9.0 0.636 -151.0 2.334 36.0 0.098 -2.9 0.384 -111.2 9.0 0.642 -152.3 2.42 37.6 0.037 44.6 0.661 -91.4
10.0 0.584 -166.5 2.283 21.7 0.096 -4.4 0.390 -131.4 10.0 0.614 -173.2 2.355 21.8 0.044 48.1 0.654 -102.2
11.0 0.545 164.8 2.150 7.2 0.095 -10.8 0.432 -132.6 11.0 0.591 177.4 2.312 8.6 0.054 50.4 0.642 -117.7
12.0 0.552 142.3 2.040 -5.8 0.095 -15.2 0.409 -133.6 12.0 0.572 163.7 2.282 -5.4 0.071 50.2 0.641 -131.9
13.0 0.589 134.6 1.982 -20.5 0.102 -21.4 0.351 -168.6 13.0 0.598 138.2 2.188 -22 0.086 40.5 0.638 -144.4
14.0 0.563 120.6 1.877 -36.0 0.100 -31.0 0.371 162.5 14.0 0.631 115.4 2.036 -38.8 0.097 29.4 0.642 -158.9
15.0 0.571 96.0 1.672 -50.1 0.096 -35.6 0.387 166.7 15.0 0.631 102.2 1.97 -54.9 0.112 18.3 0.667 179.8
16.0 0.607 73.2 1.625 -63.4 0.098 -41.9 0.374 168.3 16.0 0.634 87.3 1.909 -72.4 0.126 5.6 0.685 158.4
17.0 0.625 77.3 1.617 -78.1 0.108 -49.6 0.392 116.3 17.0 0.658 70.3 1.685 -87.7 0.128 -2.1 0.665 145.1
18.0 0.618 58.5 1.411 -92.5 0.105 -58.9 0.476 108.4 18.0 0.694 59 1.58 -99.5 0.15 -17.2 0.731 132.5
19.0 0.643 42.1 1.361 -102.2 0.109 -68.8 0.428 110.5 19.0 0.672 42 1.467 -116.1 0.137 -30.5 0.761 113.1
20.0 0.691 26.8 1.329 -116.0 0.103 -80.6 0.411 101.9 20.0 0.707 25.5 1.399 -132.9 0.143 -43.3 0.836 96.6
21.0 0.653 22.4 1.294 -135.8 0.105 -95.7 0.539 62.8 21.0 0.761 14.9 1.29 -148.4 0.143 -56.3 0.826 84.7
22.0 0.634 13.4 1.160 -146.5 0.103 -105.5 0.620 64.2 22.0 0.736 3.9 1.184 -161.3 0.138 -68.7 0.83 76
23.0 0.655 -8.1 1.172 -161.2 0.110 -120.8 0.479 61.0 23.0 0.703 -15.3 1.103 -178.5 0.134 -84.6 0.824 58.8
24.0 0.646 -25.3 1.170 178.6 0.119 -141.1 0.478 34.5 24.0 0.723 -33.5 1.043 162.6 0.134 -101.6 0.841 41.2
25.0 0.563 -39.9 1.074 160.7 0.118 -159.4 0.624 17.3 25.0 0.705 -44.7 1.017 146.3 0.14 -117.8 0.843 28.4
26.0 0.596 -47.4 1.048 149.8 0.132 -169.1 0.562 15.8 26.0 0.676 -59.8 1.017 131.8 0.156 -131 0.831 16.6
EFA025A-70
Noise Parameters
Vds=3V, Ids=15mA
Freq.
Popt Nfmin
(GHz) (MAG) (ANG) (dB) Rn/50
2 0.83 28 0.53 0.58
4 0.75 59 0.65 0.48
6 0.65 85 0.85 0.33
8 0.58 128 1.05 0.21
10 0.45 147 1.35 0.11
12 0.40 -170 1.55 0.10
14 0.41 -111 1.90 0.27
16 0.47 -69 2.25 0.58
18 0.53 -44 2.60 1.00
20 0.62 -14 2.90 1.38
22 0.57 1 3.20 1.68
24 0.59 39 3.50 1.77
26 0.57 66 3.80 1.10
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