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Excelics
EFA240B-100F
DATA SHEET
Low Distortion GaAs Power FET
HERMETIC 100mil CERAMIC FLANGE PACKAGE
+31.0dBm TYPICAL OUTPUT POWER
7.0dB TYPICAL POWER GAIN AT 8GHz
0.3 X 2400 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=8GHz
Vds=8V, Ids=50% Idss
29.0 31.0
dBm
G
1dB
Gain at 1dB Compression f=8GHz
Vds=8V, Ids=50% Idss
5.5 7.0
dB
PAE
Power Added Efficiency at 1dB Compression f=8GHz
Vds=8V, Ids=50% Idss
30
%
Idss
Saturated Drain Current Vds=3V, Vgs=0V
400
680
880
mA
Gm
Transconductance Vds=3V, Vgs=0V
280
360
mS
Vp
Pinch-off Voltage Vds=3V, Ids=6mA
-2.0
-3.5
V
BVgd
Drain Breakdown Voltage Igd=2.4mA
-12
-15
V
BVgs
Source Breakdown Voltage Igs=2.4mA
-7
-14
V
Rth
Thermal Resistance
22*
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
12V
8V
Vgs
Gate-Source Voltage
-8V
-4V
Ids
Drain Current
Idss
650mA
Igsf
Forward Gate Current
60mA
10mA
Pin
Input Power
29dBm
@ 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
6.3W
5.2W
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
EFA240B-100F
DATA SHEET
Low Distortion GaAs Power FET
S-PARAMETERS
8V, 1/2 Idss
FREQ --- S11 --- --- S21 --- --- S12 --- --- S22 ---
(GHz) MAG ANG MAG ANG MAG ANG MAG ANG
1.0 0.892 -116.0 8.585 112.8 0.035 37.1 0.343 -151.4
2.0 0.850 -150.3 5.034 85.3 0.044 30.1 0.371 -166.1
3.0 0.830 -166.5 3.583 67.0 0.051 27.2 0.374 -175.0
4.0 0.820 177.1 2.830 50.2 0.059 24.6 0.383 179.7
5.0 0.814 161.1 2.351 33.3 0.067 18.6 0.377 172.0
6.0 0.807 151.3 2.008 17.5 0.076 12.5 0.386 155.1
7.0 0.804 140.8 1.731 2.5 0.083 6.0 0.412 142.0
8.0 0.803 131.3 1.511 -11.2 0.090 0.1 0.444 131.6
9.0 0.810 116.1 1.323 -25.5 0.098 -8.2 0.442 127.9
10.0 0.819 106.6 1.185 -39.0 0.107 -16.2 0.445 118.1
11.0 0.803 103.8 1.128 -51.9 0.123 -24.7 0.488 102.8
12.0 0.764 96.4 1.098 -65.2 0.143 -33.9 0.513 95.6
13.0 0.742 79.4 1.039 -80.0 0.162 -45.3 0.485 92.7
14.0 0.732 64.6 0.984 -94.4 0.185 -57.2 0.446 81.8
15.0 0.708 53.5 0.954 -111.1 0.215 -71.9 0.473 65.9
16.0 0.674 42.7 0.925 -127.4 0.251 -86.5 0.457 55.4
17.0 0.669 33.2 0.940 -142.9 0.309 -101.4 0.362 50.0
18.0 0.626 23.6 0.938 -161.1 0.377 -119.7 0.291 39.9
19.0 0.534 16.7 0.932 179.6 0.461 -141.3 0.303 41.3
20.0 0.540 12.3 0.959 158.9 0.583 -166.7 0.347 53.1
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