RFMA7185
-2W
UPDATED
01/14/05
7.10 8.50 GHz Power Amplifier MMIC
Specifications are subject to change without notice.
Excelics Semiconductor, Inc. 310 De Guigne Drive, Sunnyvale, CA 94085
page 1 of 4
Phone: 408-737-1711 Fax: 408-737-1868 Web:
www.excelics.com
Revised January 2005
RFMA7185
Excelics
FEATURES
7.10 8.50GHz Operating Frequency Range
33dBm Output Power at 1dB Compression
30.0 dB Typical Power Gain @1dB gain compression
-45dBc Typical OIM3 @ each tone Pout 22dBm
APPLICATIONS
Point-to-point and point-to-multipoint radio
Military Radar Systems
Caution! ESD sensitive device.
ELECTRICAL CHARACTERISTICS (Tb = 25
C,
50 ohm, Vdd=10V, Vgg=-5V)
SYMBOL PARAMETER/TEST
CONDITIONS MIN
TYP
MAX
UNITS
F
Operating Frequency Range
7.1
8.5
GHz
P1dB
Output Power at 1dB Gain Compression
32 33
dBm
G1dB
Gain @1dB gain compression
26.0
30.0
dB
OIMD3
Output 3
rd
Order Intermodulation Distortion
@f=10MHz, Each Tone Pout 22dBm
-45
-42
dBc
Input RL
Input Return Loss
-12
-6
dB
Output RL
Output Return Loss
-6
dB
Idd
Drain Current @small signal output power level
1350
1600
mA
Vdd
Drain
Supply
Voltage
10 V
Vgg
Gate Supply Voltage
-5
V
Rth
Thermal Resistance
4
4.5
o
C/W
Tb
Operating Base Plate Temperature
- 30
+ 80
C
MAXIMUM RATINGS @25C
1,2
SYMBOL CHARACTERISTIC
ABSOLUTE CONTINUOUS
1,2
V
DD
Drain Supply Voltage
14V
10V
V
GG
Gate Supply Voltage
-10V
-5.5 V
I
DQ
Quiescent Drain Current
Idss
1.5A
I
GG
Gate Current
150mA
50 mA
P
IN
Input Power
8dBm
@ 3dB compression
T
CH
Channel Temperature
175C
150C
T
STG
Storage Temperature
-65/175C
-65/150C
P
T
Total Power Dissipation
30W
15W
Notes:
1. Operating the device beyond any of the above rating may reduce MTTF and cause permanent damage.
2. Bias conditions must also satisfy the following equation Vdd*Idd < (T
CH
Tb)/R
TH
-2W
RFMA7185
-2W
UPDATED
01/14/05
7.10 8.50 GHz Power Amplifier MMIC
Specifications are subject to change without notice.
Excelics Semiconductor, Inc. 310 De Guigne Drive, Sunnyvale, CA 94085
page 2 of 4
Phone: 408-737-1711 Fax: 408-737-1868 Web:
www.excelics.com
Revised January 2005
TYPICAL PERFORMANCE
1
.
Small Signal Performance
(@V
DD
= 10V, V
GG
= -5V)
6
7
8
9
10
Frequency (GHz)
Small Signal Performance
-20
-15
-10
-5
0
5
10
15
20
25
30
35
40
dB[S21]
dB[S11]
dB[S22]
2
.
P1dB
Performance
(@V
DD
= 10V, V
GG
= -5V)
P1dB performance
30
30.5
31
31.5
32
32.5
33
33.5
34
34.5
35
7
7.2
7.4
7.6
7.8
8
8.2
8.4
8.6
Frequency (GHz)
dB
m
RFMA7185
-2W
UPDATED
01/14/05
7.10 8.50 GHz Power Amplifier MMIC
Specifications are subject to change without notice.
Excelics Semiconductor, Inc. 310 De Guigne Drive, Sunnyvale, CA 94085
page 3 of 4
Phone: 408-737-1711 Fax: 408-737-1868 Web:
www.excelics.com
Revised January 2005
S-Parameter
Vdd=10V, Vgg=-5V, Idd=1400mA
Freqency S11
S21
S12
S22
GHz Mag Ang Mag Ang Mag Ang Mag Ang
6.60 0.37
-161.40
42.72
39.43
0.0015 -36.03 0.15 -56.89
6.64 0.37
-168.56
43.34
23.91 0.0014 165.85 0.16 -70.62
6.72 0.33
178.70
44.83
-4.09
0.0017 -115.06 0.18 -93.92
6.80 0.30
163.45
46.54
-32.86
0.0016 -143.12 0.17 -115.19
6.88 0.26
149.69
48.59
-59.99 0.0023 63.13 0.14 -130.23
6.96 0.20
131.90
48.48
-89.10
0.0012 -106.62 0.11 -137.38
7.04 0.15
112.59
47.75
-116.48
0.0004 -71.12 0.10 -135.06
7.12 0.10
98.40
45.77
-142.81 0.0012 74.50 0.09 -117.72
7.20 0.06
79.35
43.93
-167.57
0.0004 -55.78 0.10 -109.81
7.28 0.03
53.57
41.86
169.21
0.0003 175.49 0.13 -111.77
7.36 0.01
-21.99
40.54
147.51 0.0007 6.02 0.16 -117.87
7.44 0.03
-92.23
39.46
125.93
0.0011 -44.70 0.18 -125.79
7.52 0.05
-114.12
39.41
104.16 0.0010 42.49 0.21 -135.26
7.60 0.05
-133.87
38.77
82.15
0.0009 -140.01 0.23 -145.59
7.68 0.06
-143.28
39.02
60.47 0.0005 137.07 0.25 -155.62
7.76 0.07
-154.02
38.30
39.83 0.0015 179.62 0.26 -168.71
7.84 0.07
-156.83
38.97
19.84 0.0019 -17.52 0.27 179.74
7.92 0.07
-160.75
39.55
-2.65 0.0004 -166.71 0.29 166.23
8.00 0.07
-160.18
40.72
-25.41 0.0013 72.81 0.29 151.84
8.08 0.07
-157.45
40.19
-49.74 0.0014 9.16 0.30 138.66
8.16 0.09
-157.84
40.22
-72.70 0.0023 121.94 0.30 121.29
8.24 0.10
-157.80
39.80
-94.56 0.0026 100.54 0.31 105.00
8.32
0.11 -162.94 39.33 -117.62 0.0013 164.20 0.30 85.62
8.40
0.14 -168.71 39.02 -141.78 0.0019 71.06 0.29 69.82
8.48
0.16 -178.97 37.74 -165.59 0.0002 -138.16 0.29 52.41
8.56 0.18
169.86
35.77
170.68 0.0004 151.16 0.28 33.35
8.64 0.19
155.02
34.10
147.99 0.0022 90.78 0.29 18.83
8.72 0.20
145.00
32.82
125.53 0.0014 90.09 0.29 1.74
8.80 0.19
128.23
31.32
103.10
0.0022 -115.01 0.30 -13.94
8.88 0.18 112.00 30.56 80.61 0.0035 -35.73 0.34 -25.37
8.96 0.13 107.83 30.19 55.49 0.0019 -99.22 0.43 -45.99
9.00 0.13 114.64 28.96 41.72 0.0017 -79.80 0.44 -59.01
RFMA7185
-2W
UPDATED
01/14/05
7.10 8.50 GHz Power Amplifier MMIC
Specifications are subject to change without notice.
Excelics Semiconductor, Inc. 310 De Guigne Drive, Sunnyvale, CA 94085
page 4 of 4
Phone: 408-737-1711 Fax: 408-737-1868 Web:
www.excelics.com
Revised January 2005
Package Dimension and Pin Assignment
Excelics
RFMA7185
Dimensions are in inches [mm]
Application Note
1. The package should be screwed onto a good heat sink and ground
2. Turn on/off sequence is required:
---to turn on: apply -5V first, then +10V.
---to turn off: turn +10V off first, then turn -5V off
3. Recommended Bias Circuit and Internal Block Diagram
"N/C" pins on package can be either
grounded or left open.
(No connection inside of package)
-2W
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