EIC7785-5
UPDATED 08/21/2007
7.70-8.50GHz 5-Watt Internally-Matched Power FET
Power De-rating Curve and IM3 Definition
Power Dissipation vs. Temperature
THIRD-ORDER
30
INTERCEPT POINT IP3
25
IP3 = Pout + IM3/2
Potentially Unsafe
Operating Region
20
f1 or f2
Pout
IM3
15
Pin
Safe Operating
Region
10
5
IM3
(2f1-f2) f1 f2 (2f2-f1)
f1 f2
(2f2 - f1) or (2f1 - f2)
0
0
25
50
75
100
125
150
175
Pin [S.C.L.] (dBm)
Case Temperature (°C)
Typical Power Data (VDS = 10 V, IDSQ = 1600 mA)
Typical IM3 Data (VDS = 10 V, IDSQ ≈ 65% IDSS)
IM3 vs Output Power
P-1dB & G-1dB vs Frequency
39
11
10
9
f1 = 8.50 GHz, f2 = 8.51 GHz
-15
-20
-25
-30
-35
-40
-45
-50
-55
38
37
36
35
8
7
IM3 (dBc)
P-1dB (dBm)
8.2
G-1dB (dB)
8.4 8.6
-60
34
6
21 22 23 24 25 26 27 28 29 30 31 32 33
Pout [S.C.L.] (dBm)
7.6
7.8
8.0
Frequency (GHz)
Specifications are subject to change without notice.
Excelics Semiconductor, Inc. 310 De Guigne Drive, Sunnyvale, CA 94085
Phone: 408-737-1711 Fax: 408-737-1868 Web: www.excelics.com
page 3 of 4
Revised October 2007
EXCELICS [ EXCELICS SEMICONDUCTOR, INC. ]
