A D V A N C E D S E M I C O N D U C T O R, I N C. REV. B
7525 ETHEL AVENUE NORTH HOLLYWOOD, CA 91605 (818) 982-1200 FAX (818) 765-3004 1/1
Specifications are subject to change without notice.
CHARACTERISTICS TC = 25 °C
SYMBOL TEST CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS
V(BR)DSS ID = 10 mA VGS = 0 V 65 V
IDSS VDS = 28 V VGS = 0 V 4.0 mA
IGSS VDS = 0 V VGS = 20 V 1.0 A
VGS(th) ID = 25 mA VDS = 10 V 1.0 3.0 6.0 V
gfs ID = 500 mA VDS = 10 V 500 750 mmhos
Ciss
Coss
Crss VDS = 28 V VGS = 0 V f = 1.0 MHz
48
11
45 pF
NF VDS = 28 V ID = 1.0 A f = 150 MHz 1.5 dB
Gps
VDD = 28 V Pout = 30 W f = 150 MHz
IDQ = 25 mA
12
50
16
60
dB
%
VDD = 28 V Pout = 30 W f = 150 MHz
IDQ = 25 mA VSWR 30:1 @ ALL PHASE ANGLES NO DEGRADATION IN OUTPUT POWER
RF POWER FIELD-EFFECT TRANSISTOR
MRF137
DESCRIPTION:
The ASI MRF137 is a N-Channel
Enhancement MOSFET, Designed for
Wideband Large Signal Output and
Driver Stage Applications up to
400 MHz.
MAXIMUM RATINGS
ID 5.0 A
VDSS 65 V
PDISS 100 W @ TC = 25 °C
TJ -65 °C to +200 °C
TSTG -65 °C to +150 °C
JC 1.75 °C/W
PACKAGE STYLE .380 4L FLG
1 = DRAIN 2 = GATE
3 & 4 = SOURCE
A D V A N C E D S E M I C O N D U C T O R, I N C. REV. B
7525 ETHEL AVENUE NORTH HOLLYWOOD, CA 91605 (818) 982-1200 FAX (818) 765-3004 1/2
ERROR! REFERENCE SOURCE NOT FOUND.
Specifications are subject to change without notice.
f
(MHz)
S11 S
21 S12 S22
|S11|
|S21|
|S12|
|S22|
2 0.977 -32 59.48 163 0.011 67 0.661 -36
5 0.919 -70 48.67 142 0.024 44 0.692 -78
10 0.852 -109 33.50 122 0.032 29 0.747 -117
20 0.817 -140 19.05 106 0.037 16 0.768 -146
30 0.814 -153 13.11 99 0.038 14 0.774 -157
40 0.811 -159 9.88 95 0.038 13 0.782 -162
50 0.812 -164 7.98 92 0.038 12 0.787 -165
60 0.813 -166 6.66 89 0.038 12 0.787 -168
70 0.815 -168 5.708 86 0.038 11 0.787 -169
80 0.816 -170 5.003 84 0.038 11 0.787 -170
90 0.817 -171 4.560 83 0.038 12 0.787 -171
100 0.817 -172 4.170 81 0.039 13 0.787 -172
110 0.818 -173 3.670 80 0.039 13 0.788 -172
120 0.820 -173 3.420 79 0.039 13 0.788 -173
130 0.821 -173 3.170 79 0.039 13 0.788 -173
140 0.822 -174 2.980 78 0.039 13 0.788 -173
150 0.823 -175 2.826 77 0.039 14 0.788 -173
160 0.824 -175 2.650 76 0.039 14 0.790 -174
170 0.825 -176 2.438 75 0.039 14 0.792 -174
180 0.827 -176 2.325 73 0.039 15 0.793 -174
190 0.829 -177 2.175 72 0.039 16 0.796 -174
200 0.831 -177 2.084 71 0.039 16 0.799 -174
225 0.836 -178 1.824 69 0.039 18 0.805 -174
250 0.846 -178 1.621 66 0.039 21 0.816 -174
275 0.853 -179 1.462 64 0.039 23 0.822 -174
300 0.853 -179 1.319 61 0.040 25 0.833 -174
325 0.856 -179 1.194 59 0.040 27 0.828 -174
350 0.857 + 179 1.089 56 0.040 30 0.842 -174
375 0.861 + 179 1.014 54 0.042 32 0.849 -174
400 0.865 + 178 0.927 51 0.043 35 0.856 -174
425 0.875 + 178 0.876 49 0.045 37 0.866 -174
450 0.881 + 178 0.810 46 0.046 40 0.870 -174
475 0.886 + 177 0.755 44 0.046 43 0.875 -174
500 0.887 + 177 0.694 41 0.051 43 0.888 -174
525 0.888 + 176 0.677 39 0.052 43 0.890 -174
550 0.896 + 176 0.625 36 0.055 45 0.898 -174
575 0.907 + 175 0.603 34 0.058 45 0.913 -174
600 0.910 + 175 0.585 32 0.061 45 0.918 -174
625 0.910 + 174 0.563 30 0.065 45 0.945 -174
650 0.920 + 174 0.543 28 0.069 46 0.952 -174
675 0.938 + 173 0.533 26 0.074 47 0.974 -174
700 0.943 + 171 0.515 24 0.078 47 0.958 -176
725 0.934 + 170 0.491 22 0.079 46 0.953 -177
750 0.940 + 170 0.475 22 0.084 48 0.943 -177
775 0.953 + 169 0.477 21 0.090 48 0.957 -177
800 0.959 + 168 0.467 17 0.093 48 0.957 -179
Common Source Scattering Parameters
50 Ω System
VDS = 28 V, ID = 0.75 A
MRF137
