NE851M03
TYPICAL SCATTERING PARAMETERS (TA = 25°C)
A Business Partner of NEC Com
ound Semiconductor Devices, Ltd
Note:
1. Gain Calculations:
MAG = |S21|
|S12|
K - 1 ).
2
(K ± ∆ = S11 S22 - S21 S12
When K ≤ 1, MAG is undefined and MSG values are used. MSG = |S21|
|S12|, K = 1 + | ∆ | - |S11| - |S22|
222
2 |S12 S21|,
MAG = Maximum Available Gain
MSG = Maximum Stable Gain
FREQUENCY S11 S21 S12 S22 K MAG1
GHz MAG ANG MAG ANG MAG ANG MAG ANG (dB)
NE851M03
VC = 3 V, IC = 20 mA
0.100 0.555 -83.93 33.100 134.57 0.020 59.16 0.705 -40.19 0.304 32.17
0.200 0.525 -123.08 21.477 114.01 0.028 53.63 0.469 -55.38 0.529 28.79
0.300 0.519 -141.74 15.332 103.82 0.035 55.51 0.355 -61.29 0.680 26.43
0.400 0.518 -152.59 11.824 97.41 0.040 58.95 0.295 -63.99 0.790 24.68
0.500 0.570 -165.20 9.286 91.94 0.045 60.56 0.203 -82.72 0.896 23.15
0.700 0.572 -173.28 6.730 85.52 0.058 64.80 0.170 -87.94 0.977 20.68
1.000 0.573 179.45 4.793 78.07 0.078 68.73 0.156 -90.92 1.020 17.03
1.100 0.574 177.46 4.376 75.85 0.085 69.69 0.154 -92.65 1.024 16.18
1.200 0.573 175.59 4.030 73.81 0.092 70.12 0.153 -93.73 1.032 15.34
1.300 0.573 173.85 3.736 71.72 0.099 70.66 0.156 -95.63 1.033 14.66
1.400 0.572 172.20 3.490 69.72 0.106 71.00 0.159 -96.09 1.031 14.09
1.500 0.572 170.60 3.272 67.80 0.113 71.20 0.162 -97.01 1.030 13.54
1.600 0.571 169.35 3.086 65.92 0.121 71.30 0.164 -97.84 1.027 13.07
1.700 0.571 167.72 2.918 64.09 0.129 71.48 0.169 -98.85 1.022 12.65
1.800 0.570 166.42 2.772 62.29 0.136 71.38 0.173 -99.61 1.018 12.28
1.900 0.568 164.85 2.641 60.52 0.144 71.29 0.177 -100.52 1.015 11.89
2.000 0.567 163.64 2.524 58.79 0.152 71.21 0.182 -101.75 1.010 11.61
2.100 0.566 162.32 2.415 56.94 0.160 71.07 0.188 -102.94 1.004 11.40
2.200 0.566 160.87 2.321 55.35 0.167 70.95 0.194 -103.84 0.997 11.42
2.300 0.564 159.57 2.233 53.71 0.176 70.63 0.200 -104.57 0.990 11.04
2.400 0.564 158.12 2.155 52.12 0.184 70.33 0.205 -105.29 0.982 10.69
2.500 0.563 156.71 2.082 50.51 0.192 69.89 0.212 -106.25 0.974 10.35
2.600 0.562 155.22 2.013 48.91 0.200 69.69 0.218 -107.15 0.968 10.02
2.700 0.562 153.77 1.953 47.33 0.209 69.30 0.225 -108.26 0.958 9.70
2.800 0.559 152.31 1.895 45.82 0.218 68.85 0.231 -108.94 0.952 9.39
2.900 0.558 150.61 1.840 44.30 0.227 68.41 0.238 -109.85 0.946 9.10
3.000 0.558 149.11 1.791 42.79 0.235 67.76 0.245 -110.73 0.937 8.82
3.500 0.554 140.64 1.583 35.66 0.280 65.12 0.280 -115.50 0.903 7.52
4.000 0.555 132.00 1.426 29.06 0.327 61.75 0.313 -120.66 0.870 6.39
4.500 0.558 123.35 1.300 22.97 0.374 57.82 0.345 -127.21 0.850 5.41
5.000 0.567 115.32 1.196 17.43 0.421 53.51 0.374 -134.94 0.834 4.54
5.500 0.581 108.18 1.109 12.40 0.465 48.92 0.400 -143.93 0.826 3.77
6.000 0.599 101.26 1.034 7.97 0.507 44.18 0.423 -153.49 0.828 3.09
Life Support Applications
These NEC products are not intended for use in life support devices, appliances, or systems where the malfunction of these products can reasonably be expected to
result in personal injury. The customers of CEL using or selling these products for use in such applications do so at their own risk and agree to fully indemnify CEL for
all damages resulting from such improper use or sale.
j50
j25
j10
010 25
-j10
-j25
-j50
-j100
j100
0
50
100 0
S22
S11
0.100 to 6.000 GHz b
+90˚
+45˚
+135˚
+180˚ 18642
-135˚
-90˚
-45˚
0˚
S12
S21
0.100 to 6.000 GHz by 0.100