MITSUBISHI SEMICONDUCTOR<GaAs FET> MGF0915A L & S BAND GaAs FET [ SMD non - matched ] DESCRIPTION The MGF0915A GaAs FET with an N-channel schottky Gate, is designed for use UHF band amplifiers. FEATURES • High output power Po=36.5 dBm(TYP.) @f=1.9GHz,Pin=23dBm • High power gain Gp=14.5 dB(TYP.) @f=1.9GHz • High power added efficiency ηadd=50 %(TYP.) @f=1.9GHz,Pin=23dBm • Hermetic Package APPLICATION • For UHF Band power amplifiers Fig.1 QUALITY • GG RECOMMENDED BIAS CONDITIONS • Vds=10V • Ids=800 mA Delivery • Rg=100Ω -01:Tape & Reel(1K), -03:Trai(50pcs) Absolute maximum ratings Symbol (Ta=25°C) Parameter Ratings Unit VGSO Gate to sourcebreakdown voltage -15 V VGDO Gate to drain breakdown voltage -15 V ID Drain current 3000 mA IGR Reverse gate current -10 mA IGF Forward gate current 21 mA PT Total power dissipation 18.7 W Tch Cannel temperature 175 °C Tstg Storage temperature -65 to +175 °C Electrical characteristics Symbol (Ta=25°C) Parameter Test conditions Limits Unit Min. Typ. Max. IDSS Saturated drain current VDS=3V,VGS=0V - 2400 3000 mA VGS(off) Gate to source cut-off voltage VDS=3V,ID=10mA -1 -3 -5 V gm Transconductance VDS=3V,ID=800mA - 1000 - mS Po Output power VDS=10V,ID=800mA,f=1.9GHz 35.0 36.5 - dBm ηadd Power added Efficiency Pin=23dBm - 50 - % GLP Linear Power Gain VDS=10V,ID=800mA,f=1.9GHz 13.0 14.5 - dB Rth(ch-c) Thermal Resistance *1 ∆Vf Method - 5 8 °C/W *1:Channel to case / Above parameters, ratings, limits are subject to change. Mitsubishi Electric Jan 2003 MGF0915A TYPICAL CHARACTERISTICS Po,Gp,PAE vs.Pin 40 80 VDS=10V 35 Po 70 ID=0.8A f=1.9GHz 60 25 50 PAE 20 40 Gp 15 30 10 20 5 10 0 0 5 10 15 20 25 PAE(%) Gp(dB),Po(dBm) 30 30 Pin(dBm) IM3,Po(SCL) vs. Pi(SCL) 40 10 Po(SCL) (dBm) 30 Po 0 20 -10 10 -20 0 -30 IM3 -10 -40 -20 -50 -30 -60 -40 IM3 (dBc) VD=10V ID=800mA f1=1.90GHz f2=1.91GHz -70 -5 0 5 10 15 20 25 Pi(SCL) (dBm) Mitsubishi Electric Jan 2003 MGF0915A S PARAMETERS (Ta=25°C, VDS=10V, ID=800mA, Reference Plane see Fig.1) freq. (MHz) 600 1000 1400 1800 2200 2600 3000 3400 3800 4200 4600 5000 5400 5800 6200 6600 7000 7400 7800 8200 8600 9000 9400 9800 10200 10600 11000 11400 11800 12200 S11 (mag) 0.948 0.947 0.946 0.946 0.945 0.944 0.942 0.939 0.935 0.930 0.925 0.918 0.911 0.903 0.894 0.884 0.871 0.855 0.833 0.807 0.778 0.748 0.717 0.688 0.671 0.672 0.697 0.746 0.812 0.877 S21 (ang) -145.92 -161.85 -168.94 -173.55 -176.72 -178.89 178.80 177.37 174.73 171.44 167.90 164.36 160.93 157.60 154.31 150.88 147.10 142.73 137.52 131.21 123.58 114.45 103.71 91.34 77.41 62.12 45.82 29.03 12.43 -3.09 (mag) 4.852 2.941 2.144 1.746 1.456 1.211 1.032 0.934 0.888 0.836 0.759 0.798 0.730 0.715 0.708 0.707 0.711 0.721 0.739 0.765 0.802 0.849 0.905 0.964 1.023 1.072 1.100 1.095 1.038 0.913 S12 (ang) 99.38 86.78 77.11 69.39 62.91 57.13 51.69 46.34 40.95 35.45 29.81 24.04 18.15 12.14 6.01 -0.28 -6.80 -13.66 -20.98 -28.93 -37.70 -47.48 -58.48 -70.88 -84.83 -100.40 -117.62 -136.37 -156.40 -177.29 (mag) 0.013 0.015 0.015 0.016 0.017 0.018 0.019 0.020 0.022 0.024 0.027 0.031 0.035 0.039 0.045 0.052 0.060 0.069 0.081 0.094 0.110 0.129 0.152 0.179 0.211 0.248 0.293 0.326 0.346 0.346 S22 (ang) 24.42 26.56 28.76 30.92 32.93 34.72 36.22 37.37 38.13 38.46 38.33 37.72 36.59 34.92 32.68 29.84 26.34 22.15 17.18 11.37 4.61 -3.21 -12.23 -22.60 -34.51 -48.17 -63.82 -81.74 -102.24 -125.67 (mag) 0.721 0.717 0.719 0.725 0.732 0.739 0.745 0.749 0.751 0.751 0.749 0.745 0.740 0.732 0.724 0.713 0.702 0.688 0.671 0.651 0.624 0.590 0.545 0.487 0.410 0.311 0.184 0.021 0.194 0.404 K (ang) -177.51 -178.09 -178.44 -178.66 -178.82 -178.94 -179.06 -179.19 -179.32 -179.44 -179.56 -179.67 -179.78 179.67 177.54 175.25 172.45 169.39 166.53 164.20 162.51 161.19 159.72 157.44 153.88 149.13 144.37 -179.00 -81.10 -95.22 0.38 0.63 0.84 0.94 1.03 1.14 1.27 1.34 1.34 1.38 1.43 1.27 1.33 1.32 1.26 1.20 1.15 1.12 1.09 1.08 1.04 1.00 0.96 0.93 0.90 0.86 0.81 0.79 0.79 0.79 MAG/MSG (dB) 25.72 22.92 21.55 20.38 18.23 16.00 14.25 13.19 12.59 11.75 10.58 10.96 9.76 9.23 8.90 8.65 8.38 8.06 7.75 7.43 7.36 8.18 7.75 7.31 6.86 6.36 5.75 5.26 4.77 4.21 2.0 Gate Mark Round corner 0.8 0.80 Gate Mark (1) (1) (3) 2.8 1.20 4.20 Reference Plane Reference Plane (2) (2) 0.6 0.25 4.00 0.3 2.5 (1) Gate (2) Drain (3) Source BACK SIDE PATTERN (Unit:mm) Fig.1 OUTLINE DRAWING Mitsubishi Electric Jan 2003