NPN Silicon RF Transistor BFQ 70 For low-noise IF and broadband amplifiers in antenna and telecommunications systems at collector currents from 2 mA to 20 mA. ● Hermetically sealed ceramic package ● HiRel/Mil screening available. ● ESD: Electrostatic discharge sensitive device, observe handling precautions! Type Marking Ordering Code (tape and reel) BFQ 70 70 Q62702-F774 Pin Configuration 1 2 3 4 B E C Package1) Cerex-X E Maximum Ratings Parameter Symbol Values Unit Collector-emitter voltage VCE0 15 V Collector-emitter voltage, VBE = 0 VCES 20 Collector-base voltage VCB0 20 Emitter-base voltage VEB0 2.5 Collector current IC 35 Base current IB 4 Total power dissipation, TS ≤ 121 ˚C 3) Ptot 300 mW Junction temperature Tj 175 ˚C Ambient temperature range TA – 65 … + 175 Storage temperature range Tstg – 65 … + 175 Junction - ambient 2) Rth JA ≤ 260 Junction - soldering point 3) Rth JS ≤ 180 mA Thermal Resistance 1) 2) 3) For detailed dimensions see chapter Package Outlines. Package mounted on alumina 16 mm × 25 mm × 0.7 mm. TS is measured on the collector lead at the soldering point to the pcb. K/W BFQ 70 Electrical Characteristics at TA = 25 ˚C, unless otherwise specified. Parameter Symbol Values Unit min. typ. max. DC Characteristics Collector-emitter breakdown voltage IC = 1 mA, IB = 0 V(BR)CE0 15 – – V Collector-base cutoff current VCB = 10 V, IE = 0 ICB0 – – 50 nA Emitter-base cutoff current VEB = 2 V, IC = 0 IEB0 – – 10 µA DC current gain IC = 3 mA, VCE = 6 V IC = 10 mA, VCE = 6 V hFE Collector-emitter saturation voltage IC = 20 mA, IB = 1 mA Base-emitter voltage IC = 10 mA, VCE = 6 V – 50 50 – 130 250 – VCEsat – 0.1 0.4 VBE – 0.78 – V BFQ 70 Electrical Characteristics at TA = 25 ˚C, unless otherwise specified. Parameter Symbol Values Unit min. typ. max. – 3.6 2.7 5 – – AC Characteristics Transition frequency IC = 3 mA, VCE = 6 V, f = 200 MHz IC = 20 mA, VCE = 6 V, f = 200 MHz fT GHz Collector-base capacitance VCB = 6 V, VBE = vbe = 0, f = 1 MHz Ccb – 0.46 0.6 Collector-emitter capacitance VCE = 6 V, VBE = vbe = 0, f = 1 MHz Cce – 0.41 – Input capacitance VEB = 0.5 V, IC = ic = 0, f = 1 MHz Cibo – 2.2 – Output capacitance VCE = 6 V, VBE = vbe = 0, f = 1 MHz Cobs – 0.87 1.3 Noise figure IC = 3 mA, VCE = 6 V, f = 10 MHz, ZS = 75 Ω IC = 4 mA, VCE = 6 V, f = 800 MHz, ZS = 50 Ω F – – 0.9 1.5 1.2 – Power gain IC = 20 mA, VCE = 6 V, f = 800 MHz, ZS = ZSopt, ZL = ZLopt Gpe – 18 – Transducer gain IC = 10 mA, VCE = 6 V, f = 1 GHz, Z0 = 50 Ω I S21e I 2 – 13 – Linear output voltage two-tone intermodulation test IC = 20 mA, VCE = 6 V, dIM = 60 dB, f1 = 806 MHz, f2 = 810 MHz, ZS = ZL = 50 Ω Vo1 = Vo2 – 170 – mV Third order intercept point IC = 20 mA, VCE = 6 V, f = 800 MHz IP3 – 27.5 – dBm pF dB BFQ 70 Total power dissipation Ptot = f (TA*; TS) *Package mounted on alumina Collector-base capacitance Ccb = f (VCB) VBE = vbe = 0, f = 1 MHz Transition frequency fT = f (IC) VCE = 6 V, f = 200 MHz BFQ 70 Common Emitter Noise Parameters f Fmin Gp(Fmin) GHz dB dB Γopt RN N F50 Ω G p(F50Ω) ANG Ω – dB dB (ZS = 150 Ω) – – 1.2 – – 12 – 0.19 1.1 1.5 – 14.8 MAG IC = 3 mA, VCE = 6 V, Z0 = 50 Ω 0.01 0.8 – IC = 5 mA, VCE = 6 V, Z0 = 50 Ω 0.01 0.8 0.85 1.3 – 15.5 Noise figure F = f (ZS) VCE = 6 V, f = 10 MHz (ZS = 100 Ω) 0.28 79 BFQ 70 Circles of constant noise figure F = f (ZS) in ZS-plane, IC = 5 mA, VCE = 6 V, f = 800 MHz Noise figure F = f (IC) Power gain G = f (IC) VCE = 6 V, f = 800 MHz, ZLopt (G) BFQ 70 Common Emitter Power Gain Power gain Gms, I S21e I 2 = f (IC) VCE = 6 V, f = 200 MHz, Z0 = 50 Ω Power gain Gms, I S21e I 2 = f (IC) VCE = 6 V, f = 500 MHz, Z0 = 50 Ω Power gain Gms, I S21e I 2 = f (IC) VCE = 6 V, f = 800 MHz, Z0 = 50 Ω Power gain Gma, I S21e I 2 = f (IC) VCE = 6 V, f = 1.5 GHz, Z0 = 50 Ω BFQ 70 Power gain Gms, I S21e I 2 = f (f) IC = 2 mA, VCE = 6 V, Z0 = 50 Ω Power gain Gma, Gms, I S21e I 2 = f (f) IC = 5 mA, VCE = 6 V, Z0 = 50 Ω Power gain Gma, Gms, I S21e I 2 = f (f) IC = 10 mA, VCE = 6 V, Z0 = 50 Ω Power gain Gma, Gms, I S21e I 2 = f (f) IC = 20 mA, VCE = 6 V, Z0 = 50 Ω BFQ 70 Common Emitter S Parameters f S11 GHz MAG S21 ANG S12 S22 MAG ANG MAG ANG MAG ANG 7.00 6.42 5.74 5.21 4.14 3.35 2.78 2.39 1.96 1.66 1.51 1.24 1.05 165 150 137 126 109 95 85 76 64 53 47 33 20 0.025 0.049 0.068 0.081 0.096 0.103 0.105 0.105 0.104 0.102 0.100 0.100 0.107 77 65 55 46 34 26 20 17 14 13 14 19 24 0.98 0.93 0.87 0.81 0.71 0.65 0.61 0.58 0.55 0.54 0.53 0.51 0.51 – 8 – 16 – 22 – 28 – 34 – 38 – 41 – 44 – 49 – 55 – 60 – 73 – 87 IC = 2 mA, VCE = 6 V, Z0 = 50 Ω 0.1 0.2 0.3 0.4 0.6 0.8 1.0 1.2 1.5 1.8 2.0 2.5 3.0 0.92 0.89 0.84 0.80 0.74 0.71 0.69 0.68 0.67 0.68 0.69 0.70 0.72 – 23 – 45 – 65 – 82 – 110 – 130 – 146 – 158 – 174 174 167 152 138 S11, S22 = f (f) IC = 2 mA, VCE = 6 V, Z0 = 50 Ω S12, S21 = f (f) IC = 2 mA, VCE = 6 V, Z0 = 50 Ω BFQ 70 Common Emitter S Parameters (continued) f S11 GHz MAG S21 ANG S12 S22 MAG ANG MAG ANG MAG ANG 14.47 12.38 10.21 8.66 6.32 4.90 3.97 3.38 2.74 2.29 2.07 1.70 1.44 159 139 125 114 99 88 79 72 62 53 48 35 23 0.023 0.042 0.053 0.060 0.068 0.072 0.075 0.079 0.083 0.090 0.095 0.109 0.127 73 58 47 40 34 31 30 30 31 33 34 36 36 0.95 0.83 0.72 0.63 0.52 0.46 0.43 0.40 0.38 0.37 0.36 0.34 0.34 – 14 – 26 – 33 – 37 – 42 – 44 – 45 – 47 – 51 – 56 – 61 – 73 – 87 IC = 5 mA, VCE = 6 V, Z0 = 50 Ω 0.1 0.2 0.3 0.4 0.6 0.8 1.0 1.2 1.5 1.8 2.0 2.5 3.0 0.84 0.78 0.72 0.69 0.65 0.63 0.63 0.63 0.63 0.63 0.65 0.66 0.69 – 35 – 66 – 90 – 109 – 135 – 152 – 165 – 175 173 164 158 145 133 S11, S22 = f (f) IC = 5 mA, VCE = 6 V, Z0 = 50 Ω S12, S21 = f (f) IC = 5 mA, VCE = 6 V, Z0 = 50 Ω BFQ 70 Common Emitter S Parameters (continued) f S11 GHz MAG S21 ANG MAG S12 S22 ANG MAG ANG MAG ANG 151 129 115 105 92 83 76 70 60 52 47 35 24 0.021 0.034 0.041 0.045 0.051 0.057 0.062 0.068 0.078 0.089 0.096 0.117 0.138 65 52 43 41 39 40 41 43 44 44 44 44 41 0.89 0.71 0.57 0.49 0.39 0.35 0.32 0.30 0.29 0.28 0.27 0.25 0.25 – 21 – 34 – 41 – 44 – 45 – 46 – 47 – 48 – 51 – 56 – 61 – 73 – 88 IC = 10 mA, VCE = 6 V, Z0 = 50 Ω 0.1 0.2 0.3 0.4 0.6 0.8 1.0 1.2 1.5 1.8 2.0 2.5 3.0 0.73 0.67 0.63 0.62 0.60 0.60 0.61 0.61 0.61 0.62 0.64 0.65 0.68 – 50 – 89 – 114 – 132 – 153 – 167 – 177 175 165 157 152 141 130 22.77 17.57 13.44 10.84 7.56 5.75 4.62 3.90 3.15 2.62 2.37 1.94 1.65 S11, S22 = f (f) IC = 10 mA, VCE = 6 V, Z0 = 50 Ω S12, S21 = f (f) IC = 10 mA, VCE = 6 V, Z0 = 50 Ω BFQ 70 Common Emitter S Parameters (continued) f S11 GHz MAG S21 ANG MAG S12 S22 ANG MAG ANG MAG ANG 146 123 110 101 89 81 75 68 60 52 47 35 24 0.019 0.029 0.035 0.038 0.045 0.051 0.058 0.065 0.077 0.090 0.097 0.120 0.142 64 49 44 43 44 46 48 49 50 49 49 47 43 0.84 0.63 0.50 0.42 0.34 0.30 0.28 0.27 0.25 0.25 0.24 0.22 0.22 – 25 – 38 – 43 – 44 – 45 – 45 – 45 – 47 – 50 – 55 – 60 – 72 – 87 IC = 15 mA, VCE = 6 V, Z0 = 50 Ω 0.1 0.2 0.3 0.4 0.6 0.8 1.0 1.2 1.5 1.8 2.0 2.5 3.0 0.67 0.62 0.59 0.60 0.59 0.59 0.60 0.60 0.61 0.62 0.63 0.65 0.68 – 62 – 104 – 128 – 143 – 162 – 173 178 171 162 154 150 139 128 27.86 20.01 14.73 11.63 7.97 6.02 4.82 4.07 3.28 2.73 2.47 2.02 1.71 S11, S22 = f (f) IC = 15 mA, VCE = 6 V, Z0 = 50 Ω S12, S21 = f (f) IC = 15 mA, VCE = 6 V, Z0 = 50 Ω BFQ 70 Common Emitter S Parameters (continued) f S11 GHz MAG S21 ANG MAG S12 S22 ANG MAG ANG MAG ANG 142 119 107 98 88 80 74 68 59 51 47 35 24 0.017 0.026 0.031 0.034 0.041 0.048 0.056 0.064 0.076 0.089 0.098 0.120 0.143 59 48 45 45 47 50 52 53 53 52 51 49 44 0.81 0.58 0.45 0.38 0.32 0.29 0.27 0.26 0.25 0.24 0.23 0.21 0.21 – 28 – 40 – 43 – 44 – 43 – 43 – 44 – 45 – 48 – 54 – 58 – 70 – 86 IC = 20 mA, VCE = 6 V, Z0 = 50 Ω 0.1 0.2 0.3 0.4 0.6 0.8 1.0 1.2 1.5 1.8 2.0 2.5 3.0 0.63 0.60 0.58 0.59 0.59 0.59 0.60 0.60 0.61 0.62 0.64 0.65 0.68 – 71 – 113 – 136 – 150 – 166 – 177 175 169 160 153 149 138 128 31.01 21.18 15.24 11.90 8.08 6.09 4.87 4.11 3.31 2.75 2.49 2.03 1.72 S11, S22 = f (f) IC = 20 mA, VCE = 6 V, Z0 = 50 Ω S12, S21 = f (f) IC = 20 mA, VCE = 6 V, Z0 = 50 Ω BFQ 70 Common Emitter S Parameters (continued) f S11 GHz MAG S21 ANG MAG S12 S22 ANG MAG ANG MAG ANG 153 131 117 107 93 84 77 70 61 53 48 36 25 0.018 0.030 0.037 0.041 0.046 0.051 0.056 0.061 0.070 0.080 0.087 0.106 0.126 67 53 45 42 40 41 43 44 46 47 47 47 45 0.91 0.75 0.63 0.55 0.46 0.42 0.40 0.38 0.37 0.37 0.36 0.34 0.33 – 18 – 29 – 34 – 36 – 37 – 37 – 38 – 40 – 43 – 48 – 52 – 62 – 75 IC = 10 mA, VCE = 10 V, Z0 = 50 Ω 0.1 0.2 0.3 0.4 0.6 0.8 1.0 1.2 1.5 1.8 2.0 2.5 3.0 0.75 0.69 0.63 0.62 0.59 0.59 0.59 0.59 0.59 0.60 0.62 0.63 0.66 – 45 – 83 – 109 – 127 – 149 – 164 – 174 178 167 159 153 142 131 22.64 17.84 13.82 11.23 7.88 6.01 4.83 4.09 3.29 2.75 2.49 2.03 1.73 S11, S22 = f (f) IC = 10 mA, VCE = 10 V, Z0 = 50 Ω S12, S21 = f (f) IC = 10 mA, VCE = 10 V, Z0 = 50 Ω