140 COMMERCE DRIVE MONTGOMERYVILLE, PA 18936-1013 PHONE: (215) 631-9840 FAX: (215) 631-9855 BFR90 RF & MICROWAVE DISCRETE LOW POWER TRANSISTORS Features • High Current-Gain – Bandwidth Product, fT = 5.0 GHz (typ) @ IC = 14 mA • Low Noise Figure – NF = 2.4 dB (typ) @ f = 0.5 GHz • High Power Gain – Gmax = 18dB (typ) @ f = 0.5 GHz Macro T (STYLE #2) DESCRIPTION: Designed primarily for use in high-gain, low noise, small-signal amplifiers. Also used in applications requiring fast switching times. ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C) Symbol VCEO Parameter Collector-Emitter Voltage Value 15 Unit Vdc VCBO VEBO Collector-Base Voltage 20 Vdc Emitter-Base Voltage 3.0 Vdc IC Collector Current 30 mA 180 2.0 mWatts mW/ ºC Thermal Data P D Total Device Dissipation @ TA = 60ºC Derate above 60ºC MSC1307.PDF 10-25-99 BFR90 ELECTRICAL SPECIFICATIONS (Tcase = 25°C) STATIC (off) Symbol BVCEO BVCB0 BVEBO ICBO Test Conditions Value Min. Typ. Max. Unit Collector-Emitter Breakdown Voltage (IC = 1.0 mAdc, IB = 0) 15 - - Vdc Collector-Base Breakdown Voltage (IC = 0.1 mAdc, IE = 0) 20 - - Vdc Emitter-Base Breakdown Voltage (IE = 0.1 mAdc, IC = 0) 3.0 - - Vdc - - 50 nA 25 - 250 - Collector Cutoff Current (VCB = 10 Vdc, VBE = 0 Vdc) (on) HFE DC Current Gain (IC = 14 mAdc, VCE = 10 Vdc) DYNAMIC Symbol Ftau CCB Test Conditions Value Min. Typ. Max. Unit Current-Gain – Bandwidth Product (IC = 14 mA, VCE = 10 Vdc, f = 0.5 GHz) - 5.0 - GHz Output Capacitance (VCB = 10 Vdc, IE = 0, f = 1.0 MHz) - 0.5 1.0 pF MSC1307.PDF 10-25-99 BFR90 FUNCTIONAL Symbol Test Conditions Value Noise Figure (IC = 2.0 mAdc, VCE = 10 Vdc, f = 0.5 GHz) (IC = 2.0 mAdc, VCE = 10 Vdc, f = 1.0 GHz) NF GNF 2 |S21| MSG G U max Power Gain at Optimum Noise Figure (IC = 2.0 mAdc, VCE = 10 Vdc, f = 0.5 GHz) (IC = 2.0 mAdc, VCE = 10 Vdc, f = 1.0 GHz) Insertion Gain (IC = 14 mAdc, VCE = 10 Vdc, f = 0.5 GHz) (IC = 14 mAdc, VCE = 10 Vdc, f = 1.0 GHz) Maximum Stable Gain (IC = 14 mAdc, VCE = 10 Vdc, f = 0.5 GHz) (IC = 14 mAdc, VCE = 10 Vdc, f = 1.0 GHz) Maximum Unilateral Gain (1) (IC = 14 mAdc, VCE = 10 Vdc, f = 0.5 GHz) (IC = 14 mAdc, VCE = 10 Vdc, f = 1.0 GHz) Min. Typ. Max. Unit - 2.4 3.0 - dB - 15 10 - dB 15 16 11 - dB - 20 15 - dB - 18 12.5 - dB Table 1. Common Emitter S-Parameters, @ VCE = 10 V, IC = 14 mA f (MHz) S11 |S11| ∠φ S21 |S21| ∠φ S12 |S12| ∠φ S22 ∠φ |S22| 100 0.382 -41 21.21 141 0.016 79 0.718 -9 200 0.282 -77 14.85 116 0.028 74 0.662 -18 300 0.217 -101 10.71 104 0.039 74 0.599 -20 500 0.162 -131 6.78 91 0.061 76 0.558 -24 700 0.140 -151 4.98 83 0.082 76 0.55 -28 800 0.135 -159 4.42 80 0.093 76 0.552 -29 1000 0.124 -176 3.59 74 0.117 75 0.553 -33 MSC1307.PDF 10-25-99 BFR90 NPN 200 3 10 15 12 1200 MRF5943C NPN 200 3.4 30 15 11.4 1000 30 400 POWER MACRO MRF553 NPN 175 1.5 11.5 60 12.5 16 500 SO-8 MRF5943, R1, R2 NPN 200 3.4 30 15 15 1300 30 400 TO-72 2N5179 NPN 200 4.5 1.5 6 17 900 1 12 50 POWER MACRO MRF553T NPN 175 1.5 11.5 50 12.5 16 500 TO-72 2N2857 NPN 300 5.5 50 6 13 1600 1 15 40 TO-39 MRF607 NPN 175 1.75 11.5 50 12.5 16 330 TO-39 MRF517 NPN 300 7.5 50 15 5.5 4600 3 25 150 TO-39 2N6255 NPN 175 3 7.8 50 12.5 18 1000 TO-72 11 TO-72 2N5179 NPN 200 6 12 50 MRF559 NPN 5 1 2 0.5 10 65 7.5 16 150 GN (dB) Type Device GPE VCC Device MA C R O X 20 Ccb(pF) BVCEO IC max (mA) 2N5109 TO-39 Ftau (MHz) TO-39 400 Gu Max (dB) 400 20 NF (dB) NF IC (mA) NF VCE 20 12 Freq (MHz) 12 50 Package 60 10 IC max (mA) 18 1 BVCEO 0.15 NPN 175 Efficiency (%) NPN 175 2N4427 GPE (dB) Pout (watts) MRF4427, R2 Type SO-8 TO-39 Package GPE Freq (MHz) RF Low Power PA, LNA, and General Purpose Discrete Selector Guide 3.5 20 400 MRF904 NPN 450 1.5 5 6 TO-72 2N6304 NPN 450 5 2 5 MACRO T BFR91 NPN 500 1.9 2 5 MACRO T BFR96 NPN 500 2 10 10 SO-8 MRF5812, R1, R2 NPN 500 2 50 10 15.5 17.8 5000 15 200 MACRO X MRF581A NPN 500 2 50 10 14 15 5000 15 200 15 11 4000 1 15 30 14 1400 1 15 50 16.5 5000 1 12 35 14.5 500 2.6 15 100 MA C R O X MRF559 NPN 5 1 2 0.5 13 60 12.5 16 150 TO-39 2N3866A NPN 4 0 0 1 10 45 28 30 400 Macro BFR90 NPN 500 2.4 2 10 18 5000 15 30 M R F 3 8 6 6 , R 1 , R 2 NPN 4 0 0 1 10 45 28 30 400 TO-72 BFY90 NPN 500 2.5 2 5 20 1300 15 50 TO-72 MRF914 NPN 500 2.5 5 10 15 4500 12 40 SO-8 P O W ER MA C R O MRF555 NPN 4 7 0 1.5 11 50 12.5 16 400 P O W ER MA C R O MRF555T NPN 4 7 0 1.5 11 50 12.5 16 400 MA C R O X MRF559 NPN 8 7 0 0.5 6.5 70 7.5 16 150 MA C R O X MRF559 NPN 8 7 0 0.5 9.5 65 12.5 16 150 SO-8 MRF8372,R1,R2 NPN 8 7 0 0.75 8 55 12.5 16 200 P O W ER MA C R O MRF557 NPN 8 7 0 1.5 8 55 12.5 16 400 P O W ER MA C R O MRF557T NPN 8 7 0 1.5 8 55 12.5 16 400 MACRO X MRF581 NPN 500 2.5 50 10 15 17.8 5000 16 200 TO-39 MRF586 NPN 500 3 90 15 11 14.5 4500 2.2 17 200 MACRO X MRF951 NPN 1000 1.3 5 6 14 17 8000 0.45 10 100 MACRO X MRF571 NPN 1000 1.5 10 6 10 8000 1 10 70 MACRO T BFR91 NPN 1000 2.5 2 5 8 5000 1 12 35 MACRO T BFR90 NPN 1000 3 2 10 10 12.5 5000 1 15 30 TO-39 MRF545 PNP 14 1400 2 70 400 TO-39 MRF544 NPN 13.5 1500 70 400 11 RF (LNA / General Purpose) Selection Guide RF (Low Power PA / General Purpose) Selection Guide Low Cost RF Plastic Package Options 1 8 1 2 4 Macro T MSC1307.PDF 10-25-99 2 4 2 1 3 3 Macro X 1 Power Macro SO-8 5 BFR90 PIN 1. COLLECTOR 2. EMITTER 3. BASE 1. 2. 3. MSC1307.PDF 10-25-99