2A3/2A3A 0.3 Watts, 20 Volts, Class A Linear to 2000 MHz GENERAL DESCRIPTION The 2A3 is a COMMON EMITTER transistor capable of providing up to 0.3 Watt of Class A, RF output power to 2000 MHz. This transistor is specifically designed for general Class A amplifier applications. It utilizes gold metalization and diffused ballasting to provide high reliability and supreme ruggedness. ABSOLUTE MAXIMUM RATINGS Maximum Power Dissipation @ 25oC Maximum Voltage and Current BVces Collector to Emitter Voltage BVebo Emitter to Base Voltage Ic Collector Current Maximum Temperatures Storage Temperature Operating Junction Temperature CASE OUTLINE 2A3 - 55ET, STYLE 2 2A3A - 55EU, STYLE 2 3.5 Watts 50 Volts 3.5 Volts 300 mAmps - 65 to + 150 oC + 200 oC ELECTRICAL CHARACTERISTICS @ 25 OC SYMBOL CHARACTERISTICS Pout Pin Pg Ft VSWR Power Out (<1.0 db gain comp) Power Input Power Gain Transition Frequency Load Mismatch Tolerance BVebo BVces BVceo hFE Cob θjc Emitter to Base Breakdown Collector to Emitter Breakdown Collector to Emitter Breakdown DC Current Gain Capacitance Thermal Resistance TEST CONDITIONS MIN TYP F = 2000 MHz Ic = 140 mA Vcc = 20 Volts Vce = 20 V, Ic = 140 mA 0.3 0.4 MAX 0.05 7.7 3.4 8.5 3.7 UNITS Watts Watts dB GHz 30:1 Ie = 1 mA Ic = 25 mA Ic = 25 mA Vce = 5 V, Ic = 100 mA Vcb = 28V, f = 1 MHz 3.5 45 22 20 Volts Volts Volts 2.0 45 3.0 50 o pF C/W Issue August 1996 GHz TECHNOLOGY INC. RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE. GHz RECOMMENDS THAT BEFORE THE PRODUCT(S) DESCRIBED HEREIN ARE WRITTEN INTO SPECIFICATIONS, OR USED IN CRITICAL APPLICATIONS, THAT THE PERFORMANCE CHARACTERISTICS BE VERIFIED BY CONTACTING THE FACTORY. GHz Technology Inc. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 Tel. 408 / 986-8031 Fax 408 / 986-8120 2A3 2A3-1 (20V, 130mA) MMICAD for Windows Mon Aug 29 11:02:26 1994 CIRCUIT: MES FREQ --- S11 --Mhz MAG ANG 0.100 0.200 0.300 0.400 0.500 0.600 0.700 0.800 0.900 1.000 1.100 1.200 1.300 1.400 1.500 1.600 1.700 1.800 1.900 2.000 2.100 2.200 2.300 2.400 2.500 2.600 2.700 2.800 2.900 3.000 0.45281 -95.2329 0.55691 -133.060 0.59248 -152.349 0.61231 -164.681 0.62286 -173.689 0.63042 179.169 0.63575 173.085 0.64196 167.619 0.64676 162.558 0.65157 157.794 0.65567 153.295 0.66019 149.020 0.66541 144.902 0.67149 141.039 0.67803 137.074 0.68361 133.165 0.68950 129.374 0.69527 125.716 0.70182 122.178 0.70930 118.765 0.71692 115.332 0.72424 111.925 0.73126 108.652 0.73907 105.440 0.74681 102.352 0.75511 99.2635 0.76284 96.2568 0.76980 93.3498 0.77732 90.4059 0.78316 87.5317 --- S21 --MAG ANG 17.7808 141.128 12.3921 117.968 9.10960 101.891 7.09676 91.9635 5.79751 85.4254 4.88702 78.8333 4.22164 71.6744 3.71716 66.1425 3.32218 60.9560 3.00372 56.1637 2.74369 51.5326 2.52453 46.9383 2.33841 42.5162 2.17834 38.1501 2.04129 33.8740 1.91679 29.6732 1.80782 25.5582 1.70851 21.5146 1.61929 17.5252 1.53937 13.5708 1.46528 9.72440 1.39648 5.88451 1.33282 2.17783 1.27399 -1.42328 1.21991 -4.96966 1.16921 -8.48887 1.12101 -11.9913 1.07474 -15.3877 1.03118 -18.6801 0.98963 -21.8531 --- S12 --MAG ANG 0.01965 0.02827 0.03299 0.03623 0.03970 0.04357 0.04753 0.05164 0.05632 0.06123 0.06641 0.07227 0.07818 0.08437 0.09090 0.09828 0.10560 0.11327 0.12139 0.12952 0.13839 0.14732 0.15671 0.16651 0.17699 0.18715 0.19767 0.20832 0.21936 0.23021 55.7878 46.7141 44.7587 44.7282 46.3717 48.4265 50.4244 51.9863 53.6343 54.6645 55.5499 56.1550 56.5120 56.6073 56.5741 56.2333 55.5522 54.7967 54.0898 52.9403 51.8619 50.6184 49.1244 47.5718 45.8714 44.0082 42.0430 40.0242 37.8056 35.6127 --- S22 --MAG ANG 0.81604 -22.1952 0.64751 -30.1640 0.55878 -32.5949 0.51092 -33.8071 0.48562 -35.1713 0.47006 -36.9554 0.46090 -39.1944 0.45452 -41.6934 0.45046 -44.3784 0.44709 -47.3521 0.44562 -50.2775 0.44491 -53.6723 0.44307 -57.1175 0.44243 -60.7031 0.44274 -64.2372 0.44223 -68.0901 0.44276 -72.1120 0.44259 -76.2675 0.44264 -80.6037 0.44245 -85.0590 0.44238 -89.6802 0.44230 -94.4222 0.44305 -99.2898 0.44342 -104.366 0.44525 -109.557 0.44675 -114.880 0.44916 -120.381 0.45198 -125.879 0.45550 -131.481 0.46024 -137.030