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ARF445 Datasheet(PDF) 3 Page - Advanced Power Technology |
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ARF445 Datasheet(HTML) 3 Page - Advanced Power Technology |
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3 / 4 page ![]() RF POWER IN (WATTS) Figure 1, RF Power Out vs RF Power In Figure 2, RF Power Out vs RF Power In V GS , GATE-TO-SOURCE VOLTAGE (VOLTS) T C , CASE TEMPERATURE ( °C) Figure 2, Typical Transfer Characteristics Figure 3, Threshold Voltage vs Temperature V DS , DRAIN-TO-SOURCE VOLTAGE (VOLTS) T J , JUNCTION TEMPERATURE ( °C) Figure 4, Maximum DC Safe Operating Area Figure 5, Breakdown Voltage vs Temperature V DS , DRAIN-TO-SOURCE VOLTAGE (VOLTS) Figure 6, Typical Capacitance vs. Drain-To-Source Voltage 010 20 30 40 0 2 4 6 8 -50 -25 0 25 50 75 100 125 150 1 5 10 50 100 1000 -50 -25 0 25 50 75 100 125 150 .01 .05 .1 .5 1 5 10 50 100 300 ARF444/445 VDS = 30V 250 µSEC. PULSE TEST @ <0.5 % DUTY CYCLE V DS = V GS 1.2 1.1 1.0 0.9 0.8 0.7 1.2 1.1 1.0 0.9 0.8 0.7 Operation Here Limited By R DS (ON) TC = +25°C TJ = +150°C 1200 800 400 0 16 12 8 4 0 10 5 1 .5 .1 5,000 1,000 500 100 50 10 Duty Cycle = 50% TJ = -55°C TJ = +25°C TJ = +125°C TJ = -55°C TJ = +25°C TJ = +125°C Crss Ciss Coss Performance of aTypical Push-Pull Power Amplifier (4-Devices) f = 13.56 MHz V DD = 300V V GS = 0V Continuous Wave |
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