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| polyfet rf devices Power RF Amplifiers Power = 3 Watts Bandwidth = 400 to 520 Mhz Gain = 24 dB Vdd = 7.5 Volts PHM008 50 ohms Input/Output Impedance Description The PHM008 s a dual stage amplifier specifically designed for Land Mobile UHF band portable radio applications. Absolute Maximum Ratings ( T = 25 C) Parameter DC supply Voltage 1 DC supply Voltage 2 Input Power Output Power Operating Case Temp. Storage Temp. Symbol Value Unit 12 V VDD1 V VDD2 0.5 W Pin 5 W Pout o -20 to +70 C Tc -30 to +100 o C Tstg o o Electrical Characteristics: ( T = 25 C Zs=Zl=50 ohms. Vdd = Parameter Symbol Frequency Range BW Output Power Po Power Gain PG Total Efficiency 2nd Harmonics dso Intermod - 2 tone Ip3 Load MismatchTolerance VSWR VDD2 DC supply Voltage 2 Min 400 3 24 35 -35 7.5 Volts ) Typical Max 520 10:1 Unit Mhz Watts dB % dBc dBm Relative V Test Conditions 50 ohm load Idq = 0.6 Amps @ Pout = 3 Watts @ Pout = 3 Watts @ Pout = 3 W. Freq = 460 Mhz Freq = 460 Mhz All Phase Angles POLYFET RF DEVICES Revision Date 9/9/99 1110 Avenida Acaso, Camarillo, CA 93012 TEL:(805) 484-4210 FAX:(805) 484-3393 EMAIL:Sales@polyfet.com URL:www.polyfet.com PHM008 PHM008 Pin vs Pout Freq=520MHz, VDS=7.5V, Idq=.6A 5 29.00 4 27.00 28.00 30.00 PHM010 Freq vs Gain/ Efficiency, VDS=7.5V, Idq=.6A 40% Pout fixed at 3.0W 38% P out 3 25.00 26.00 23.00 21.00 24.00 G ain 36% E ency = 3 % ffici 2 2 34% G ain 1 19.00 22.00 17.00 32% Efficiency 20.00 30% 400 410 420 430 440 450 460 470 480 490 500 510 520 Freq in MHz 0 0 0.02 0.04 0.06 Pin in W atts 0.08 15.00 0.1 POLYFET RF DEVICES Revision Date 9/9/99 1110 Avenida Acaso, Camarillo, CA 93012 TEL:(805) 484-4210 FAX:(805) 484-3393 EMAIL:Sales@polyfet.com URL:www.polyfet.com |
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