abosolute maximum ratings ( t = 25 c) o parameter symbol value unit dc supply voltage input power output power operating case temp. storage temp. vds pin pout tc tstg 17 0.13 40 -20 to +70 -30 to +100 o v w w c o c electrical characteristics: ( t = 25 c zs=zl=50 ohms. vdd = parameter symbol min unit typical max frequency range output power power gain total efficiency 2nd harmonics intermod - 2 tone load mismatchtolerance po 450 470 30 25 40 45 test conditions the PHM003 is a high gain high power amplifier design for the tetra frequency range. it has two stages and uses the latest ldmos technology transistors. the amplifier has very high gain and high efficiency and has a ip3 of 50 dbm polyfet rf devices 1110 avenida acaso, camarillo, ca 93012 tel:(805) 484-4210 fax:(805) 484-3393 email:sales@polyfet.com url:www.polyfet.com 6/1/98 gain = PHM003 revision date 50 ohm load idq = @ pout = 30 mhz watts db % dbc dbm @ pout = 30 @ pout = w. freq = 460 watts watts 30 mhz 10:1 all phase angles freq = 460 mhz power rf amplifiers power = bandwidth = 30 450 470 to mhz 25 vdd = 12.5 volts watts db 50 ohms input/output impedance description o 12.5 volts ) 0.7 amps relative vswr bw pg dso ip3 polyfet rf devices h
0 10 20 30 0 0.02 0.04 0.06 0.08 0.1 pin (w) pout (w) 22 27 32 gain (db) output power, gain, vs. input power PHM003 f=460mhz vds=12.5v idq=0.35a+0.35 gain, efficiency, vs. frequency 10 15 20 25 30 450 455 460 465 470 frequency (mhz) gain (db) 20 30 40 50 60 efficiency (%) gain efficiency pout=30w vd=12.5v PHM003 idq=0.35a+0.35a pout, im3, im5 vs. pin -40.00 -30.00 -20.00 -10.00 0.00 10.00 20.00 30.00 40.00 50.00 0 5 10 15 pin (dbm) pout (dbm) PHM003 pout im3 im5 f1=460mhz f2=460.01mh vds=12.5v idq=0.35a+0.35a gain, efficiency vs. frequency 20 22 24 26 28 30 450 455 460 465 470 frequency (mhz) 20 30 40 50 60 gain efficiency PHM003 pin=0.1w vds=12.5 idq=0.35a+0.35a polyfet rf devices 1110 avenida acaso, camarillo, ca 93012 tel:(805) 484-4210 fax:(805) 484-3393 email:sales@polyfet.com url:www.polyfet.com 6/1/98 revision date PHM003
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