polyfet rf devices PHM021 power rf amplifiers power = bandwidth = gain = vdd = to 50 ohms input/output impedance description the PHM021 is a 10 watt fm / 2 watt am amplifier module covering a bandwidth of 136-174 mhz. it has a high ip3 rating when operated in the am mode. this dual stage amplifier is specifically designed for land mobile uhf band portable radio and paging applications. external gate bias pin option is available upon request. absolute maximum ratings o parameter symbol value unit dc supply voltage 1 vdd1 v 32.0 dc supply voltage 2 vdd2 v input power pin w 0.02 output power pout w 13.0 operating case temp. tc c -20 to +85 storage temperature tstg o -30 to +100 electrical characteristics: ( o 28.0 volts ) parameter symbol min unit frequency range bw mhz 136 outut power po watts 10.0 power gain pg db 25.0 total efficiency h % 25 2nd harmonics dso dbc intermod - 2 tone ip3 dbm max 174 typical test conditions 50 ohm load idq = 50.00 @ pout = @ pout = @ pout = watts watts w. freq = mhz 1.20 amps 10.0 10.0 10.0 155 freq = mhz; 155 load mismatch tolerance vswr 10:1 relative all phase angles polyfet rf devices 1110 avenida acaso, camarillo, ca 93012 tel:(805) 484-4210 fax: (805) 484-3393 email:selling@polyfet.com url:www.polyfet.com revision 10/29/2005 10.0 136 174 mhz 25.0 28.0 volts db watts (t= 25 c) t=25 c zs=zl=50 ohms. vdd= w 1.0 avepwr= c o agc voltage vagc v www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com 4 .com u datasheet
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