remec mobile wireless infrastructure ? main 321/727-1838 ? toll free sales 800/226- 1772 ? fax ax 321/727-3729 sm hybrid amplifier qbh-8706 parameters t ypical guaranteed units 25c -40 to +70c frequency range 1850 - 1910 mhz small signal gain 27.0 db gain flatness 0.1 0.5 db p-p reverse isolation 44 36 db vswr input 1.7:1 2.5:1 output 1.5:1 2.5:1 1 db compression +17 +14 dbm output intercept point 3rd order +32 +26 dbm 2nd order dbm noise figure 1.2 1.9 db dc supply voltage* 5 vdc dc supply current 140 180 ma gain vs. vdc db/volt package/housing lcsm (e52-19422) *all specification ratings are based on dc supply voltage 1% t ypical s-p arameter d ata s11 s21 s12 s22 mhz db ang db ang db ang db ang 1850 -10.5 141.9 26.2 -51.8 -44.3 -157.8 -14.3 35.1 1860 -10.9 137.3 26.4 -54.8 -44.7 -154.8 -13.9 29.8 1870 -11.1 132.3 26.6 -58.0 -44.0 -158.8 -13.5 24.1 1880 -11.2 126.7 26.9 -61.4 -42.9 -162.8 -13.2 17.7 1890 -11.5 119.3 27.0 -65.1 -43.1 -167.0 -12.9 11.4 1900 -11.6 112.4 27.2 -68.8 -43.9 -171.2 -12.6 4.9 1900 -11.5 113.8 27.2 -68.7 -42.7 -167.7 -12.6 4.7 1910 -11.6 107.1 27.4 -72.2 -42.5 -178.0 -12.3 -1.8 a bsolute m aximum r atings power supply voltage sustaining .................................................... +7.0 vdc pulse (transient) ........................................... +7.0 vdc t emperature operating ............................................ -55 to +125c storage ................................................ -65 to +150c maximum input drive ........................................ 1.0 vrms thermal rise, junction-to-case ............................. +25c h91-8706.10/29/97, revision preliminary 25c -40c +70c hybrid surface mount package very low noise figure, 1.2 db typical low vswr high oip3, +32 dbm typical 1850 1865 1880 1895 1910 gain (db) 25 26 27 28 mhz 1850 1865 1880 1895 1910 reverse isolation (db) -70 -60 -50 -40 -30 -20 -10 mhz 1850 1865 1880 1895 1910 input/output vswr 25c 1.0 1.2 1.4 1.6 1.8 2.0 output input mhz 1850 1865 1880 1895 1910 deviation from linear phase 25c (degrees) -10 -5 0 5 10 mhz 1850 1865 1880 1895 1910 noise figure (db) 0.0 1.0 2.0 3.0 mhz 1850 1865 1880 1895 1910 output p1db (dbm) 12 13 14 15 16 17 18 mhz 1850 1865 1880 1895 1910 3rd order intermodulation distortion (dbm) 22 24 26 28 30 32 34 mhz
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