Available as: RF AMPLIFIER MODEL TM7481 TM7481, 4 Pin TO-8 (T4) TN7481, 4 Pin Surface Mount (SM3) FP7481, 4 Pin Flatpack (FP4) BX7481, Connectorized Housing (H1) Features Typical Intermodulation Performance at 25 º C ! ! ! ! Second Order Harmonic Intercept Point ....... +39 dBm (Typ.) Second Order Two Tone Intercept Point ........ +33 dBm (Typ.) Third Order Two Tone Intercept Point ............ +29 dBm (Typ.) Low Noise Figure: 2.3 dB Typical Medium Output Power: +16.2 dBm Typical Operating Temp. - 55 ºC to +85 ºC Environmental Screening Available Maximum Ratings Specifications CHARACTERISTIC Frequency Gain (dB) Power @ 1 dB Comp. (dBm) Reverse Isolation (dB) VSWR In Out Noise Figure (dB) Power Vdc mA TYPICAL Ta= 25 ºC 10 - 300 MHz 28.5 MIN/MAX Ta = -55 ºC to +85 ºC 15 - 300 MHz 27.0 Min. +16.2 +14.5 Min. -32 -30 Max. <1.5:1 <1.8:1 2.0:1 Max. 2.0:1 Max. 2.3 +15 27 3.0 Max. +15 32 Max. Ambient Operating Temperature .............. -55ºC to + 100 ºC Storage Temperature ............................... -62ºC to + 125 ºC Case Temperature ................................................. + 125 ºC DC Voltage ......................................................... + 19 Volts Continuous RF Input Power ................................. + 10 dBm Short Term RF Input Power ...... 50 Milliwatts (1 Minute Max.) Maximum Peak Power .................... 0.5 Watt (3 µsec Max.) Note: Care should always be taken to effectively ground the case of each unit. Typical Performance Data Gain (dB) Noise Figure (dB) Reverse Isolation (dB) 30 -20 4 29 - 30 3 28 - 40 2 27 - 50 1 26 - 60 Start 15 MHz Stop 300 MHz 0 Start 15 MHz 1 dB Comp. (dBm) Stop 300 MHz Start 15 MHz Input VSWR +18 2.0 2.0 1.5 1.5 Stop 300 MHz Output VSWR +17 +16 +15 +14 1.0 1.0 Start 15 MHz Legend Stop 300 MHz + 25 ºC Start 15 MHz Stop 300 MHz Start 15 MHz Stop 300 MHz + 85 ºC - - - - - - -55 ºC Linear S-Parameters FREQ. S11 S21 S12 S22 MHz Mag. Deg. Mag. Deg. Mag. Deg. Mag. Deg. ======================================================================================== 15 50 100 150 200 250 300 .25 .02 .12 .19 .25 .29 .33 - 80 95 57 35 13 - 11 - 41 25.44 26.48 26.03 25.57 25.36 25.61 26.53 - 163 158 129 103 77 50 21 .0220 .0213 .0223 .0231 .0233 .0232 .0231 -2 -3 -7 - 11 - 21 - 30 - 37 .04 .03 .04 .09 .15 .19 .21 - 93 - 159 - 115 - 121 - 139 - 160 - 177 Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532 05/06/05 www.spectrummicrowave.com Spectrum Microwave (Europe) · 2707 Black Lake Place · Philadelphia, Pa. 19154 · PH (215) 464-4000 · Fax (215) 464-4001