features broadband operation self biased. single positive supply. input and output matched to 50 w msop8 miniature surface mount plastic package description the P35-4103-P31-200 is a high performance, low cost, broadband amplifier designed for use in a wide range of telecommunications applications. the amplifier gives over 8.5db gain over the 500mhz to 3.0 ghz frequency range. the design is self biased, operating from a single 5 volt supply applied to the rf output terminal through an external bias network. the die is fabricated using moc?s f20 gallium arsenide mesfet mmic process. it is fully protected using silicon nitride passivation for excellent performance and reliability. this device is packaged in a small, low cost, msop8 plastic surface mount package. electrical performance ambient temperature = 223c, z o = 50 w , vd = 5v, pin = -20dbm monolithic broadband amplifier, 0.5 - 3.0ghz P35-4103-P31-200 marconi optical components parameter conditions min typ max units parameter condition min typ max units small signal gain 0.5ghz - 3.0ghz 8.5 9 - db gain flatness 0.5ghz - 3.0ghz - 0.5 0.75 db input return loss 0.5ghz - 3.0ghz 9 10 - db output return loss 0.5ghz - 3.0ghz 9 10 - db noise figure 0.5ghz - 3.0ghz - 5.5 - db output power at 1db compression 0.5ghz - 3.0ghz - 20 - dbm saturated output power 0.5ghz - 3.0ghz - 22 - dbm supply voltage - 5 6 volts current vd=5v 80 100 120 ma
typical performance at 22c
P35-4103-P31-200 marconi optical components operation to operate the P35-4103-P31-200, a drain supply of 5v is connected to the rfout via a suitable bias circuit. typically a 200nh inductor and 10nf decoupling capacitor can be used. the amplifier circuit is self biased and the drain current will be typically 100ma at 5v. a dc blocking capacitor of 330pf should be used at both the input and output. the ground leads must be connected to a good dc and rf ground. package outline circuit diagram package bias connections pin details absolute maximum ratings pin function 1 ground 2 rf input 3 ground 4 ground 5 ground 6 ground 7 rf output 8 gnd max vd +6.0v operating temperature -40c to 85c storage temperature -65c to+150
the data and product specifications are subject to change without notice. these devices should not be used for device qualification and production without prior notice. ? marconi optical components ltd 2001 www.moc.marconi.com moc, caswell, towcester, northants, nn12 8eq, tel:+44 1327 356468 fax +44 1327 356698 463/sm/00171/000 issue1/1 ordering information: P35-4103-P31-200
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