irc advanced film division general note irc reserves the right to make changes in product speci?cation without notice or liability. all information is subject to ircs own data and is considered accurate at time of going to print. a subsidiary of tt electronics plc ? corpus christi texas 78411 usa ? irc advanced film division telephone: 361 992 7900 ? facsimile: 361 992 3377 ? email: afdsales@irctt.com ? website: www.irctt.com series issue october 2006 pat- p high power flanged attenuators pat-p series ? power dissipation to 10w ? high frequency operation to 10ghz ? flanged package for heat sink mounting impedance 50 ? frequency range dc - 10ghz operating temperature range -55c to +125c thermal impedence 5c/w attenuation (db) 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 16, 20 attenuation tolerance dc to 2ghz 0.2 db 2ghz to 5ghz 0.3 db 5ghz to10ghz 0.5 db vswr dc to 2ghz 1.1 2ghz to 5ghz 1.2 5ghz to10ghz 1.3 power rating @70c pat3042p 1w (max. 5w heatsinked) pat3060p 1.5w (max. 10w heatsinked) terminations 90/10 sn/pb or 100% sn electrical data the pat-p series power attenuator has a very low vswr from dc to 10 ghz. high frequency performance combined with high power dissipa- tion make this an ideal rf power attenuator. typical applications are power meters and ampli?ers where a reduction in power is needed while maintaining transmission line characteristic impedances. sheet 1 of 2 44
irc advanced film division ? irc advanced film division ? corpus christi texas 78411 usa telephone: 361 992 7900 ? facsimile: 361 992 3377 ? email: afdsales@irctt.com ? website: www.irctt.com series issue october 2006 pat- p 45 sheet 2 of 2 high power flanged attenuators pre?x hfr - pat3042p - 50r0 - 03 model pat3042p = surface mount attenuator with 90/10 sn/pb terminations pat3042plf = surface mount attenuator with 100% sn terminations pat3060p = surface mount attenuator with 90/10 terminations pat3060plf = surface mount attenuator with 100% sn terminations impedance 50r0 = 50 7 attenuation 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 16, 20db ordering data 1 2 3 3 4 4 physical data dimensions (mm) pat3042p pat3060p l 15.0 0.30 13.0 0.30 w 2.50 0.30 2.50 0.30 t 2.50 max 2.50 0.30 a 4.20 0.30 6.00 0.30 b 5.00 min 5.00 0.30 c 0.20 typ 0.20 typ w1 0.40 typ 0.40 typ w2 2- f 2.5 0.20 2- f 2.5 0.20 schematic % of rated power 25 70 125 0 60 100 power derating curve 1 2 3 4 l w a b w2 w1 t c ambient temperature (c)
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