features 1 of 2 rf micro devices?, rfmd?, optimum technology matching?, enabling wireless connectivity?, powerstar?, polaris? total radio? and ultimateblue? are trademarks of rfmd, llc. bluetooth is a trade- mark owned by bluetooth sig, inc., u.s.a. and licensed for use by rfmd. all other trade names, trademarks and registered tradem arks are the property of their respective owners. ?2006, rf micro devices, inc. product description 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . RFXF9503 1:1 smt transformer the RFXF9503 transformer is designed for a pplications that require small, low cost, and highly reliable surface mount componen ts. applications may be found in broad- band, wireless, and other commincations sy stems. these units are built lead-free and rohs compliant. s-parameters are available on request. ? frequency range: 3 mhz to 3000mhz ? low cost and rohs compliant ? industry standard smt package ? available in tape-and -reel ? 50 ? characteristic impedance ds101011 rohs compliant and pb-free product package: s20 RFXF9503 RFXF9503 specifications parameter specification unit min. typ. max. frequency range 3 3000 mhz insertion loss <1db 3 1800 mhz insertion loss <2db 3 2400 mhz insertion loss <3db 3 2700 mhz insertion loss <3.5db 3 3000 mhz impedance ratio 1:1 type unbalanced to balanced note: typical values represent mid-band performance at 25c. -35 -30 -25 -20 -15 -10 -5 0 0 300 600 900 1200 1500 1800 2100 2400 2700 3000 db frequency (mhz) input return loss s11 -4.0 -3.5 -3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 0 300 600 900 1200 1500 1800 2100 2400 2700 3000 db frequency (mhz) insertion loss s21 s31 schematic
2 of 2 ds101011 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . RFXF9503 170 172 174 176 178 180 182 184 186 188 190 0 300 600 900 1200 1500 1800 2100 2400 2700 3000 deg frequency (mhz) phase balance s31-s21 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 0 300 600 900 1200 1500 1800 2100 2400 2700 3000 db frequency (mhz) amplitude balance s31-s21 pin out pin name 1secondary 2nc 3secondary dot 4primary dot 5primary exceeding any one or a combination of the absolute maximum rating conditions may cause permanent damage to the device. extended ap plication of absolute maximum rating condi- tions to the device may reduce device reliability. specified typical performance or functional operation of the device under absolute ma ximum rating conditions is not implied. rohs status based on eudirective2002/95/ec (at time of this document revision). the information in this publication is believed to be accurate and reliable. however, no responsibility is assumed by rf micro devices, inc. ("rfmd") for its use, nor for any infringe- ment of patents, or other rights of third parties, resulting from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component circuitry, recommended application circuitry and specifications at any time without prior notice. absolute maximum ratings parameter rating unit rf power 2 w operating temperature -40 to +85 c storage temperature -55 to +100 c s20 package drawing
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