jy tcm4 452x rf transformer

{"cid":"91226130","title":"JY-T8-1T+ RF Transformer 1:8 Impedance Ratio 0.3-140 MHz 50 Ohm Surface Mount Package","imgUrl":"https:\/\/img.chinax.com\/nimg\/7f\/bb\/07c901c144cbe5bc47c8ef2ef52c-200x200-1.jpg","attrs":{"Brand Name":"JYRF","Model Number":"JY-T8-1T+","Impedance Ratio":"1:8","RF Power Input":"0.25W","Impedance":"50 Ohm","Operating Temperature":"-20\u00b0C to 85\u00b0C","Place of Origin":"Shenzhen, Guangdong, China","Product Type":"RF Transformer","Storage Temperature":"-55\u00b0C to 100\u00b0C","Model":"JY-T8-1T+","Frequency Range":"0.3-140 MHz","Package":"Surface Mount Package","Certification":"RoHS Compliant","DC Current":"30mA"}}

{"cid":"91219332","title":"TCM4-452X+","imgUrl":"https:\/\/img.chinax.com\/nimg\/15\/74\/49031138f198d3e2b42196a11159-200x200-1.jpg","attrs":{"Category":"RF and Wireless\nBalun","Frequency Range":"20MHz ~ 4.5GHz","Product Status":"Active","Mounting Type":"Surface Mount","Phase Difference":"5\u00b0","Package":"Tape & Reel (TR)\nCut Tape (CT)\nDigi-Reel\u00ae","Series":"-","Mfr":"Mini-Circuits","Insertion Loss (Max)":"3dB","Package \/ Case":"6-SMD (5 Leads), Flat Lead","Impedance - Unbalanced\/Balanced":"1:4","Return Loss (Min)":"10.63dB","Description":"1:4 CORE & WIRE TRANSFORMER, 20"}}