e-series rf 1:4 transformer ? 2 - 1000 mhz etk4-2t m/a-com division of amp incorporated n north america: tel. (800) 366-2266, fax (800) 618-8883 n asia/pacific: tel.+85 2 2111 8088, fax +85 2 2111 8087 n europe: tel. +44 (1344) 869 595, fax+44 (1344) 300 020 www.macom.com amp and connecting at a higher level are trademarks. specifications subject to change without notice. v3.00 s 0967 d features ? surface mount ? 1:4 impedance ratio ? ct on secondary ? available on tape & reel description m/a-com?s etk4-2t is a 1:4 rf transmission line step-up transformer in a low cost, surface mount package. ideally suited for high volume applications. sm-22 package electrical specifications @25c parameter units nominal typical minimum maximum frequency range 2 - 1000 mhz ? ? ? ? insertion loss 5 - 250 mhz 3 - 500 mhz 2.5 - 700 mhz 2.0 -1000mhz db db db db ? ? ? ? ? ? ? ? ? ? ? ? 1.0 2.0 3.0 4.0 amplitude imbalance 2 - 300 mhz 300 - 1000 mhz db db ? ? ? ? ? ? 0.3 2.0 phase imbalance 2 - 300mhz 300 - 1000mhz degrees degrees ? ? ? ? ? ? 5.0 20 e-series rf 1:4 transmission line step-up transformer etk4-2t schematic please note that the photograph above indicates typical package only, not actual unit.
primary dot 5 primary 4 1 secondary dot 2 secondary ct 3 secondary
e-series rf 1:4 transformer ? 2 - 1000 mhz etk4-2t m/a-com division of amp incorporated n north america: tel. (800) 366-2266, fax (800) 618-8883 n asia/pacific: tel.+85 2 2111 8088, fax +85 2 2111 8087 n europe: tel. +44 (1344) 869 595, fax+44 (1344) 300 020 www.macom.com amp and connecting at a higher level are trademarks. specifications subject to change without notice. v3.00 s 0967 d absolute maximum ratings parameter absolute maximum rf power 250 mw dc current 30 ma operating temperature -40 c to +85 c storage temperature -55 c to 100 c functional configuration function pin no. primary dot 5 primary 4 primary ct ? secondary dot 1 secondary 3 secondary ct 2 case ground ? not connected ? insertion loss typical performance @ +25 c amplitude imbalance phase imbalance -4.0 -3.5 -3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 2.0 202.0 402.0 602.0 802.0 frequency (mhz) db 2 200 400 600 800 1000 -1.00 -0.80 -0.60 -0.40 -0.20 0.00 0.20 2.0 202.0 402.0 602.0 802.0 frequency (mhz) db 2 200 400 600 800 1000 160.0 165.0 170.0 175.0 180.0 185.0 190.0 195.0 200.0 2.0 202.0 402.0 602.0 802.0 frequency (mhz) degrees 2 200 400 600 800 1000
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