e-series rf 4:1 transformer 6.0 - 1000 mhz etc4-1t-7 m/a-com, inc. north america: tel. (800) 366-2266 n asia/paci?: tel. +81 (03) 3226-1671 n europe: tel. +44 (1344) 869 595 fax (800) 618-8883 fax +81 (03) 3226-1451 fax +44 (1344) 300 020 1 speci?ations subject to change without notice. v3.00 features surface mount 4:1 impedance ratio ct on secondary description m/a-com? etc4-1t-7 is a 4:1 rf transformer in a low-cost, surface mount package. ideally suited for high volume cellular and wireless applications. typical applications include single to balanced mode conversion and impedance matching. schematic speci?ations @ 25? frequency range: 6.0 - 1000 mhz ordering information part no. packaging etc4-1t-7 tubes ETC4-1T-7TR tape & reel sm-22 pin con?uration pin no. function 1 secondary dot 2 secondary ct 3 secondary 4 primary 5 primary dot l l s 0804 d dimensions in ( ) are in mm. unless otherwise noted: .x = ?.04 (1.00) .xx = ?.02 (0.50) .xxx = ?.010 (0.250) 3 1 4 5 2 parameter maximum mean (x) sigma ( s ) insertion loss (f l - f u ) 6.0 - 600 mhz 2.0 db 1.06 db 0.027 600 - 1000 mhz 3.0 db amplitude unbalance 6.0 - 600 mhz 1.0 db phase unbalance 6.0 - 600 mhz 10 note: mean and sigma calculated from average loss at @ (f u - f l )/2 + f l .
e-series rf 4:1 transformer, 6.0 - 1000 mhz etc4-1t-7 v3.00 m/a-com, inc. north america: tel. (800) 366-2266 n asia/paci?: tel. +81 (03) 3226-1671 n europe: tel. +44 (1344) 869 595 fax (800) 618-8883 fax +81 (03) 3226-1451 fax +44 (1344) 300 020 2 speci?ations subject to change without notice. absolute maximum ratings insertion loss vs frequency phase unbalance vs frequency parameter absolute maximum rf power 250 mw dc current 30 ma operating/storage temp. -20? to +85? typical performance over extended bandwidth (30 khz - 3.0 ghz) amplitude unbalance vs frequency input impedance vs frequency note: all measurements performed on hewlett packard 8753d network analyzer (201 sample points, linear scale) in a 50 ohm coplanar waveguide environment. tables created using mds software. s-parameter data available by e-mail. send your request to: eurotec@corp.macom.com. b1 a1 ?3.0 avgs31 ?.0b ?3.0 avgs21 ?.0a b1 a1 0.0 avgpb2 360.0b 0.0 avgpb1 360.0a 30.0 khz freq 3.0 ghz a a1 ?.0 avgab 5.0a 30.0 khz freq 3.0 ghz b y?s= 1.0 avgiprl b 30.0 khz freq 3.0 ghz a 30.0 khz freq 3.0 ghz b 30.0 khz freq 3.0 ghz a 30.0 khz freq 3.0 ghz b insertion loss (-3 to -13 db) vs freq (30 khz to 3 ghz) phase unbalance (0 to 360 deg) vs freq (30 khz to 3 ghz) amp unbalance (5 to -5 db) vs freq (30 khz to 3 ghz) input impedance on smith chart; freq (30 khz to 3 ghz)
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