bl2450k0805 2 t balun specification rev . a frontier electronics corp. ? page: 1 of 2 667 e. coch ran st. , simi v alley, ca 93065 http://www.frontierusa.com phone: 1 - 805 - 522 - 9998, fax: 1 - 805 - 522 - 9989 product f e at u r e s 1. surface m ount ceramic balun with a small size of 2.00 x 1.25 x 0.95 mm (0805 size) . 2. low insertion loss and inband amplitude/phase imbalance . 3. high ly stab le under t emperature and humidity c hange s . 4. superior performance in a compact size , roh s compliant. rf characteristics p/n bl2450k08052 t specification working frequency range 2450 50 mhz insertion loss (db) 1.0 max unbalanced impedance ( ? ) 50 balanced impedance ( ? ) 100 return loss (db) min. 10 amplitude balance (db) 2.0 ph ase balance (degree) 180? 10? operation temperature range - 40?c to +85?c physical dimensions terminal configuration pcb design / l ay o u t consideration figure symbol dimension (mm) a 1.00 0.10 b 0.3 5 0.10 c 0. 30 0.10 d 0. 65 0.10 e 0. 80 0.10 trace impedance must be 50 ? . the trace width is a dependent of pcb material and its thickness. dimension (mm) l 2.00 0.15 w 1.25 0.1 5 t 0.95 0.1 0 a 0.20 0.2 0 b 0.30 0.2 0 c 0.35 0.2 0 d 0.65 0.20 e 0.25 0.15 pin definition pin definition p1 unbalance d port p4 balance d port p2 dc or gnd p5 gnd p3 balance d port p6 nc p1 p2 p3 p4 p5 p6
bl2450k0805 2 t balun specification rev . a frontier electronics corp. ? page: 2 of 2 667 e. coch ran st. , simi v alley, ca 93065 http://www.frontierusa.com phone: 1 - 805 - 522 - 9998, fax: 1 - 805 - 522 - 9989 test data typical rf performance ( 1). amplitude balance (2). phase balance
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