B9428

www.DataSheet4U.com SAW Components SAW Tx filter WCDMA Band II (PCS-Band) Series/type: Ordering code: Date: Version: B9428 B39192B9428K610 March 02, 2007 1.0 © EPCOS AG 2007. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the information contained therein without EPCOS’ prior express consent is prohibited. SAW Components SAW Tx filter Preliminary data Application s Low-loss RF filter for mobile telephone WCDMA s s s s B9428 1880.0 MHz system (Band II, PCS band), transmit path (TX) Usable passband 60 MHz Balanced to unbalanced operation Impedance transformation from 200 Ω to 50 Ω High RX suppression 5 0,5 0,5 4 0,4 +/−0,05 s s s s s s s Package size 1.4 x1.1 x 0.4 mm3 Package code QCS5F RoHS compatible Approximate weight 0.003 g Package for Surface Mount Technology (SMT) Ni, gold-plated terminals Electrostatic Sensitive Device (ESD) 0,325 2 1 3 0,575 Features 0,25 bottom view side view 1,4 1,1 top view Pin configuration s 3,4 s 1 s 2,5 Input balanced Output unbalanced To be grounded Please read cautions and warnings and important notes at the end of this document. 2 March 02, 2007 SAW Components SAW Tx filter Preliminary data Characteristics Temperature range for specification: Terminating source impedance: Terminating load impedance: T = –20 ˚C to +75 ˚C ZS = 200 Ω || 27 nH (balanced) ZL = 50 Ω (unbalanced) LP05B1) typ. @ 25 ˚C 1880.0 B9428 1880.0 MHz min. Center frequency fC — max. — MHz Maximum insertion ...