design and speci? cations are each subject to change without notice. ask factory for the current technical speci? cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. saw devices(saw duplexers) e 1 f 2 s 3 d 4567891011 ef mf product code efsd saw duplexer 836/881 mhz 1950/2140 mhz nominal center frequency 836m 1950 (example) 12 design no. package 3.0 2.5 mm 3.0 2.5 mm 2.5 2.0 mm 2.5 2.0 mm f1 f2 j1 j2 saw duplexers t ype: efsd f efsd j saw duplexer for cellular te lephone which incorporates highly-precise interdigited electrodes achieves low insertion loss, high selectivity. and unique electrode material achieves high power durability thus the duplexer has wide applications to antenna duplexer circuits for cell ular telephones. explanation of part numbers recommended applications the antenna duplexer for cellular telephone features stable against severe conditions of vibration and shock thanks to the unique monolithic construction of the ? lter low insertion loss and excellent selectivity contributes to circuit simpli? cation and adjustment free saves the hight on pc board apr. 2008
design and speci? cations are each subject to change without notice. ask factory for the current technical speci? cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. saw devices(saw duplexers) j type f type 0.600 0.100 1.10 4-0.65 0.95 max. 2.5 0.10 3.0 0.10 0.100 8-0.50 8-0.500 0.100 0.90 4-0.55 0.95 max. 2.0 0.10 2.5 0.10 0.100 8-0.40 8-0.400 ratings and characteristics ? ub : unbalance, b : balance dimensions in mm (not to scale) part no. system nominal center frequency input/output impedance size package efsd836mf1 cdma umts band v 83 6. 5/ 88 1. 5 mhz ub-ub(50 -50 ) 3.0 2.5 mm f efsd836mf2 efsd836mj1 2.5 2.0 mm j efsd836mj2 efsd1950j1 umts band i 1950/2140 mhz ub-ub(50 -50 )2.5 2.0 mm j efsd1950j2 apr. 2008
design and speci? cations are each subject to change without notice. ask factory for the current technical speci? cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. saw devices(saw duplexers) t 1 p 0 p 2 b t 2 a p 1 w fe d 0 d e c a t w b embossed carrier taping taping reel f type f, j type j type packaging methods (taping) minimum quantity / packing unit symbol a b c d e w t dim. (mm) 178? 60.0?.0 13.0?.5 21.0?.0 2.0?.5 9.0?.0 max. 3 part numb er packaging style quantity packaging quantity in carton carton dimensions in mm (l w h) efsd f em bossed carrier taping 2000 pcs./reel 10000 pcs. 230?20?3 efsd j em bossed carrier taping 2000 pcs./reel 10000 pcs. 230?20?3 symbol w f e p 0 p 1 p 2 d 0 t 1 t 2 ab di m. (mm) 8.0?.2 3.50?.05 1.75?.10 4.0?.1 4.0?.1 2.00?.05 1.50 +0.1 0.25?.05 1.00?.05 2.9?.05 3.40?.05 ? symbol w f e p 0 p 1 p 2 d 0 t 1 t 2 ab di m. (mm) 8.0?.2 3.50?.05 1.75?.10 4.0?.1 4.0?.1 2.00?.05 1.50 +0.1 0.25?.05 1.10?.10 2.3?.1 2.8?.1 ? feb. 2009
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