tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBN08028 rev. date 2007-11-15 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 1.0 page 1/3 c c h h i i n n a a e e l l e e c c t t r r o o n n i i c c s s t t e e c c h h n n o o l l o o g g y y g g r r o o u u p p c c o o r r p p o o r r a a t t i i o o n n n n o o . . 2 2 6 6 r r e e s s e e a a r r c c h h i i n n s s t t i i t t u u t t e e 80mhz low-loss saw filter 10mhz bandwidth s s i i p p a a t t c c o o . . , , l l t t d d . . w w w w w w . . s s i i p p a a t t s s a a w w . . c c o o m m part number: LBN08028 features ? for if low-loss saw filter ? single-ended operation ? small size ? rohs compliant (2002/95/ec), pb-free specifications parameter unit minimum typical maximum center frequency mhz 79.7 80 80.3 insertion loss db - 8 10 1 db bandwidth mhz 10 11.11 - 3 db bandwidth mhz - 12.34 - passband variation db - 0.8 1 absolute delay usec - 0.97 - ultimate rejection(f011mhz) db 40 42 - material temperature coefficient khz/c -7.52 substrate material - yz ln ambient temperature c 25 operating temperature range c -40 - +85 storage temperature range c -45 - +105 dc voltage v 0 input power dbm - - 10 esd class - 1 package size smd13.3*6.5a notes: 1. all specifications are based on the test circuit shown; 2. in production, all specifications are measured by ag ilent network analyzer and full 2 port calibration at room temperature; 3. electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances; 4. this is the optimum impedance in order to achieve the performance show.
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBN08028 rev. date 2007-11-15 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 1.0 page 2/3 c c h h i i n n a a e e l l e e c c t t r r o o n n i i c c s s t t e e c c h h n n o o l l o o g g y y g g r r o o u u p p c c o o r r p p o o r r a a t t i i o o n n n n o o . . 2 2 6 6 r r e e s s e e a a r r c c h h i i n n s s t t i i t t u u t t e e 80mhz low-loss saw filter 10mhz bandwidth s s i i p p a a t t c c o o . . , , l l t t d d . . w w w w w w . . s s i i p p a a t t s s a a w w . . c c o o m m part number: LBN08028 matching configuration l1=(180+39)nh l2=(150+22)nh c1=27pf c2=36pf source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension package: smd13.3*6.5a unit: mm pad configuration: input 10 output 5 ground all others marking configuration: 1) ?: pad number 1 index 2) sipat: manufacturer name 3) LBN08028: part number 4) 07xx: date code 13.3 +0.2 -0.1 6.5 +0.2 -0.1 0.4 0.76 2.9 1.02 0.6 1.91 1.56 0.1 sipat LBN08028 07xx c1 input output 50 50 l1 l2 c2
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBN08028 rev. date 2007-11-15 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 1.0 page 3/3 c c h h i i n n a a e e l l e e c c t t r r o o n n i i c c s s t t e e c c h h n n o o l l o o g g y y g g r r o o u u p p c c o o r r p p o o r r a a t t i i o o n n n n o o . . 2 2 6 6 r r e e s s e e a a r r c c h h i i n n s s t t i i t t u u t t e e 80mhz low-loss saw filter 10mhz bandwidth s s i i p p a a t t c c o o . . , , l l t t d d . . w w w w w w . . s s i i p p a a t t s s a a w w . . c c o o m m part number: LBN08028 typical performance frequency respond passband respond 40 50 60 70 80 90 100 110 120 -98.0869 -88.0869 -78.0869 -68.0869 -58.0869 -48.0869 -38.0869 -28.0869 -18.0869 -8.0869 1.9131 type performance frequency(mhz) magnitude(db) 70 75 80 85 90 -10.0869 -9.5869 -9.0869 -8.5869 -8.0869 -7.5869 -7.0869 -6.5869 horizontal: 10mhz/div vertical: 10db/div horizontal: 5mhz/div vertical: 0.5db/div group delay variation(f05mhz) phase linearity(f05mhz) 70 75 80 85 90 600 700 800 900 1000 1100 1200 x: 80 y: 977.4 type performance frequency(mhz) group delay time(ns) x: 85 y: 912.1 x: 75 y: 967 70 75 80 85 90 -25 -20 -15 -10 -5 0 5 10 15 x: 75 y: 2.447 type performance frequency(mhz) degree(deg) x: 85 y: 1.728 x: 80 y: -0.7096 horizontal: 5mhz/div vertical: 100ns/div horizontal: 5mhz/div vertical: 5deg/div smith chart s11 smith chart s22 0.2 0.5 1.0 2.0 5.0 +j0.2 -j0.2 +j0.5 -j0.5 +j1.0 -j1.0 +j2.0 -j2.0 +j5.0 -j5.0 0.0 0.2 0.5 1.0 2.0 5.0 +j0.2 -j0.2 +j0.5 -j0.5 +j1.0 -j1.0 +j2.0 -j2.0 +j5.0 -j5.0 0.0
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