tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBT41302 rev. date 2008-11-04 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 414.5mhz saw filter 2mhz 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: LBT41302 features ? for rf saw filter ? single-ended operation ? ceramic surface mount package ? small size ? no matching required for operation at 50 ? ? rohs compliant (2002/95/ec), pb-free specifications parameter unit minimum typical maximum center frequency mhz - 414.5 - insertion loss db - 1.5 3 1 db bandwidth mhz 2 7.05 - passband variation db - 0.7 1.3 ultimate rejection(@408.5mhz) db 15 33 - material temperature coefficient khz/c -13.26 substrate material - 42lt 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 - 1a package size smd3.8*3.8 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 LBT41302 rev. date 2008-11-04 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 414.5mhz saw filter 2mhz 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: LBT41302 matching configuration source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension package: smd3.8*3.8 unit: mm pad configuration: input: 2 output: 5 ground: all others marking configuration: 1) ?: pad number 1 index 2) sipat: manufacturer name 3) 41302: part number 4) xxyy: date(year/month) 5) zz: identified code input output 50 50 1.80 0.60 1.90 1.27 1.5max 3.80 0.2 3.80 0.2 12 3 5 4 6 1 2 3 6 5 4 sipat 41302 xxyyzz
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBT41302 rev. date 2008-11-04 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 414.5mhz saw filter 2mhz 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: LBT41302 typical performance frequency respond passband respond 370 380 390 400 410 420 430 440 450 460 -91.5473 -81.5473 -71.5473 -61.5473 -51.5473 -41.5473 -31.5473 -21.5473 -11.5473 -1.5473 8.4527 type performance frequency(mhz) magnitude(db) 405 410 415 420 425 -4.0473 -3.5473 -3.0473 -2.5473 -2.0473 -1.5473 -1.0473 -0.5473 -0.0473 type performance frequency(mhz) amplitude ripple(db) horizontal: 10mhz/div vertical: 10db/div horizontal: 5mhz/div vertical: 0.5db/div group delay variation(f01mhz) phase linearity(f01mhz) 410 411 412 413 414 415 416 417 418 419 0 20 40 60 80 100 120 140 160 180 200 x: 414.5 y: 113 type performance frequency(mhz) group delay time(ns) x: 415.5 y: 111.6 x: 413.5 y: 116.2 410 411 412 413 414 415 416 417 418 419 -12 -10 -8 -6 -4 -2 0 2 4 6 8 x: 414.5 y: -1.624 type performance frequency(mhz) degree(deg) x: 415.5 y: -1.074 x: 413.5 y: -0.9857 horizontal: 1mhz/div vertical: 20ns/div horizontal: 1mhz/div vertical: 2deg/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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