phone: +86-23-62920684 fax: +86-23-6280528 4 www.sipatsaw.com / sawmkt@sipat.com tel: +86-23-62808818 fax: +86-23-6280 8382 www.sipatsaw.com / sawmkt@sipat.com sipat sipat sipat sipat co., co., co., co., ltd. ltd. ltd. ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 part number lbt458 03 rev. date 20 12 - 0 9-18 ver. 1.0 page 1 / 4 china china electronics electronics technology technology group group corporation corporation no.26 no.26 research research institute institute 458 mhz saw filter 5mhz bandwidth sipat sipat sipat sipat sipat sipat sipat sipat co., co., co., co., co., co., co., co., ltd. ltd. ltd. ltd. ltd. ltd. ltd. ltd. www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com part part part part number: number: number: number: lbt458 lbt458 lbt458 lbt458 03 03 03 03 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 parameter parameter parameter unit unit unit unit minimum minimum minimum minimum typical typical typical typical maximum maximum maximum maximum center frequency mhz 457.5 insertion loss 455~460mhz db 4 4.5 1db bandwidth mhz 5 5 .09 vswr(455~460mhz) 1.7/1.7 2 attenuation 100~445mhz db 30 50 450~452.5mhz db 15 40 462.5~465mhz db 15 28 470~1000mhz db 30 45 material temperature coefficient khz/ c -14.6 substrate material - 42lt ambient temperature c 25 operating temperature range c 25 storage temperature range c -55 - +100 esd class - 1a package size smd5.0*5.0 notes: notes: notes: notes: 1. all specifications are based on the test circuit shown ; 2. in production, a ll specifications are measured by agilent 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.
phone: +86-23-62920684 fax: +86-23-6280528 4 www.sipatsaw.com / sawmkt@sipat.com tel: +86-23-62808818 fax: +86-23-6280 8382 www.sipatsaw.com / sawmkt@sipat.com sipat sipat sipat sipat co., co., co., co., ltd. ltd. ltd. ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 part number lbt458 03 rev. date 20 12 - 0 9-18 ver. 1.0 page 2 / 4 china china electronics electronics technology technology group group corporation corporation no.26 no.26 research research institute institute 458 mhz saw filter 5mhz bandwidth sipat sipat sipat sipat sipat sipat sipat sipat co., co., co., co., co., co., co., co., ltd. ltd. ltd. ltd. ltd. ltd. ltd. ltd. www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com part part part part number: number: number: number: lbt458 lbt458 lbt458 lbt458 03 03 03 03 matching configuration ? source/load source/load source/load source/load impedance=50 impedance=50 impedance=50 impedance=50 ohm ohm ohm ohm notes - component values may change depending on board layout. package dimension pad pad pad pad configuration configuration configuration configuration : : : : input 2 output 6 ground all others marking marking marking marking configuration configuration configuration configuration : : : : 1 ) sipat: manufacturer n ame 2 ) 45803 : part number 3 ) xxyy : date (year/month) 4) zz: identified code package: package: package: package: smd5.0*5.0 smd5.0*5.0 smd5.0*5.0 smd5.0*5.0 unit: unit: unit: unit: mm mm mm mm input input input input output output output output 50 50 50 50 50 50 50 50 1.27 0.10 2.08 0.15 1.20 0.15 2.54 0.10 0.60 0.10 1 2 3 6 5 7 8 4 5.00 0.15 5.00 0.15 1.35 0.25 1 2 3 6 7 5 8 4
phone: +86-23-62920684 fax: +86-23-6280528 4 www.sipatsaw.com / sawmkt@sipat.com tel: +86-23-62808818 fax: +86-23-6280 8382 www.sipatsaw.com / sawmkt@sipat.com sipat sipat sipat sipat co., co., co., co., ltd. ltd. ltd. ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 part number lbt458 03 rev. date 20 12 - 0 9-18 ver. 1.0 page 3 / 4 china china electronics electronics technology technology group group corporation corporation no.26 no.26 research research institute institute 458 mhz saw filter 5mhz bandwidth sipat sipat sipat sipat sipat sipat sipat sipat co., co., co., co., co., co., co., co., ltd. ltd. ltd. ltd. ltd. ltd. ltd. ltd. www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com part part part part number: number: number: number: lbt458 lbt458 lbt458 lbt458 03 03 03 03 typical performance frequency respon se passband respon se 430 440 450 460 470 480 490 -92.8711 -82.8711 -72.8711 -62.8711 -52.8711 -42.8711 -32.8711 -22.8711 -12.8711 -2.8711 7.1289 type performance frequency(mhz) magnitude(db) 450 452 454 456 458 460 462 464 466 -5.3711 -4.8711 -4.3711 -3.8711 -3.3711 -2.8711 -2.3711 -1.8711 -1.3711 -0.8711 -0.3711 type performance frequency(mhz) amplitude ripple(db) horizontal: 10 mhz /div vertical: 10db /div horizontal: 2 mhz /div vertical: 0.5db /div vswr s11 vswr s22 452 454 456 458 460 462 464 1 2 3 4 5 6 7 x: 455 y: 1.494 type performance (vswr1) frequency(mhz) magnitude(db) x: 460 y: 1.272 448 450 452 454 456 458 460 462 464 466 1 2 3 4 5 6 7 8 9 x: 455 y: 1.57 type performance (vswr2) frequency(mhz) magnitude(db) x: 460 y: 1.173 horizontal: 2 mhz /div vertical: 1 ns /div horizontal: 2 mhz /div vertical: 1 deg /div smith chart s11 smith chart s 22 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
phone: +86-23-62920684 fax: +86-23-6280528 4 www.sipatsaw.com / sawmkt@sipat.com tel: +86-23-62808818 fax: +86-23-6280 8382 www.sipatsaw.com / sawmkt@sipat.com sipat sipat sipat sipat co., co., co., co., ltd. ltd. ltd. ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 part number lbt458 03 rev. date 20 12 - 0 9-18 ver. 1.0 page 4 / 4 china china electronics electronics technology technology group group corporation corporation no.26 no.26 research research institute institute 458 mhz saw filter 5mhz bandwidth sipat sipat sipat sipat sipat sipat sipat sipat co., co., co., co., co., co., co., co., ltd. ltd. ltd. ltd. ltd. ltd. ltd. ltd. www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com www.sipatsaw.com part part part part number: number: number: number: lbt458 lbt458 lbt458 lbt458 03 03 03 03
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