455MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT45505 www.sipatsaw.com Features For RF SAW filter Single-ended operation Ceramic Surface Mount Package Small size No matching required for operation at 50Ω RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz - 455 - Insertion Loss(452.5～457.5MHz) dB - 1.8 2.4 Passband Variation(452.5～457.5MHz) dB - 0.7 1 Input/Output VSWR(452.5～457.5MHz) - - 1.8 2 0.3～350MHz dB 25 27 - 350～445MHz dB 23 24 - 462.5～467.5MHz dB 42 44 - 467.5～905MHz dB 22 28 - 905～915MHz dB 22 24 - 915～1500MHz dB 20 22 - @3640.0MHz dB 14 17 - Ultimate Rejection Material Temperature coefficient KHz/°C -14.6 Substrate Material - 42LT Ambient Temperature °C 25 Operating Temperature Range °C -40 - +85 Storage Temperature Range °C -40 - +85 DC Voltage V Input Power dBm ESD Class - 0 - - 30 1A SMD3.0*3.0 Package Size Notes: 1. All specifications are based on the test circuit shown; 2. In production, all 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. SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LBT45505 Rev. Date 2010-10-10 Ver. 2.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/3 455MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT45505 www.sipatsaw.com Matching Configuration Source/Load Impedance=50 ohm OUTPUT 50Ω INPUT 50Ω Notes - Component values may change depending on board layout. Package Dimension 3.00±0.10 Pad Configuration: 1 D55E XXYY 5 3 Input: 2 Output: 5 3.00±0.10 2 6 Ground: All Others 1.25±0.17 4 Marking Configuration: 1.15±0.12 1) •: Pad Number 1 Index 2) D55E: Part Number 1.50 1 5 2 4 3 1.30 0.85 Package: SMD3.0*3.0 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 0.60 1.60 3) XXYY: Date(Year/month) 6 Part Number LBT45505 Rev. Date 2010-10-10 Ver. 2.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/3 455MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT45505 www.sipatsaw.com Typical Performance Frequency Response Passband Response Type Performance Type Performance 8.996 0.496 -1.004 -0.004 -11.004 -0.504 -1.004 Amplitude ripple(dB) -31.004 -41.004 -51.004 -1.504 -2.004 -61.004 -2.504 -71.004 -3.004 -81.004 -91.004 410 420 430 440 450 460 470 Frequency(MHz) Horizontal: 10MHz/Div 480 490 -3.504 446 500 Vertical: 10dB/Div 448 450 452 454 456 Frequency(MHz) 458 Horizontal: 2MHz/Div Group Delay Variation(f0±2.5MHz) 460 462 464 Vertical: 0.5dB/Div Phase Linearity(f0±2.5MHz) Type Performance Type Performance 10 140 8 6 120 4 X: 452.5 Y: 85.72 X: 452.5 Y: 1.61 2 X: 457.5 Y: 84.71 Degree(deg) Group Delay Time(ns) 100 80 X: 457.5 Y: -0.4758 0 -2 60 -4 40 -6 -8 20 450 451 452 453 454 455 Frequency(MHz) 456 Horizontal: 1MHz/Div 457 458 459 -10 450 460 Vertical: 20ns/Div 451 452 453 454 455 Frequency(MHz) 456 Horizontal: 1MHz/Div VSWR11(f0±2.5MHz) 457 458 459 460 Vertical: 2deg/Div VSWR22(f0±2.5MHz) Type Performance (VSWR1) Type Performance (VSWR2) 2.6 2.6 2.4 2.4 2.2 2.2 2 2 X: 457.5 Y: 1.819 Magnitude(dB) X: 457.5 Y: 1.819 Magnitude(dB) Magnitude(dB) -21.004 1.8 1.6 1.6 X: 452.5 Y: 1.395 X: 452.5 Y: 1.364 1.4 1.8 1.4 1.2 1.2 1 1 0.8 0.8 448 450 452 454 456 Frequency(MHz) 458 460 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 462 448 450 452 454 456 Frequency(MHz) Part Number LBT45505 Rev. Date 2010-10-10 Ver. 2.0 Fax: +86-23-62808382 458 460 Page www.sipatsaw.com / [email protected] 462 3/3