177MHz SAW Filter 21MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBN17701 www. sipatsaw.com Features For IF SAW filter Single-ended operation Ceramic Surface Mount Package Small size RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz - 177 - Insertion Loss dB - 6.4 8 1 dB Bandwidth MHz 20 21.91 - 3 dB Bandwidth MHz 21 24.79 - Passband Variation dB - 0.9 1 Absolute Delay usec - 0.3 0.4 Group Delay variation(f0±10MHz) nsec - 35 100 Input VSWR dB 10 12 Output VSWR dB 10 15 10～149MHz dB 38 40 - 209～350MHz dB 40 42 - Ultimate Rejection Material Temperature coefficient KHz/°C -14.51 Substrate Material - 128LN Ambient Temperature °C 25 Operating Temperature Range °C -40 - +85 Storage Temperature Range °C -45 - +105 DC Voltage V Input Power dBm ESD Class - 0 - - 10 1 SMD3.8*3.8 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 LBN17701 Rev. Date 2007-12-20 Ver. 2.0 Fax: +86-23-62805284 Page www.sipatsaw.com / [email protected] 1/3 177MHz SAW Filter 21MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBN17701 www. sipatsaw.com Matching Configuration L1 INPUT 50Ω L1=120nH L2=100nH L2 OUTPUT 50Ω C1=6.8pF C2=15pF Source/Load Impedance=50 ohm C2 C1 Notes - Component values may change depending on board layout. Package Dimension Pad Configuration: 1.90 3.8 0.2 Input 2 Output 5 Ground All Others 1 5 2 1) •: Pad Number 1 Index 3 4 4 0.6 1.5MAX 3 2) SIPAT: Manufacturer Name 1.80 3) 17701: Part Number 4) 07XX: Date Code Package: SMD3.8*3.8 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Marking Configuration: 1.27 3.8 0.2 5 2 6 6 1 SIPAT 17701 07XX Part Number LBN17701 Rev. Date 2007-12-20 Ver. 2.0 Fax: +86-23-62805284 Page www.sipatsaw.com / [email protected] 2/3 177MHz SAW Filter 21MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBN17701 www. sipatsaw.com Typical Performance Frequency Respond Passband Respond Type Performance -6.3877 -5.3877 -16.3877 -5.8877 -26.3877 -6.3877 -36.3877 -6.8877 -46.3877 -7.3877 -56.3877 -7.8877 -66.3877 -8.3877 -76.3877 -8.8877 130 140 150 160 170 180 Frequency(MHz) 190 Horizontal: 10MHz/Div 200 210 220 160 Vertical: 10dB/Div 165 170 175 180 Horizontal: 5MHz/Div Group Delay Variation(f0±10MHz) 185 190 Vertical: 0.5dB/Div Phase Linearity(f0±10MHz) Type Performance Type Performance 380 20 360 15 10 340 X: 187 Y: 3.88 X: 167 Y: 3.019 5 X: 177 Y: 310.7 320 X: 167 Y: 305.5 X: 177 Y: -1.01 0 300 Degree(deg) Group Delay Time(ns) X: 187 Y: 286.9 280 -5 -10 260 -15 240 -20 220 -25 170 175 180 Frequency(MHz) Horizontal: 5MHz/Div 185 190 -30 195 Vertical: 20ns/Div 160 165 170 Horizontal: 5MHz/Div Smith Chart S11 +j2.0 +j5.0 0.0 0.5 ∞ -j5.0 -j0.2 +j2.0 +j0.2 0.2 5.0 2.0 1.0 0.5 195 Vertical: 5deg/Div +j0.5 +j5.0 +j0.2 ∞ -j5.0 -j0.2 -j2.0 -j0.5 -j2.0 -j1.0 -j1.0 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 190 +j1.0 +j0.5 -j0.5 185 Smith Chart S22 +j1.0 0.0 175 180 Frequency(MHz) 5.0 165 2.0 160 1.0 200 0.2 Magnitude(dB) -4.8877 Part Number LBN17701 Rev. Date 2007-12-20 Ver. 2.0 Fax: +86-23-62805284 Page www.sipatsaw.com / [email protected] 3/3