LB140DS50

China Electronics Technology Group Corporation No.26 Research Institute 140MHz SAW Filter 1MHz Bandwidth Part Number: LB140DS50 www.sipatsaw.com SIPAT Co., Ltd. Features For IF SAW filter Single-ended operation Ceramic Surface Mount Package Small size RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Center Frequency Insertion Loss 1 dB Bandwidth 3 dB Bandwidth 40 dB Bandwidth Passband Variation Absolute Delay Ultimate Rejection Material Temperature coefficient Substrate Material Ambient Temperature DC Voltage Input Power ESD Class Package Size Notes: 1. 2. All specifications are based on the test circuit shown; 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. Unit MHz dB MHz MHz MHz dB usec dB KHz/°C °C V dBm - Minimum 139.85 1 48 Typical 140 13 1.14 1.77 4.1 0.1 1.26 51 0.14 Qz 25 0 Maximum 140.15 15 4.5 1 - - 1C 10 SMD13.3*6.5 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LB140DS50 2010-12-13 1.0 Page 1/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 140MHz SAW Filter 1MHz Bandwidth Part Number: LB140DS50 www.sipatsaw.com SIPAT Co., Ltd. Matching Configuration L1 L2 L1=150nH L2=(120+15)nH OUTPUT 50Ω C2 Notes - Component values may change depending on board layout. INPUT 50Ω C1 C1=C2=56pF Source/Load Impedance=50 ohm Package Dimension 13.3±0.2 Pad Configuration: 7 6.5±0.2 10 11 12 1 9 8 Input: 11 6 5 SIPAT LB140DS50 XXYYZZ 2 3 4 Output: 5 Ground: All Others Marking Configuration: 1.61±0.2 1) •: Pad Number 1 Index 2) SIPAT: Manufacturer Name 3) LB140DS50: Part Number 4) XXYY: Date(Year/month) 7.62±0.15 1 12 11 10 2.54±0.15 2 3 4 5 2.54±0.15 1.5±0.15 5) ZZ: Identified Code 6 9 8 7 0.8±0.13 Package: SMD13.3*6.5 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LB140DS50 2010-12-13 1.0 Page 2/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 140MHz SAW Filter 1MHz Bandwidth Part Number: LB140DS50 www.sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Response Type Performance -2.9732 -12.9732 -22.9732 -12.4732 -11.4732 Passband Response Type Performance -11.9732 -32.9732 Magnitude(dB) A m plitude ripple(dB ) -42.9732 -52.9732 -62.9732 -72.9732 -12.9732 -13.4732 -13.9732 -14.4732 -82.9732 -92.9732 -102.9732 125 -14.9732 130 135 140 Frequency(MHz) 145 150 155 -15.4732 138 138.5 139 139.5 140 Frequency(MHz) 140.5 141 141.5 142 Horizontal: 5MHz/Div Vertical: 10dB/Div Horizontal: 0.5MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f0±0.5MHz) Type Performance 1700 10 Phase Linearity(f0±0.5MHz) Type Performance 1600 8 6 1500 4 1400 2 Degree(deg) X: 140.5 Y: 1273 G roup Delay T im e(ns ) 1300 X: 139.5 Y: 1283 0 X: 139.5 Y: 0.4744 1200 X: 140 Y: 1227 X: 140 Y: -0.1667 X: 140.5 Y: 0.4906 -2 1100 -4 1000 -6 900 -8 800 138 138.5 139 139.5 140 Frequency(MHz) 140.5 141 141.5 142 -10 138 138.5 139 139.5 140 Frequency(MHz) 140.5 141 141.5 142 Horizontal: 0.5MHz/Div Vertical: 100ns/Div Horizontal: 0.5MHz/Div Vertical: 2deg/Div Smith Chart S11 +j1.0 +j0.5 +j2.0 Smith Chart S22 +j1.0 +j0.5 +j2.0 +j0.2 +j5.0 +j0.2 +j5.0 0.2 0.5 1.0 2.0 5.0 0.2 0.5 1.0 2.0 0.0 ∞ 5.0 0.0 ∞ -j0.2 -j5.0 -j0.2 -j5.0 -j0.5 -j1.0 -j2.0 -j0.5 -j1.0 -j2.0 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LB140DS50 2010-12-13 1.0 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com