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| China Electronics Technology Group Corporation No.26 Research Institute 140MHz SAW Filter 3MHz Bandwidth Part Number: LB140DS35 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 30 dB Bandwidth Passband Variation Group Delay Variation(f01MHz) Absolute Delay Ultimate Rejection Material Temperature coefficient Substrate Material Ambient Temperature Operating Temperature Range Storage Temperature Range 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 nsec usec dB KHz/C C C C V dBm - Minimum 139.85 1.9 2.8 40 Typical 140 11 2.15 2.97 5.58 0.2 37 1.05 51 -2.52 112LT 25 Maximum 140.15 15 6 0.8 100 - -40 -45 0 +85 +105 - 1A 10 SMD13.3*6.5A SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LB140DS35 2008-09-18 1.0 Page 1/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 140MHz SAW Filter 3MHz Bandwidth Part Number: LB140DS35 www.sipatsaw.com SIPAT Co., Ltd. Matching Configuration L1 L2 L1=22nH OUTPUT 50 C2 L2=27nH INPUT 50 C1 C1=C2=56pF Source/Load Impedance=50 ohm Notes - Component values may change depending on board layout. Package Dimension +0.2 13.3-0.1 Pad Configuration: SIPAT LB140DS35 XXYYZZ Input: +0.2 6.5-0.1 10 Output: 5 Ground: All Others 0.4 1.56 0.1 0.76 Marking Configuration: 1) *: Pad Number 1 Index 2) SIPAT: Manufacturer Name 3) LB140DS35: Part Number 4) XXYY: Date(Year/month) 5) ZZ: Identified Code 2.9 0.51 1.02 1.91 0.6 Package: SMD13.3*6.5A 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. LB140DS35 2008-09-18 1.0 Page 2/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 140MHz SAW Filter 3MHz Bandwidth Part Number: LB140DS35 www.sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Respond Type Performance -1.0566 -11.0566 -21.0566 -10.5566 -9.5566 Passband Respond Type Performance -10.0566 -31.0566 Magnitude(dB) Amplitude ripple(dB) -41.0566 -51.0566 -61.0566 -71.0566 -11.0566 -11.5566 -12.0566 -12.5566 -81.0566 -91.0566 -101.0566 125 -13.0566 130 135 140 Frequency(MHz) 145 150 155 -13.5566 136 137 138 139 140 Frequency(MHz) 141 142 143 144 Horizontal: 5MHz/Div Vertical: 10dB/Div Horizontal: 1MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f01MHz) Type Performance 1200 6 Phase Linearity(f01MHz) Type Performance 1150 4 1100 X: 139 Y: 1054 2 X: 139 Y: 0.365 X: 141 Y: 0.2323 Group Delay Time(ns) X: 141 Y: 1051 1000 Degree(deg) 1050 X: 140 Y: 1034 0 X: 140 Y: -0.3521 -2 950 -4 900 -6 850 137.5 138 138.5 139 139.5 140 Frequency(MHz) 140.5 141 141.5 142 142.5 -8 137.5 138 138.5 139 139.5 140 Frequency(MHz) 140.5 141 141.5 142 142.5 Horizontal: 0.5MHz/Div Vertical: 50ns/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. LB140DS35 2008-09-18 1.0 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com |
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