LB140DS35

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(f0±1MHz) 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 50Ω C2 L2=27nH INPUT 50Ω 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(f0±1MHz) Type Performance 1200 6 Phase Linearity(f0±1MHz) 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