LBT83703

China Electronics Technology Group Corporation No.26 Research Institute 837MHz SAW Filter 25MHz Bandwidth Part Number: LBT83703 www.sipatsaw.com SIPAT Co., Ltd. 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 Center Frequency Insertion Loss(824~849MHz) 1.5 dB Bandwidth 3 dB Bandwidth Passband variation(824~849MHz) DC～800MHz Ultimate Rejection 869～925MHz 925～2000MHz Material Temperature coefficient Substrate Material Ambient Temperature Operating Temperature Range Storage Temperature Range DC Voltage Input Power ESD Class Package Size Notes: 1. 2. 3. 4. 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; Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances; This is the optimum impedance in order to achieve the performance show. Unit MHz dB MHz MHz dB dB dB dB KHz/°C °C °C °C V dBm - Minimum 25 34.8 40 28 35 Typical 836.5 2.5 29.57 35.25 0.6 50 31 37 -26.78 42LT 25 Maximum 3.5 1.5 - -40 -45 - 0 1A +85 +105 10 SMD3.0*3.0 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LBT83703 2009-09-28 1.0 Page 1/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 837MHz SAW Filter 25MHz Bandwidth Part Number: LBT83703 www.sipatsaw.com SIPAT Co., Ltd. Matching Configuration Source/Load Impedance=50 ohm INPUT 50Ω OUTPUT 50Ω Notes - Component values may change depending on board layout. Package Dimension 3.00±0.10 1 6 3.00±0.10 Pad Configuration: Input: 2 Output: 5 Ground: All Others 2 83703 XXYY 5 3 1.50MAX 4 0.9±0.08 1.50 6 1 2 3 1.30 0.85 0.60 Marking Configuration: 1) •: Pad Number 1 Index 2) 83703: Part Number 3) XXYY: Date(Year/month) 1.60 5 4 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 Part Number Rev. Date Ver. LBT83703 2009-09-28 1.0 Page 2/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 837MHz SAW Filter 25MHz Bandwidth Part Number: LBT83703 www.sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Respond Type Performance 8.5569 -1.4431 -11.4431 -0.9431 0.0569 Passband Respond Type Performance -0.4431 -21.4431 Magnitude(dB) A m plitude ripple(dB ) -31.4431 -41.4431 -51.4431 -61.4431 -1.4431 -1.9431 -2.4431 -2.9431 -71.4431 -81.4431 -91.4431 740 760 780 800 820 840 860 Frequency(MHz) 880 900 920 -3.4431 -3.9431 800 810 820 830 840 Frequency(MHz) 850 860 870 Horizontal: 20MHz/Div Vertical: 10dB/Div Horizontal: 10MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f0±12.5MHz) Type Performance 140 50 Phase Linearity(f0±12.5MHz) Type Performance 120 40 100 30 80 20 X: 824 Y: 8.072 60 G roup Delay T im e(ns ) X: 824 Y: 49.82 X: 849 Y: 48.58 10 X: 849 Y: 6.197 20 X: 836.5 Y: 33.7 D egree(deg) 40 0 X: 836.6 Y: -4.235 -10 0 -20 -20 -30 -40 -40 -60 -50 -80 810 820 830 Frequency(MHz) 840 850 860 -60 810 820 830 Frequency(MHz) 840 850 860 Horizontal: 10MHz/Div Vertical: 20ns/Div Horizontal: 10MHz/Div Vertical: 10deg/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 ∞ 0.0 5.0 ∞ -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. LBT83703 2009-09-28 1.0 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com