LBT83704

China Electronics Technology Group Corporation No.26 Research Institute 836.5MHz SAW Filter 25MHz Bandwidth Part Number: LBT83704 www.sipatsaw.com SIPAT Co., Ltd. Features For RF SAW filter Single-ended operation Ceramic Surface Mount Package Small size RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Center Frequency Insertion Loss(824～849MHz) Passband Variation(824～849MHz) Input/Output VSWR(824～849MHz) Ultimate Rejection 869～894MHz 920～2000MHz Unit MHz dB dB dB dB KHz/°C °C °C °C V dBm - Minimum 25 32 Typical 836.5 3.1 1 1.6 29 51 -26.8 42LT 25 Maximum 3.8 1.8 2 - Material Temperature coefficient Substrate Material Ambient Temperature Operating Temperature Range Storage Temperature Range DC Voltage Input Power ESD Class Package Size Notes: 1. 2. -30 -40 0 +85 +100 - 1A 15 SMD3.0*3.0 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. SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LBT83704 2011-07-11 1.0 Page 1/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 836.5MHz SAW Filter 25MHz Bandwidth Part Number: LBT83704 www.sipatsaw.com SIPAT Co., Ltd. Matching Configuration INPUT 50 2 5 OUTPUT 50 Source/Load Impedance=50 ohm 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: 1,3,4,6 2 H37D XXYY 5 3 1.50MAX 4 Marking Configuration: 0.9±0.08 1.50 6 1 2 3 1.3 0.60 1) •: Pad Number 1 Index 2) H37D: 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. LBT83704 2011-07-11 1.0 Page 2/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 836.5MHz SAW Filter 25MHz Bandwidth Part Number: LBT83704 www.sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Response Type Performance 7.8736 -2.1264 -12.1264 -1.6264 -0.6264 Passband Response Type Performance -1.1264 -22.1264 Magnitude(dB) Amplitude ripple(dB) -32.1264 -42.1264 -52.1264 -62.1264 -2.1264 -2.6264 -3.1264 -3.6264 -72.1264 -82.1264 -92.1264 -4.1264 -4.6264 740 760 780 800 820 840 860 Frequency(MHz) 880 900 920 810 820 830 840 Frequency(MHz) 850 860 Horizontal: 20MHz/Div Vertical: 10dB/Div Horizontal: 10MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f0±12.5MHz) Type Performance 140 40 Phase Linearity(f0±12.5MHz) Type Performance 120 30 100 20 80 Group Delay Time(ns) X: 824 Y: 53.14 X: 824 Y: 7.412 10 Degree(deg) X: 849 Y: 44.41 60 X: 849 Y: 4.88 0 40 20 -10 0 -20 -20 -30 -40 -40 -60 810 815 820 825 830 835 840 Frequency(MHz) 845 850 855 860 -50 810 815 820 825 830 835 840 Frequency(MHz) 845 850 855 860 Horizontal: 5MHz/Div Vertical: 20ns/Div Horizontal: 5MHz/Div Vertical: 10deg/Div Input VSWR(f0±12.5MHz) Type Performance (VSWR1) 2.5 2.5 Output VSWR(f0±12.5MHz) Type Performance (VSWR2) 2 2 Magnitude(dB) 1.5 X: 849 Y: 1.28 X: 824 Y: 1.188 Magnitude(dB) 1.5 X: 849 Y: 1.258 X: 824 Y: 1.181 1 1 0.5 800 810 820 830 840 Frequency(MHz) 850 860 870 0.5 800 810 820 830 840 Frequency(MHz) 850 860 870 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LBT83704 2011-07-11 1.0 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com