LBT89803

China Electronics Technology Group Corporation No.26 Research Institute 897.5MHz SAW Filter 35MHz Bandwidth Part Number: LBT89803 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(880～915MHz) VSWR(880～915MHz) Passband Variation(880～915MHz) DC～860MHz Ultimate Rejection 925～935MHz 935～960MHz 960～3660MHz Material Temperature coefficient Substrate Material Ambient Temperature 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 dB dB dB dB dB KHz/°C °C V dBm - Minimum 17 4 20 20 Typical 897.5 1.5 1.8 0.5 19 18 23 20 -28.7 42LT 25 0 Maximum 2.5 2 1.3 - - 1A 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. LBT89803 2011-05-11 1.0 Page 1/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 897.5MHz SAW Filter 35MHz Bandwidth Part Number: LBT89803 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 H98C XXYY 5 3 1.24±0.18 4 Marking Configuration: 0.89±0.08 1.50 1) •: Pad Number 1 Index 2) H98C: Part Number 3) XXYY: Date(Year/month) 6 1.60 5 4 0.76 1 2 3 0.61 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. LBT89803 2011-05-11 1.0 Page 2/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 897.5MHz SAW Filter 35MHz Bandwidth Part Number: LBT89803 www.sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Response Type Performance 9.3045 0.8045 Passband Response Type Performance -0.6955 0.3045 -10.6955 -0.1955 -20.6955 -0.6955 Amplitude ripple(dB) 800 850 900 Frequency(MHz) 950 1000 -30.6955 Magnitude(dB) -40.6955 -1.1955 -50.6955 -1.6955 -60.6955 -2.1955 -70.6955 -2.6955 -80.6955 -90.6955 750 -3.1955 850 860 870 880 890 900 Frequency(MHz) 910 920 930 940 Horizontal: 50MHz/Div Vertical: 10dB/Div Horizontal: 10MHz/Div Vertical: 0.5dB/Div Group Delay Variation(880～915MHz) Type Performance 80 50 Phase Linearity(880～915MHz) Type Performance 40 60 30 20 40 Group Delay Time(ns) X: 880 Y: 26.54 X: 915.1 Y: 28.21 X: 880 Y: 6.472 X: 910 Y: 5.441 10 Degree(deg) 860 870 880 890 900 Frequency(MHz) 910 920 930 940 0 20 -10 -20 0 -30 -20 -40 -50 -40 -60 860 870 880 890 900 Frequency(MHz) 910 920 930 940 Horizontal: 10MHz/Div Vertical: 20ns/Div Horizontal: 10MHz/Div Vertical: 10deg/Div Input VSWR(880～915MHz) Type Performance (VSWR1) 3 3 Output VSWR(880～915MHz) Type Performance (VSWR2) 2.5 2.5 2 Magnitude(dB) X: 880 Y: 1.725 2 Magnitude(dB) X: 880 Y: 1.722 1.5 1.5 X: 915.1 Y: 1.088 X: 914.1 Y: 1.082 1 1 0.5 840 850 860 870 880 890 900 Frequency(MHz) 910 920 930 940 950 0.5 840 850 860 870 880 890 900 Frequency(MHz) 910 920 930 940 950 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LBT89803 2011-05-11 1.0 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com