137.5MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT13814 www.sipatsaw.com Features For IF SAW filter High attenuation Single-ended operation Dual In-line Package RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz 137.4 137.5 137.6 Insertion Loss dB - 25.1 28 1.5 dB Bandwidth MHz 4.95 5.04 - 3 dB Bandwidth MHz 5 5.17 - 30 dB Bandwidth MHz - 5.79 5.85 40 dB Bandwidth MHz - 5.88 - Passband Variation dB - 0.9 1.5 Absolute Delay usec - 4.1 - Ultimate Rejection(f0±15MHz) dB 55 57 - Material Temperature coefficient KHz/°C -2.48 Substrate Material - 112LT Ambient Temperature °C 25 DC Voltage V 0 Input Power dBm ESD Class - - - 10 1A DIP3512 (35.0x12.8x4.7mm3) Package Size Notes: 1. All specifications are based on the test circuit shown; 2. 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 LBT13814 Rev. Date 2011-03-23 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/3 137.5MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT13814 www.sipatsaw.com Matching Configuration L1 INPUT 50Ω L2 OUTPUT 50Ω L1=27nH L2=47nH C1=47pF C2=27pF Source/Load Impedance=50 ohm C1 C2 Notes - Component values may change depending on board layout. Package Dimension 35.00 0.50 Pad Configuration: 12.80 0.50 SIPAT LBT13814 XXYYZZ 1 Output 5 Ground All Others 4.70 0.50 4.50 0.50 0.45 0.05 Input Marking Configuration: 1) SIPAT: Manufacturer Name 2) LBT13814: Part Number 3) XXYY: Date(Year/month) 4) ZZ: Identified Code 2.54 0.20 2.54 0.20 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 5 6 1 Package: DIP3512 7.62 0.50 4 3 2 25.40 0.50 Part Number LBT13814 Rev. Date 2011-03-23 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/3 137.5MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT13814 www.sipatsaw.com Typical Performance Frequency Response Passband Response Type Performance Type Performance -15.0626 -23.5626 -25.0626 -24.0626 -35.0626 -24.5626 -25.0626 Amplitude ripple(dB) -55.0626 -65.0626 -75.0626 -25.5626 -26.0626 -85.0626 -26.5626 -95.0626 -27.0626 -105.0626 -115.0626 -27.5626 125 130 135 140 Frequency(MHz) Horizontal: 5MHz/Div 145 133 150 Vertical: 10dB/Div 134 135 136 137 138 Frequency(MHz) Horizontal: 1MHz/Div Group Delay Variation(f0±2.5MHz) 139 140 141 142 Vertical: 0.5dB/Div Phase Linearity(f0±2.5MHz) Type Performance Type Performance 5200 25 5000 20 4800 15 4600 10 4400 5 X: 137.5 Y: 4118 X: 140 Y: 4038 4000 -5 -10 3600 -15 3400 -20 3200 -25 135 136 137 138 Frequency(MHz) 139 Horizontal: 1MHz/Div 140 141 -30 142 Vertical: 200ns/Div 133 134 135 136 Horizontal: 1MHz/Div Smith Chart S11 +j2.0 142 +j5.0 0.0 0.5 ∞ -j5.0 -j0.2 +j2.0 +j0.2 0.2 5.0 2.0 1.0 0.5 0.2 141 Vertical: 5deg/Div +j0.5 +j5.0 +j0.2 ∞ -j5.0 -j0.2 -j2.0 -j2.0 -j0.5 -j1.0 -j1.0 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 140 +j1.0 +j0.5 -j0.5 139 Smith Chart S22 +j1.0 0.0 137 138 Frequency(MHz) 5.0 134 2.0 133 X: 137.5 Y: -2.044 0 3800 3000 X: 135 Y: 1.664 1.0 X: 135 Y: 4109 4200 Degree(deg) X: 140 Y: 5.427 Group Delay Time(ns) Magnitude(dB) -45.0626 Part Number LBT13814 Rev. Date 2011-03-23 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 3/3