LB070DS25 SIPAT | Alldatasheet

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— For IF SAW filter — Single-ended operation — Ceramic Surface Mount Package — Small size — RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz 69.8 70 70.2 Insertion Loss dB - 15.4 18.5 1.2 dB Bandwidth MHz 27.2 27.38 - 3 dB Bandwidth MHz 28 28.98 - 35dB Bandwidth MHz - 34.2 34.65 Passband Variation(f0±12.5MHz) dB - 0.9 1 Group Delay Variation(f0±12.5MHz) nsec - 100 120 Absolute Delay usec - 1.03 - Ultimate Rejection dB 35 40 - Material Temperature coefficient KHz/°C -6.58 Substrate Material - YZ LN Ambient Temperature °C 25 Operating Temperature Range °C -40 - +85 Storage Temperature Range °C -45 - +105 DC Voltage V 0 Input Power dBm - - 10 ESD Class - 1A Notes: 1. All specifications are based on the test circuit shown; 2. In production, all specifications are measured by Ag ilent 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.

Tel: +86-23-62808818 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com Part Number LB070DS25 Rev. Date 2008-11-25 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Ver. 1.0 Page 2/3 CChhiinnaa EElleeccttrroonniiccss TTeecchhnnoollooggyy GGrroouupp CCoorrppoorraattiioonn NNoo..2266 RReesseeaarrcchh IInnssttiittuuttee 70MHz SAW Filter 28MHz Bandwidth SSIIPPAATT CCoo..,, LLttdd.. wwwwww..ssiippaattssaaww..ccoomm Part Number: LB070DS25 Matching Configuration L1=L2=180nH C1=22pF Source/Load Impedance=50 ohm Notes - Component values may change depending on board layout. Package Dimension Pad Configuration: Input: 11 Output: 5 Ground: All Others Marking Configuration: 1) •: Pad Number 1 Index 2) SIPAT: Manufacturer Name 3) LB070DS25: Part Number 4) XXYY: Date(Year/month) 5) ZZ: Identified Code 512 78910 1 32 4 10 789 13.3 +0.2 -0.1 6.5 +0.2 -0.1 1.56 0.1 0.4 0.79 0.761.5 2.54 SIPAT LB070DS25 XXYYZZ INPUT OUTPUT 50Ω 50Ω L1 L2

Tel: +86-23-62808818 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com Part Number LB070DS25 Rev. Date 2008-11-25 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Ver. 1.0 Page 3/3 CChhiinnaa EElleeccttrroonniiccss TTeecchhnnoollooggyy GGrroouupp CCoorrppoorraattiioonn NNoo..2266 RReesseeaarrcchh IInnssttiittuuttee 70MHz SAW Filter 28MHz Bandwidth SSIIPPAATT CCoo..,, LLttdd.. wwwwww..ssiippaattssaaww..ccoomm Part Number: LB070DS25 Typical Performance Frequency Respond Passband Respond 20 30 40 50 60 70 80 90 100 110 120 -105.4071 -95.4071 -85.4071 -75.4071 -65.4071 -55.4071 -45.4071 -35.4071 -25.4071 -15.4071 -5.4071 Type Performance Frequency(MHz) Magnitude(dB) 30 40 50 60 70 80 90 100 110 -17.9071 -17.4071 -16.9071 -16.4071 -15.9071 -15.4071 -14.9071 -14.4071 -13.9071 Type Performance Frequency(MHz) Amplitude ripple(dB) Horizontal: 10MHz/Div Vertical: 10dB/Div Horizontal: 10MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f0±12.5MHz) Phase Linearity(f0±12.5MHz) 45 50 55 60 65 70 75 80 85 90 95 400 600 800 1000 1200 1400 1600 X: 70 Y: 1018 Type Performance Frequency(MHz) Group Delay Time(ns) X: 82.5 Y: 988.5 X: 57.5 Y: 1030 45 50 55 60 65 70 75 80 85 90 95 -25 -20 -15 -10 X: 70 Y: 1.544 Type Performance Frequency(MHz) Degree(deg) X: 82.5 Y: 0.0117X: 57.5 Y: -1.556 Horizontal: 5MHz/Div Vertical: 200ns/Div Horizontal: 5MHz/Div Vertical: 5deg/Div Smith Chart S11 Smith Chart S22 0.2 0.5 1.0 2.0 5.0 +j0.2 -j0.2 +j0.5 -j0.5 +j1.0 -j1.0 +j2.0 -j2.0 +j5.0 -j5.0 0.0 ∞ 0.2 0.5 1.0 2.0 5.0 +j0.2 -j0.2 +j0.5 -j0.5 +j1.0 -j1.0 +j2.0 -j2.0 +j5.0 -j5.0 0.0 ∞