LBT91201 SIPAT | Alldatasheet
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For RF SAW filter Single-ended operation Ceramic Surface Mount Package Small size No matching required for operation at 50 Ω RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz - 912 - Insertion Loss（909~915MHz） dB - 2.4 3.8 Passband Variation（909~915MHz） dB - 0.9 1.2 DC～800MHz dB 35 37 - 800～890MHz dB 35 37 - 930～950MHz dB 40 51 - 950~2000MHz dB 25 45 - Ultimate Rejection 2000~3000MHz dB 20 32 - VSWR（909~915MHz） - - 1.6 2 Group delay variation （909~915MHz） ns - 25 50 Material Temperature coefficient KHz/°C -29.1 Substrate Material - 42LT Ambient Temperature °C 25 Operating Temperature Range °C -45 - +85 DC Voltage V 0 Input Power dBm - - 15 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 / sales@sipat.com Part Number LBT91201 Rev. Date 2010-04-30 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 912MHz SAW Filter 6MHz Bandwidth SSIIPPAATT CCoo..,, LLttdd.. wwwwww..ssiippaattssaaww..ccoomm Part Number: LBT91201 Matching Configuration Source/Load Impedance=50 ohm Notes - Component values may change depending on board layout. Package Dimension 1.25±0.17 3.00±0.10 3.00±0.10 1.50 0.60 0.85 1.15±0.12 91201 XXYY 1.30 1.60 Pad Configuration: Input: 2 Output: 5 Ground: All Others Marking Configuration: 1) •: Pad Number 1 Index 2) 91201: Part Number 3) XXYY: Date(Year/month) INPUT OUTPUT 50Ω 50Ω
Tel: +86-23-62808818 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com Part Number LBT91201 Rev. Date 2010-04-30 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 912MHz SAW Filter 6MHz Bandwidth SSIIPPAATT CCoo..,, LLttdd.. wwwwww..ssiippaattssaaww..ccoomm Part Number: LBT91201 Typical Performance Frequency Response Passband Response 820 840 860 880 900 920 940 960 980 1000 -91.5095 -81.5095 -71.5095 -61.5095 -51.5095 -41.5095 -31.5095 -21.5095 -11.5095 -1.5095 8.4905 Type Performance Frequency(MHz) Magnitude(dB) 895 900 905 910 915 920 925 930 -4.0095 -3.5095 -3.0095 -2.5095 -2.0095 -1.5095 -1.0095 -0.5095 -0.0095 Type Performance Frequency(MHz) Amplitude ripple(dB) Horizontal: 20MHz/Div Vertical: 10dB/Div Horizontal: 5MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f0±3MHz) Phase Linearity(f0±3MHz) 902 904 906 908 910 912 914 916 918 920 922 -20 100 120 X: 909 Y: 58.71 Type Performance Frequency(MHz) Group Delay Time(ns) X: 915 Y: 59.07 904 906 908 910 912 914 916 918 920 -15 -10 X: 915 Y: 0.55 Type Performance Frequency(MHz) Degree(deg) X: 909 Y: 4.639 Horizontal: 2MHz/Div Vertical: 20ns/Div Horizontal: 2MHz/Div Vertical: 5deg/Div VSWR11 VSWR22 900 905 910 915 920 0.6 0.8 1.2 1.4 1.6 1.8 2.2 X: 909 Y: 1.53 Type Performance (VSWR1) Frequency(MHz) Magnitude(dB) X: 915 Y: 1.108 900 905 910 915 920 0.6 0.8 1.2 1.4 1.6 1.8 2.2 X: 909 Y: 1.55 Type Performance (VSWR2) Frequency(MHz) Magnitude(dB) X: 915 Y: 1.13