LBT94201 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 - 942.5 - Insertion Loss(930.5～954.5MHz) dB - 1.4 2.5 Passband Variation(930.5～954.5MHz) dB - 0.5 1 Ultimate Rejection(885.5～909.5MHz) dB 20 29 - Material Temperature coefficient KHz/°C -30.2 Substrate Material - 42LT Ambient Temperature °C 25 Operating Temperature Range °C -40 - +85 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 / sales@sipat.com Part Number LBT94201 Rev. Date 2011-03-15 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 942.5MHz SAW Filter 24MHz Bandwidth SSIIPPAATT CCoo..,, LLttdd.. wwwwww..ssiippaattssaaww..ccoomm Part Number: LBT94201 Matching Configuration Source/Load Impedance=50 ohm Notes - Component values may change depending on board layout. Package Dimension 1.24±0.18 3.00±0.10 3.00±0.10 1.50 0.76 0.89±0.08 I42A XXYY 1.60 0.61 Pad Configuration: Input 2 Output 5 Ground All Others Marking Configuration: 1) •: Pad Number 1 Index 2) I42A: 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 LBT94201 Rev. Date 2011-03-15 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 942.5MHz SAW Filter 24MHz Bandwidth SSIIPPAATT CCoo..,, LLttdd.. wwwwww..ssiippaattssaaww..ccoomm Part Number: LBT94201 Typical Performance Frequency Response Passband Response 800 850 900 950 1000 1050 -90.8821 -80.8821 -70.8821 -60.8821 -50.8821 -40.8821 -30.8821 -20.8821 -10.8821 -0.8821 9.1179 Type Performance Frequency(MHz) Magnitude(dB) 900 910 920 930 940 950 960 970 980 -3.3821 -2.8821 -2.3821 -1.8821 -1.3821 -0.8821 -0.3821 0.1179 0.6179 Type Performance Frequency(MHz) Amplitude ripple(dB) Horizontal: 50MHz/Div Vertical: 10dB/Div Horizontal: 10MHz/Div Vertical: 0.5dB/Div Group Delay Variation(930.5 ～954.5MHz) Phase Linearity(930.5 ～954.5MHz) 920 930 940 950 960 970 -30 -20 -10 X: 930.4 Y: 16.23 Type Performance Frequency(MHz) Group Delay Time(ns) X: 954.6 Y: 15.85 920 930 940 950 960 970 -20 -15 -10 X: 954.6 Y: -1.018 Type Performance Frequency(MHz) Degree(deg) X: 930.4 Y: 2.444 Horizontal: 10MHz/Div Vertical: 10ns/Div Horizontal: 10MHz/Div Vertical: 5deg/Div VSWR11(930.5～954.5MHz) VSWR22(930.5～954.5MHz) 900 920 940 960 980 1000 0.5 1.5 2.5 X: 930.4 Y: 1.209 Type Performance (VSWR1) Frequency(MHz) Magnitude(dB) X: 954.6 Y: 1.182 900 920 940 960 980 1000 0.5 1.5 2.5 X: 930.4 Y: 1.214 Type Performance (VSWR2) Frequency(MHz) Magnitude(dB) X: 954.6 Y: 1.215