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| China Electronics Technology Group Corporation No.26 Research Institute 942.5MHz SAW Filter 24MHz Bandwidth Part Number: LBT94201 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 50 RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Center Frequency Insertion Loss(930.5954.5MHz) Passband Variation(930.5954.5MHz) VSWR(930.5954.5MHz) Ultimate Rejection(885.5909.5MHz) Material Temperature coefficient Substrate Material Ambient Temperature Operating Temperature Range 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 KHz/C C C V dBm - Minimum 20 Typical 942.5 1.4 0.5 1.8 29 -30.2 42LT 25 Maximum 2.5 1 2 - -40 - 0 1A +85 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. LBT94201 2011-03-15 1.0 Page 1/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 942.5MHz SAW Filter 24MHz Bandwidth Part Number: LBT94201 www.sipatsaw.com SIPAT Co., Ltd. Matching Configuration Source/Load Impedance=50 ohm INPUT 50 OUTPUT 50 Notes - Component values may change depending on board layout. Package Dimension 3.000.10 1 6 3.000.10 Pad Configuration: Input Output 2 5 2 I42A XXYY 5 Ground All Others 3 1.240.18 4 0.890.08 Marking Configuration: 1.50 1) *: Pad Number 1 Index 1 2 3 0.61 6 1.60 5 4 0.76 2) I42A: Part Number 3) XXYY: Date(Year/month) 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. LBT94201 2011-03-15 1.0 Page 2/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 942.5MHz SAW Filter 24MHz Bandwidth Part Number: LBT94201 www.sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Response Type Performance 9.1179 -0.8821 -10.8821 -0.3821 0.6179 Passband Response Type Performance 0.1179 -20.8821 Magnitude(dB) Amplitude ripple(dB) -30.8821 -40.8821 -50.8821 -60.8821 -0.8821 -1.3821 -1.8821 -2.3821 -70.8821 -80.8821 -90.8821 800 850 900 950 Frequency(MHz) 1000 1050 -2.8821 -3.3821 900 910 920 930 940 Frequency(MHz) 950 960 970 980 Horizontal: 50MHz/Div Vertical: 10dB/Div Horizontal: 10MHz/Div Vertical: 0.5dB/Div Group Delay Variation(930.5954.5MHz) Type Performance 60 20 Phase Linearity(930.5954.5MHz) Type Performance 50 15 40 10 30 Group Delay Time(ns) 5 Degree(deg) 20 X: 930.4 Y: 16.23 X: 954.6 Y: 15.85 X: 930.4 Y: 2.444 X: 954.6 Y: -1.018 0 10 -5 0 -10 -10 -20 -15 -30 920 930 940 Frequency(MHz) 950 960 970 -20 920 930 940 Frequency(MHz) 950 960 970 Horizontal: 10MHz/Div Vertical: 10ns/Div Horizontal: 10MHz/Div Vertical: 5deg/Div VSWR11(930.5954.5MHz) Type Performance (VSWR1) 3 3 VSWR22(930.5954.5MHz) Type Performance (VSWR2) 2.5 2.5 2 Magnitude(dB) Magnitude(dB) 1.5 X: 930.4 Y: 1.209 X: 954.6 Y: 1.182 2 1.5 X: 930.4 Y: 1.214 X: 954.6 Y: 1.215 1 1 0.5 900 920 940 Frequency(MHz) 960 980 1000 0.5 900 920 940 Frequency(MHz) 960 980 1000 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LBT94201 2011-03-15 1.0 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com |
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