400MHz SAW Filter 0.25MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS40002 www.sipatsaw.com Features For RF SAW filter Balanced and unbalanced operation possible Ceramic Surface Mount Package Small size RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz - 400 - incl.loss dB - 2.3 3 excl.loss dB - 1.8 2.5 dB - 0.6 3 10～370MHz dB 55 60 - 370～390MHz dB 50 55 - 390～399MHz dB 22 27 - 399～399.3MHz dB 15 25 - 400.7～401MHz dB 15 21 - 401～408MHz dB 22 27 - 408～414MHz dB 35 40 - 414～468MHz dB 45 50 - 468～800MHz dB 50 55 - 800～1500MHz dB 60 65 - 1500～2500MHz dB 50 55 - Input: ZIN=RIN||CIN Ω||pF - 380||2.2 - Output: ZOUT=ROUT||COUT Ω||pF - 380||2.2 - Material Temperature coefficient KHz/°C 0.4 Substrate Material - Qz Ambient Temperature °C 25 Operating Temperature Range °C -45 - +125 Storage Temperature Range °C -45 - +125 DC Voltage V Source Power dBm ESD Class - Insertion Loss Passband Variation(399.875～400.125MHz) Ultimate Rejection Impedance for pass band matching 1) 6 - - 10 1C SMD3.0*3.0 Package Size Notes: 1. Impedance for passband matching bases on an ideal,perfect matching of the SAW filter to source and to load imp edance(here 50 Ohm).After removal of the SAW filter the input impedance of the input and output matching networ SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LBS40002 Rev. Date 2011-08-25 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/4 400MHz SAW Filter 0.25MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS40002 www.sipatsaw.com k is caculated.The conjugate complex value of the these characteristic impedances are the input and output imped ances for flat passband. Matching Configuration C1=C2=47nH INPUT 50Ω L1 Source/Load Impedance=50ohm L2 OUTPUT 50Ω Notes - Component values may change depending on board layout. Package Dimension 3.0 Pad Configuration: 1: input or input ground 3.0 2: input ground or input 4: output or output ground 5: output ground or output 1.0 3,6: to be grounded 1.5 6 0.60 2 1.8 1 5 3 4 1.5 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 LBS40002 Rev. Date 2011-08-25 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/4 400MHz SAW Filter 0.25MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS40002 www.sipatsaw.com Typical Performance Frequency Response Wideband SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LBS40002 Rev. Date 2011-08-25 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 3/4 400MHz SAW Filter 0.25MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS40002 www.sipatsaw.com Ultimate Rejection SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LBS40002 Rev. Date 2011-08-25 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 4/4