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| China Electronics Technology Group Corporation No.26 Research Institute DIELECTRIC FILTER SPECIFICATION www.sipatsaw.com SIPAT Co., Ltd. Part Number: DF757S12B 1. MODEL NUMBER MODEL NUMBER. DF757S12B CUSTOMER PART NO. 2. TEST CONDITION 2-1 TYPICAL CONDITION : -TEMPERATURE : 20 -HUMIDITY : 65%RH 2-2 STANDARD CONDITION : -TEMPERATURE :-40 to 85 -HUMIDITY : 45%RH to 85%RH 3. COMPOSITION AND MATERIAL NO. 3-1 3-2 3-3 3-4 RESONATOR NUMBER OF POLE IN/OUTPUT TERMINALS GROUND BASE NAME COMPOSITION AND MATERIALS DIELECTRIC MATERIALS 2 POLE Ag or Sn PLATED Ag or Sn PLATED 4. ELECTRICAL SPECIFICATIONS NO. 4-1 4-2 4-3 4-4 4-5 4-6 BAND WIDTH INSERTION LOSS IN BW RIPPLE V.S.W.R IN BW ATTENUATION ITEM CENTER FREQUENCY(fo) 757.5MHz 6.0MHz 2.0dB max. 0.5dB max. 1.5 max. 5dB min. 15dB min. 25dB min. 30dB min. 4-7 4-8 INPUT POWER NOMINAL CHARACTERISIC IMPEDANCE 1W 50 at fo+/-20MHz at fo-40MHz at fo+100MHz at fo-100MHz 13.5dB min. at fo+40MHz SPECIFICATIONS SIPAT Co., Ltd. ( CETC No. 26 Research Institute ) Nanping Huayuan Road No. 14 Chongqing, China, 400060 Part Number Rev. Date Rev. DF757S12B 2005-9-21 1.0 Page 1/3 Phone: +86-23-62920684 Fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute DIELECTRIC FILTER SPECIFICATION www.sipatsaw.com 5. APPEARANCES AND DIMENSIONS SIPAT Co., Ltd. Part Number: DF757S12B I/O I/O 757 Tol:0.2 Unit:mm 6. RECOMMENDED REFLOW PAD IN/OUT PORT SOLDERING POINT GROUND SOLDERING POINT 7. REFLOW SOLDERING STANDARD CONDITIONS SIPAT Co., Ltd. ( CETC No. 26 Research Institute ) Nanping Huayuan Road No. 14 Chongqing, China, 400060 Part Number Rev. Date Rev. DF757S12B 2005-9-21 1.0 Page 2/3 Phone: +86-23-62920684 Fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute DIELECTRIC FILTER SPECIFICATION www.sipatsaw.com 8.CHARACTERISTICS SIPAT Co., Ltd. Part Number: DF757S12B SIPAT Co., Ltd. ( CETC No. 26 Research Institute ) Nanping Huayuan Road No. 14 Chongqing, China, 400060 Part Number Rev. Date Rev. DF757S12B 2005-9-21 1.0 Page 3/3 Phone: +86-23-62920684 Fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com |
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