SAW Bandpass Filter F4912 Features z RF bandpass filter for CDMA450 F-band Rx. Part z Usable bandwidth 5MHz (489.0 MHz ~ 494.0 MHz) z High attenuation z No matching 50Ω single-ended operation z Ceramic Surface Mounted Device Package ( 3.8 mm × 3.8 mm ) z RoHS compliant 1.00±0.15 1.90±0.15 0.44 3.80±0.15 0.64±0.05 Package Dimensions 3 ITF 4912 4C5 6 1 0.44 5 5 2 4 4 3 1.27±0.05 2 6 1.40±0.15 3.80±0.15 1 Dimensions shown are nominal in millimeters Pin Configurations Body : Al2O3 Ceramic Lid : Kovar, Ni Plated Terminations : Au plating 0.3 ~ 1.0 um, Over a 1.27 ~ 8.89 um Ni Plating 2 Input 5 Output 1, 3, 4, 6 Case ground Maximum Ratings Parameters Unit Minimum Typical Maximum Operating Temperature Range °C -30 25 85 Storage Temperature Range °C -40 - 85 Power Handling Capability dBm - - Electrostatics Sensitive Device (ESD) I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. F4912 Rev. Date 2006-06-08 Rev. NR4014-AS02 1/7 SAW Bandpass Filter F4912 Specifications Minimum Typical Maximum Unit Center Frequency ( Fc ) - 491.5 - MHz Insertion Loss (In Fc +/- 2.5 MHz) - 2.6 3.5 dB Amplitude Ripple (In Fc +/- 2.5 MHz) - 0.8 1.5 dB VSWR (In Fc +/- 2.5 MHz) - 1.5 2.0 Relative Attenuation 0.3 MHz ~ 450.0 MHz 479.0 MHz ~ 484.0 MHz 507.5 MHz ~ 520.0 MHz 520.0 MHz ~ 1600 MHz 1600 MHz ~ 2000 MHz 45 45 25 45 40 50 52 30 50 35 - Temperature Range (Operational) -30 25 85 dB ℃ Input RF Power (In Fc +/- 2.5 MHz) dBm Input/Output Impedance 50 Ohms Notes : 1) All specifications are based on the matching schematic shown below, measured by Agilent Network analyzer and full 2 port calibration. 2) Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. F4912 Rev. Date 2006-06-08 Rev. NR4014-AS02 2/7 SAW Bandpass Filter F4912 Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) Input 50Ω Output 50Ω Marking Configuration 1) ITF2) 49123) 4C54) 1) Pad Number 1 Index 2) Manufacturer name 3) Marking Number 4) Lot Number * Ink or Laser Marking available I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. F4912 Rev. Date 2006-06-08 Rev. NR4014-AS02 3/7 SAW Bandpass Filter F4912 Typical Performance ( at 25℃ ) 1 Sep 2004 16:45:27 CH1 S21 LOG 10 dB/ REF 0 dB 5 : -2 . 5353 5 3 dB 491 . 500 000 MHz 4 CH1 Markers 1 : -52 . 660 dB 479 . 000 MHz Cor 2 : -52 . 695 dB 484 . 000 MHz 3 : -2 . 7483 489 . 000 4 : -2 . 4936 494 . 000 1 CENTER 491 . 500 000 dB MHz dB MHz 2 MHz SPAN 100 . 000 000 MHz 1 Sep 2004 16:48:16 CH1 S21 LOG 10 dB/ REF 0 dB 1 1 : -3 . 0974 dB 491 . 500 000 MHz Cor START . 030 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 STOP 2 000 . 000 000 MHz Part No. F4912 Rev. Date 2006-06-08 Rev. NR4014-AS02 4/7 SAW Bandpass Filter F4912 Input / Output VSWR Charts 1 Sep 2004 16:45:50 CH1 S11 SWR 1 / 5 : 1 . 1159 REF 1 1 491 . 500 1 Sep 2004 16:46:08 000 MHz CH1 S22 SWR 1 / 5 : 1 . 2003 REF 1 2 1 CH1 000 MHz Markers CH1 1 : 15 . 138 479 . 000 MHz Cor 491 . 500 2 2 : 15 . 361 484 . 000 MHz 2 : 17 . 477 484 . 000 MHz 3 : 1 . 2600 489 . 000 MHz 3 : 1 . 2785 489 . 000 MHz 4 : 1 . 1804 494 . 000 4 : 1 . 3049 MHz 494 . 000 491 . 500 000 3 MHz MHz 5 5 CENTER Markers 1 : 16 . 287 479 . 000 MHz Cor 4 SPAN 100 . 000 000 MHz CENTER 491 . 500 000 4 3 MHz SPAN 100 . 000 000 MHz Input / Output Smith Charts 1 Sep 2004 16:45:43 CH1 S11 5 : 46 . 041 1 U FS -3 . 5820 90 . 400 pF 491 . 500 1 Sep 2004 16:46:00 000 MHz CH1 CH1 2 5 : 43 . 475 1 U FS 5 . 4375 1 . 7607 nH 491 . 500 000 MHz Markers 1 : 3 . 2856 -714 . 11 m 479 . 000 MHz Cor S22 CH1 2 : 3 . 8301 21 . 347 484 . 000 MHz 2 : 3 . 1660 16 . 037 484 . 000 MHz 2 3 : 48 . 975 11 . 350 489 . 000 MHz 3 : 48 . 318 11 . 994 489 . 000 MHz 4 : 55 . 170 6 . 8359 494 . 000 MHz 3 4 4 CENTER 4 : 60 . 725 10 . 098 494 . 000 MHz 5 5 3 1 1 491 . 500 000 MHz SPAN 100 . 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Markers 1 : 3 . 0697 -1 . 1935 479 . 000 MHz Cor CENTER 491 . 500 000 MHz SPAN 100 . 000 000 Part No. F4912 Rev. Date 2006-06-08 Rev. NR4014-AS02 MHz 5/7 SAW Bandpass Filter F4912 Packing Specification 1. Reeling Quantity : 3000 pcs / 13” reel ( or 1000 pcs / 7” reel ) 2. Taping Structure : The tape shall be wound around the reel in the direction shown below. TOP COVER TAPE REEL CARRIER TAPE Tape Specification 1. Leader part and vacant position specification Vacant 150mm min. Component contained Vacant 150mm min. Leader part 250mm min. END START Tape Running Direction 2. Tensile strength of carrier tape 4.4N/mm width Direction of pull Top cover tape 3. Top cover tape adhesion 0~15 degree 1) pull off angle : 0~15° 2) speed : 300mm/min 3) force : 20~70g I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Carrier tape Part No. F4912 Rev. Date 2006-06-08 Rev. NR4014-AS02 6/7 SAW Bandpass Filter F4912 Carrier Tape Dimensions [unit : mm] A 4.30 ± 0.1 B 4.30 ± 0.1 C 7.25 ± 0.1 D 1.70 ± 0.1 E 12.00 ± 0.1 F 8.00 ± 0.1 Part Direction Tape Running Direction Reel Dimensions [unit : mm] I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. F4912 Rev. Date 2006-06-08 Rev. NR4014-AS02 7/7