SAW Bandpass Filter F4485 Features RF bandpass filter High attenuation Usable bandwidth 4MHz No matching 50Ω single-ended operation Ceramic Surface Mounted Device (SMD) Package 3.80±0.15 ITF 4485 3 6 1 5 5 2 4 4 3 1.27±0.1 2 1.90±0.1 6 1.50 MAX 3.80±0.15 1 1.00±0.1 1.60±0.1 Package Dimensions Dimensions shown are nominal in millimeters Pin Configuration 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 Parameter Unit Minimum Typical Maximum Operating Temperature Range °C -10 25 60 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. F4485 Rev. Date 2014-12-04 Rev. NS3014-AS05 1/7 SAW Bandpass Filter F4485 Specifications Fc = 448.0MHz Terminating source impedance : 50Ω Terminating load impedance : 50Ω Minimum Typical Maximum MHz - 448.0 - Insertion Loss (Fc +/- 2.0 MHz) dB - 2.5 3.5 Amplitude Ripple (Fc +/- 2.0 MHz) dB - 1.0 2.0 Absolute Group Delay at Fc nsec - 120 - Group Delay Variation (Fc +/- 2.0 MHz) nsec - 50 - - 1.5 2.0 55 40 50 33 22 60 45 55 38 27 - - -32 - Center Frequency ( Fc ) VSWR (Fc +/- 2.0 MHz) Relative Attenuation 0.3MHz ~ 433 MHz 470MHz ~ 500MHz 505MHz ~ 980MHz 990MHz ~ 1900MHz 2000MHz ~ 2200MHz Temperature Coefficient of Frequency dB ppm/°C 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 3) All attenuation measurements are measured relative to insertion loss I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. F4485 Rev. Date 2014-12-04 Rev. NS3014-AS05 2/7 SAW Bandpass Filter F4485 Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) Input 50Ω Output 50Ω Marking Configuration ITF1) 44852) 1) Manufacturer name 2) Marking 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. F4485 Rev. Date 2014-12-04 Rev. NS3014-AS05 3/7 SAW Bandpass Filter F4485 Typical Performance ( at 25℃ ℃ ) I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. F4485 Rev. Date 2014-12-04 Rev. NS3014-AS05 4/7 SAW Bandpass Filter F4485 Input / Output VSWR Charts Input / Output Smith Charts I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. F4485 Rev. Date 2014-12-04 Rev. NS3014-AS05 5/7 SAW Bandpass Filter F4485 Packing Specification 1. Reeling Quantity : 1000 pcs / 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. F4485 Rev. Date 2014-12-04 Rev. NS3014-AS05 6/7 SAW Bandpass Filter F4485 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. F4485 Rev. Date 2014-12-04 Rev. NS3014-AS05 7/7