252905B

252905B ITF | Alldatasheet

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SAW Bandpass Filter 252905B Part No. 252905B Rev. Date 2009-04-28 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. NM8077-CS02 1/5 7.6±0.2 2.5±0.2 25.4±0.2 2.5±0.2 0.45±0.05 6.0max 5.5max 35.1±0.5 12.8±0.5 1. Features /circle6 IF Bandpass Filter /circle6 High Attenuation /circle6 Single-Ended Operation /circle6 DIP Package /circle6 Maximum Storage Temperature Range : -40 ~ 85℃ ℃ /circle6 Electrostatics Sensitive Device (ESD) 2. Package Dimension Package : D3512 Dimensions shown are nominal in millimeters Base : Fe(SPCC), Au plating over Ni plated Cap : Cu & Cr Alloy, Ni Plated Termination : Kovar, Au Plated Pin Configuration

1 Input

5 Output

2, 4 Ground 3, 6 Case ground ITF 08A001 252905B 125-29.2M

SAW Bandpass Filter 252905B Part No. 252905B Rev. Date 2009-04-28 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. NM8077-CS02 2/5 3. Specifications Fo = 125.0 MHz Terminating source impedance : 50 Ω and matching network Terminating load impedance : 50 Ω and matching network *For Rejection, Smoothing ON Notes : 1) All specifications are based on the matching schematic shown below 2) All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature 3) All attenuation measurements are measured relative to insertion loss Minimum Typical Maximum Center Frequency MHz - 125.0 - Insertion Loss dB - 34.0 36.0 1dB Bandwidth MHz 29.15 29.24 - 3dB Bandwidth MHz - 29.45 - 50dB Bandwidth MHz - 30.37 30.55 Amplitude Ripple (fo ± 14.52 MHz) dB - 0.5 1.2 Group Delay Variation (fo ± 14.52 MHz) nsec - 30 80 Absolute Delay usec - 4.3 - Ultimate Rejection dB 58 62 - Input power dBm - - 10 Temperature Coefficient of Frequency ppm/°C - -18 -

SAW Bandpass Filter 252905B Part No. 252905B Rev. Date 2009-04-28 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. NM8077-CS02 3/5 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) L1 = 56nH, L2 = 68nH L3 = 82nH, L4 = 56nH 5. Marking Configuration ITF 1) 08A001 2) 252905B3) 1254)-29.2M5) 1) Manufacturer name 2) Lot Number 3) Part Number 4) Center frequency 5) 1dB-Bandwidth Output 50 Ω L3 L2 Input 50 Ω

SAW Bandpass Filter 252905B Part No. 252905B Rev. Date 2009-04-28 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. NM8077-CS02 4/5 6. Typical Performance ( at +25 °° °°C ) CH1 S21 LOG 1 dB/ REF -33.86 dB C CH2 S21 LOG 1 dB/ REF -34.33 dB CENTER125. 000 000 MHz SPAN 36. 000 000 MHz C MARKER 2-3 -29.04 MHz

20 Dec 2008 18:48:33

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers BW : 29. 249267 MHz cent : 125. 002220 MHz Q : 4. 2737 1_ loss : -34 . 098 dB 2:-. 08410 dB -29 . 040 000 MHz REF=3 CH2Markers mean :-34 . 100 dB s. dev : . 08400 dB p-p : . 49880 dB CH1 S21 LOG 10 dB/ REF -33.57 dB CENTER125. 000 000 MHz SPAN 80. 000 000 MHz C Hld

28 Apr 2009 00:31:30

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers BW : 30. 363909 MHz cent : 125. 022811 MHz Q : 4. 1175 1_ loss : -33 . 576 dB

SAW Bandpass Filter 252905B Part No. 252905B Rev. Date 2009-04-28 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. NM8077-CS02 5/5 CH1 S21 LOG 1 dB/ REF -33.86 dB C CH2 S21 DEL 100 ns/ REF 4.281 us CENTER125. 000 000 MHz SPAN 36. 000 000 MHz C Smo

20 Dec 2008 18:48:46

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers BW : 29. 450647 MHz cent : 125. 009350 MHz Q : 4. 2447 1_ loss : -34 . 100 dB 2: 395. 63 ps -29 . 040 000 MHz REF=3 CH2Markers mean : 4. 2984 us s. dev: 5. 0101 ns p-p : 27. 297 ns CH1 S21 LOG 10 dB/ REF -33.74 dB START . 010 000 MHz STOP 450. 000 000 MHz

20 Dec 2008 18:49:46

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers 2:-57 . 409 dB 125. 000 MHz 3:-56 . 682 dB 250. 000 MHz CH1 S11 SWR 5 / REF 2.783 C CH2 S22 SWR 5 / REF 2.891 CENTER125. 000 000 MHz SPAN 80. 000 000 MHz C

5 Dec 2008 16:14:09

1: 2. 7847 124. 930 000 MHz 2: 2. 8950 125. 000 000 MHz CH1 S21 LOG 10 dB/ REF -33.57 dB CENTER125. 000 000 MHz SPAN 80. 000 000 MHz C Avg Smo

28 Apr 2009 00:32:36

1:-33 . 681 dB 125. 000 000 MHz