251855B

251855B ITF | Alldatasheet

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Technical content

125.0 MHz SAW Filter

Tel: 82-32-621-1213 2011. 11. 04 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Fax: 82-32-621-1218 Rev 1.0 1. Features /circle6 Typical 1dB bandwidth of 17.8 MHz /circle6 Low-Loss Filter /circle6 Single Ended Operation /circle6 Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : -30℃℃ ℃℃ ~ +80℃℃ ℃℃ Minimum Typical Maximum Center Frequency (fo) MHz - 125.0 - Insertion Loss dB - 11.0 13.5 1dB Bandwidth MHz 17.3 17.85 - 3dB Bandwidth MHz - 18.9 - 40dB Bandwidth MHz - 22.7 23.2 Amplitude Ripple (fo ± 7.5 MHz) dB - 0.4 1.0 Group Delay Variation (fo ± 7.5 MHz) nsec - 40 80 Absolute Delay usec - 0.85 0.9 Ultimate Rejection dB 40 45 - Temperature Coefficient of Frequency ppm/ ℃℃ ℃℃ - -86 - Room Temperature : +25 ℃℃ ℃℃ Minimum Typical Maximum Insertion Loss dB - 11.0 13.0 Amplitude Ripple (fo ± 8.1 MHz) dB - 0.4 1.0 Group Delay Variation (fo ± 8.1 MHz) nsec - 40 80 L 2 I n p u t 5 0 Ω C 1 L 1 L 3 O u t p u t 5 0 Ω Pin Configuration Input 11 Ground 6, 12 10 9 8 7 4321 0.80±0.1 1.50±0.1 2.54±0.1 7.62±0.1 2.54±0.1 1.61±0.2 6.50±0.2 13.30±0.2 1234 10 987 6 11 Dimensions shown are nominal in millimeters Body : Al 2O3 Lid : Kovar, Ni Plated Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating Output 5 Others Ground 39nH 15nH ITF 11A001 251855B . 12 5-17. 8M 11 5 8.2nH 75 pF

Tel: 82-32-621-1213 2011. 11. 04 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Fax: 82-32-621-1218 Rev 1.0 3. Typical Performance ( at +25℃℃ ℃℃ ) 1dB Bandwidth & Ripple 3dB Bandwidth & Group Delay 40dB Bandwidth Wide band Properties Smith Chart(S11 & S22) SWR(S11 & S22) CH1 S11 SWR 10 / REF 0 CENTER125. 000 000 MHz SPAN 70. 000 000 MHz Cor PRm CH3 S22 SWR 10 / REF 0

31 Oct 2011 16:34:11

1: 1. 7916 125. 000 000 MHz 2: 2. 1821 125. 000 000 MHz CH1 S11 1 U FS CENTER125. 000 000 MHz SPAN 70. 000 000 MHz Cor PRm CH3 S22 1 U FS

31 Oct 2011 16:33:47

1: 28. 404 -5 . 4658232. 95 pF 125. 000 000 MHz 2: 28. 375 21. 124 26. 896 nH 125. 000 000 MHz CH1 S21 LOG 10 dB/ REF -10.8 dB START . 010 000 MHz STOP 500. 000 000 MHz PRm

31 Oct 2011 16:35:14

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers 2:-45 . 070 dB 106. 500 MHz 3:-51 . 405 dB 125. 000 MHz 4:-52 . 718 dB 142. 100 MHz 5:-59 . 710 dB 250. 000 MHz CH1 S21 LOG 10 dB/ REF -10.8 dB CENTER125. 000 000 MHz SPAN 70. 000 000 MHz Cor PRm

31 Oct 2011 16:32:50

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers BW : 22. 395100 MHz cent : 125. 145680 MHz Q : 5. 5881 1_ loss : -10 . 789 dB CH2 S21 LOG 1 dB/ REF -10.8 dB CENTER125. 000 000 MHz SPAN 22. 000 000 MHz Cor PRm CH4 S21 DEL 100 ns/ REF 823 ns Smo

31 Oct 2011 16:33:14

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH2Markers BW : 18. 885864 MHz cent : 124. 924422 MHz Q : 6. 6147 1_ loss : -10 . 874 dB 3:-23 . 815 ns 16. 200 000 MHz REF=2 CH4Markers mean : 850. 81 ns s. dev : 6. 4708 ns p-p : 35. 823 ns CH2 S21 LOG 1 dB/ REF -10.8 dB CENTER125. 000 000 MHz SPAN 22. 000 000 MHz Cor PRm CH4 S21 LOG 1 dB/ REF -10.8 dB

31 Oct 2011 16:33:27

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH2Markers BW : 17. 893703 MHz cent : 124. 840415 MHz Q : 6. 9768 1_ loss : -10 . 867 dB 3:-. 14360 dB 16. 200 000 MHz REF=2 CH4Markers mean :-10 . 915 dB s. dev : . 08000 dB p-p : . 33880 dB