252508B

252508B ITF | Alldatasheet

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Technical content

185.0 MHz SAW Filter

Tel: 82-32-621-1213 2013. 03. 25 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 24.6 MHz /circle6 High attenuation /circle6 Single Ended Operation /circle6 Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : +25 ℃℃ ℃℃ Minimum Typical Maximum Center Frequency (fo) MHz - 185.0 - Insertion Loss dB - 27.8 29.5 1dB Bandwidth MHz 24.4 24.63 - 3dB Bandwidth MHz - 25.16 - 40dB Bandwidth MHz - 27.4 27.55 Amplitude Ripple (fo ± 11.8 MHz) dB - 0.45 1.0 Group Delay Variation (fo ± 11.8 MHz) nsec - 20 50 Absolute Delay usec - 2.06 - Ultimate Rejection dB 45 50 - Temperature Coefficient of Frequency ppm/ ℃℃ ℃℃ -72 L1 = L4 = 22nH, L2 = L3 = 12nH 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 2 O3 Lid : Kovar, Ni Plated Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating Output 5 Others Ground L3 L2 L4 L1 Output 50 Ω Input 50 Ω ITF 13A001 252508B 。。 。。185-24.6M 11 11 11 11 55 55

Tel: 82-32-621-1213 2013. 03. 25 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 40dB Bandwidth CH1 S21 LOG 1 dB/ REF -27.6 dB CENTER 185. 000 000 MHz SPAN 30. 000 000 MHz Cor CH2 S21 LOG 1 dB/ REF -28.05 dB Cor

20 Feb 2012 13:33:52

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1 Markers BW : 24. 632138 MHz cent : 185. 000820 MHz Q : 7. 5105 1_ loss : -27 . 769 dB 3:- . 00770 dB 23. 600 000 MHz REF=2 CH2 Markers mean:-27 . 797 dB s. dev : . 10810 dB p-p : . 46900 dB CH1 S21 LOG 10 dB/ REF -27.7 dB CENTER 185. 000 000 MHz SPAN 85. 000 000 MHz Cor

20 Feb 2012 13:31:27

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1 Markers BW : 27. 407749 MHz cent : 184. 977778 MHz Q : 6. 7491 1_ loss : -27 . 809 dB 3dB Bandwidth & Group Delay 50dB Bandwidth CH1 S21 LOG 1 dB/ REF -27.6 dB Cor CH2 S21 DEL 50 ns/ REF 2.106 us CENTER 185. 000 000 MHz SPAN 30. 000 000 MHz Cor Smo

20 Feb 2012 13:34:07

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1 Markers BW : 25. 168297 MHz cent : 184. 992082 MHz Q : 7. 3502 1_ loss : -27 . 769 dB 3: 4. 9508 ns 23. 600 000 MHz REF=2 CH2 Markers mean: 2. 0699 us s. dev : 3. 6347 ns p-p : 18. 310 ns CH1 S21 LOG 10 dB/ REF -27.7 dB CENTER 185. 000 000 MHz SPAN 85. 000 000 MHz Cor

20 Feb 2012 13:31:35

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1 Markers BW : 27. 685978 MHz cent : 184. 956117 MHz Q : 6. 6805 1_ loss : -27 . 809 dB Wide band Properties SWR(S11 & S22) CH1 S21 LOG 10 dB/ REF -29.8 dB START . 010 000 MHz STOP 600. 000 000 MHz

20 Feb 2012 13:37:27

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1 Markers 2:-55 . 728 dB 185. 000 MHz 3:-55 . 458 dB 370. 000 MHz CH1 S11 SWR 1 / REF 2.446 CENTER 185. 000 000 MHz SPAN 85. 000 000 MHz Cor CH2 S22 SWR 1 / REF 1.76 Cor

20 Feb 2012 13:35:49

1: 2. 4325 185. 000 000 MHz 2: 1. 7622 185. 000 000 MHz