125.0 MHz SAW Filter Part Number 251156B 1. Features Typical 1dB bandwidth of 10.85 MHz High attenuation Single Ended Operation Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : +25℃ ℃ Minimum Typical Maximum MHz - 125.0 - dB - 24.0 26.0 1dB Bandwidth MHz 10.7 10.85 - 3dB Bandwidth MHz - 11.32 - 40dB Bandwidth MHz - 13.3 13.4 dB - 0.55 1.0 Group Delay Variation (fo ± 5.14 MHz) nsec - 40 100 Absolute Delay usec - 2.07 - dB 50 55 - ppm/℃ ℃ - -18 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 5.14 MHz) Ultimate Rejection Temperature Coefficient of Frequency S1365 Package Dimension 13.30±0.2 12 8 7.62±0.1 7 ITF 10A001 251156B 125-10.8M 1 2 3 4 7 8 9 100nH 10 6 6 11 1.50±0.1 5 5 2.54±0.1 11 9 1.61±0.2 6.50±0.2 10 Matching Schematic 12 4 3 2 2.54±0.1 11 5 120nH Input 50 Ω Output 50 Ω 120nH 100nH 1 0.80±0.1 Pin Configuration Dimensions shown are nominal in millimeters Body : Al2O3 Lid : Kovar, Ni Plated Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Tel: 82-32-621-1213 Fax: 82-32-621-1218 Input 11 Ground 6,12 Output 5 Others Ground http://www.itf.co.kr [email protected] 2010. 09.14 Rev 1.0 125.0 MHz SAW Filter Part Number 251156B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 3dB Bandwidth & Group Delay 10 Jun 2010 15:53:21 1: 0. 0000 dB 0. 000 000 MHz 3: . 19910 dB 10. 280 000 MHz REF -23.55 dB REF -24.06 dB CH1 Markers REF=1 BW: 10. 872375 MHz PRm cent : 125. 041351 MHz Cor CH1 S21 CH2 S21 LOG DEL 1 dB/ 100 ns/ 10 Jun 2010 15:53:44 1: 0. 0000 dB 0. 000 000 MHz 3: 9. 4078 ns 10. 280 000 MHz REF -23.55 dB REF 2.039 us CH1 Markers REF=1 BW: 11. 315865 MHz PRm cent : 125. 034851 MHz Cor Q: 11. 501 Q: 11. 050 1_loss : -23 . 843 dB 1_loss : -23 . 843 dB 1 1 2 2 3 4 3 3 PRm PRm 2 CH2 Markers REF=2 mean: -23 . 846 dB Cor CENTER 125. 000 000 MHz Smo Cor 2 CH2 Markers REF=2 mean: 2.40699 us 3 s. dev : . 10640 dB s. dev : 7. 6624 ns p-p : . 50050 dB p-p : 40. 964 ns SPAN 13. 000 000 MHz CENTER 125. 000 000 MHz 40dB Bandwidth CH1 S21 LOG 10 dB/ 50dB Bandwidth 10 Jun 2010 15:52:17 1: 0. 0000 dB 0. 000 000 MHz REF -23.78 dB CH1 S21 LOG 10 dB/ C 10 Jun 2010 15:52:26 1: 0. 0000 dB 0. 000 000 MHz REF -23.78 dB CH1 Markers REF=1 BW: 13. 297854 MHz 1 SPAN 13. 000 000 MHz CH1 Markers REF=1 BW: 13. 503402 MHz 1 C cent : 125. 038857 MHz 2 cent : 125. 019266 MHz 2 Q: 9. 4029 Q: 9. 2584 1_loss : -23 . 739 dB 3 1_loss : -23 . 739 dB 4 3 START 106. 000 000 MHz STOP 144. 000 000 MHz START 106. 000 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ STOP 144. 000 000 MHz SWR(S11 & S22) 10 Jun 2010 15:55:29 1: 0. 0000 dB 0. 000 000 MHz REF -24.03 dB 4 CH1 Markers REF=1 2:-65 . 125 dB 125. 000 MHz CH1 S11 CH2 S22 SWR SWR 2 / 2 / 10 Jun 2010 15:54:21 1: 2. 6475 125. 000 000 MHz 2: 1. 7475 125. 000 000 MHz REF 2.647 REF 1.747 * PRm Cor 3:-66 . 096 dB 250. 000 MHz 1 1 PRm Cor 2 START . 010 000 MHz 3 STOP 500. 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Tel: 82-32-621-1213 Fax: 82-32-621-1218 2 CENTER 125. 000 000 MHz http://www.itf.co.kr SPAN 38. 000 000 MHz [email protected] 2010. 09.14 Rev 1.0