251951B

SAW Bandpass Filter 251951B 1. Features IF Bandpass Filter High Selection Filter Single-Ended Operation Ceramic Surface Mount Device (SMD) Package Maximum Storage Temperature Range : -40℃ ~ 85℃ Electrostatics Sensitive Device (ESD) 2. Package Dimensions 13.30±0.2 10 9 8 7 7 7.62±0.1 8 9 10 6.50±0.2 11 12 ITF04A001 251951B 1 2 3 4 6 6 1.50±0.1 11 5 2.54±0.1 5 12 1.61±0.2 4 3 2 2.54±0.1 1 0.80±0.1 Pad Configuration Package : S1365 11 5 6, 12 Input Output Ground Case ground Dimensions shown are nominal in millimeters Other Body : Al2O3 Ceramic Lid : Kovar, Ni Plated Terminations : Au plating 0.3 ~ 1.0 um, Over a 1.27 ~ 8.89 um Ni Plating I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. Rev. Date Rev. 251951B 2004-05-24 NM3025-CS01 1/5 SAW Bandpass Filter 251951B 3. Specifications Fo = 155.0 MHz Terminating source impedance Terminating load impedance : 50Ω and matching network : 50Ω and matching network Minimum Center Frequency Insertion Loss 1dB Bandwidth 3dB Bandwidth 40dB Bandwidth Amplitude Ripple (Fo +/- 9.375 MHz) Group Delay Variation (Fo +/- 9.375 MHz) Absolute Delay Ultimate Rejection Temperature Coefficient of Frequency MHz dB MHz MHz MHz dB nsec usec dB ppm/°C 154.9 19.1 19.5 45 - Typical 155.0 23.0 19.25 19.75 21.55 0.7 30 1.51 50 -72 Maximum 155.1 25.0 21.7 1.0 100 - Notes : 1) 2) 3) All specifications are based on the matching schematic shown below All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature 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. Rev. Date Rev. 251951B 2004-05-24 NM3025-CS01 2/5 SAW Bandpass Filter 251951B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) Input 50Ω L1 L2 Output 50Ω C1 C2 L1 = L2 = 33 nH C1 = C2 = 22 pF 5. Marking Configuration ITF1) 04A0012) 251951B3) 4) 1) Manufacturer name 2) Lot Number 3) Part Number 4) Pad Number 1 Index I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. Rev. Date Rev. 251951B 2004-05-24 NM3025-CS01 3/5 SAW Bandpass Filter 251951B 6. Typical Performance ( at +25℃ ) CH1 S21 LOG 10 dB/ REF -22.03 dB 24 May 2004 10:26:31 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers 1 Cor 2 BW : 21. 536230 MHz MHz REF=1 cent : 154 . 955739 Q: 7. 1951 1_loss : -21 . 999 dB 3 4 CENTER 155 . 000 000 MHz SPAN 54. 000 000 MHz CH1 CH2 S21 S21 LOG DEL 1 dB/ 100 ns/ REF -21.83 dB REF 1.502 us 24 May 2004 10:36:50 1: 0. 0000 dB 0. 000 000 MHz 3: -10 . 880 ns 18. 750 000 MHz CH1 Markers BW : Cor 19. 716714 MHz MHz REF=1 cent : 154 . 988629 Q: 7. 8608 1 2 1_loss : -22 . 007 dB 3 Smo Cor 3 2 CH2 Markers mean : 1. 5096 us s. dev : 5. 9164 ns p-p : 31. 380 ns 4 REF=2 CENTER 155 . 000 000 MHz SPAN 23. 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. Rev. Date Rev. 251951B 2004-05-24 NM3025-CS01 4/5 SAW Bandpass Filter 251951B CH1 CH2 S21 S21 LOG LOG 1 dB/ 1 dB/ REF -21.83 dB REF -22.11 dB 24 May 2004 10:37:22 1: 0. 0000 dB 0. 000 000 MHz 3: . 21430 dB 18. 750 000 MHz CH1 S21 LOG 10 dB/ REF -21.74 dB 24 May 2004 10:42:28 1: -21 . 753 dB 155 . 000 000 MHz CH1 Markers BW : Cor 19. 243658 MHz MHz REF=1 cent : 155 . 005841 Q: 8. 0549 1 2 1_loss : -22 . 005 dB 1 3 4 3 Cor 2 CH2 Markers mean : -22 . 024 dB s. dev : . 11690 dB p-p : . 59040 dB REF=2 CENTER 155 . 000 000 MHz SPAN 23. 000 000 MHz START . 010 000 MHz STOP 500 . 000 000 MHz CH1 CH2 S11 S22 SWR SWR 5/ 5/ REF 6.651 REF 5.367 24 May 2004 10:39:57 1: 6. 6499 155 . 000 000 MHz 2: 5. 3638 155 . 000 000 MHz CH1 CH2 S11 S22 1 U FS 1 U FS 1: 7. 5508 2: 9. 3608 -1 . 1726 -2 . 7388 24 May 2004 10:40:05 875 . 66 pF 155 . 000 000 MHz 374 . 92 pF 155 . 000 000 MHz Cor Cor 1 1 2 Cor 2 Cor CENTER 155 . 000 000 MHz SPAN 54. 000 000 MHz CENTER 155 . 000 000 MHz SPAN 54. 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. Rev. Date Rev. 251951B 2004-05-24 NM3025-CS01 5/5