SAW Bandpass Filter 250211B 1. Features IF bandpass filter High attenuation Single-ended operation Dip Package Maximum Storage Temperature Range : -40℃ ~ 85℃ Electrostatics Sensitive Device (ESD) 2.5±0.2 Package : D3512 Pin Configuration Dimensions shown are nominal in millimeters Base : Fe(SPCC), Au plating over Ni plated Cap : Cu & Cr Alloy, Ni Plated Termination : Kovar, Au Plated I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 25.4±0.2 7.6±0.2 0.45±0.05 5.5max 6.0max 143.9-1.8M 250211B ITF 08A001 35.1±0.5 12.8±0.5 2.5±0.2 2. Package Dimension 1 Input 5 Output 2, 4 Ground 3, 6 Case ground Part No. 250211B Rev. Date 2008-11-13 Rev. NW8033-CS01 1/5 SAW Bandpass Filter 250211B 3. Specifications Fo = 143.9 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Minimum Typical Maximum MHz - 143.9 - dB - 21.5 24.0 1dB Bandwidth MHz 1.8 1.86 - 3dB Bandwidth MHz - 2.0 - 20dB Bandwidth MHz - 2.48 2.6 40dB Bandwidth MHz - 2.71 2.8 dB - 0.35 1.0 Group Delay Variation (Fo +/- 0.8 MHz) nsec - 220 350 Absolute Delay usec - 3.63 - dB 50 55 - dB 20 24 - ppm/°C2 - -0.03 - Center Frequency Insertion Loss Amplitude Ripple (Fo +/- 0.8 MHz) Ultimate Rejection Relative Attenuation fo+/-900KHz+/-400KHz Temperature Coefficient of Frequency 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 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. 250211B Rev. Date 2008-11-13 Rev. NW8033-CS01 2/5 SAW Bandpass Filter 250211B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) L1 Input 50Ω L2 C1 Output 50Ω C2 L1 = 56 nH, L2 = 47 nH C1 = C2 = 43 pF 5. Marking Configuration ITF1) 08A0012) 250211B3) 143.94)-1.8M5) 1) Manufacturer name 2) Lot Number 3) Part Number 4) Center Frequency 5) 1dB-Bandwidth I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. 250211B Rev. Date 2008-11-13 Rev. NW8033-CS01 3/5 SAW Bandpass Filter 250211B 6. Typical Performance ( at +25℃ ℃) CH1 CH3 S21 S21 LOG LOG 10 dB/ 10 dB/ 14 Oct 2008 20:20:47 1: 0. 0000 dB 0. 000 000 MHz 1: 0. 0000 dB 0. 000 000 MHz REF -21.4 dB REF -21.4 dB MI143B A1 CH1 Markers BW: 1 Cor 2. 484467 MHz cent : 143 . 865043 MHz REF=1 Q: 57 . 906 2 1_loss : -21 . 540 dB Cor 4 3 3 4 BW cent CH3 Markers : 2. 714884 MHz : 143 . 873556 MHz REF=1 1_ Q: 52 . 994 loss : -21 . 540 dB CENTER 143 . 900 000 MHz CH1 CH3 S21 S21 LOG LOG 10 dB/ 10 dB/ SPAN 8. 000 000 MHz 14 Oct 2008 20:22:36 2: 0. 0000 dB 0. 000 000 MHz 2: 0. 0000 dB 0. 000 000 MHz REF -21.4 dB REF -21.4 dB MI143B A1 CH1 Markers 2 Cor 1: . 27790 dB 900 . 000 kHz 2 REF=2 3: -23 . 867 dB -400 . 000 kHz 1 Cor 3 3 CH3 Markers 1: 1. 0305 dB -900 . 000 kHz REF=2 3: -32 . 815 dB 400 . 000 kHz CENTER 143 . 900 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 SPAN 8. 000 000 MHz Part No. 250211B Rev. Date 2008-11-13 Rev. NW8033-CS01 4/5 SAW Bandpass Filter 250211B CH2 S21 CH4 S21 LOG DEL 1 dB/ 500 ns/ 14 Oct 2008 20:22:56 1: 0. 0000 dB 0. 000 000 MHz 3:-13 . 580 ns 1. 600 000 MHz REF -21.4 dB REF 4 us CH2 Markers BW: 2. 023662 MHz CH2 S21 CH4 S21 LOG LOG 1 dB/ 1 dB/ 14 Oct 2008 20:23:11 1: 0. 0000 dB 0. 000 000 MHz 3:- . 09980 dB 1. 600 000 MHz REF -21.4 dB REF -21.4 dB CH2 Markers REF=1 BW: cent : 143 . 862157 MHz 1. 861539 MHz Q: 71. 090 Q: 77. 282 1_loss : -21 . 517 dB 1 REF=1 cent : 143 . 863200 MHz 1_loss : -21 . 513 dB 1 2 2 3 4 3 4 3 2 2 3 Cor 4 Cor Smo CH4 Markers CH4 Markers REF=2 mean: 3. 6343 us Cor CENTER 143 . 900 000 MHz CH1 S21 LOG 10 dB/ s. dev : 42. 690 ns s. dev : . 07080 dB p-p : 216 . 06 ns p-p : . 31350 dB SPAN 2. 500 000 MHz 14 Oct 2008 20:27:46 1: 0. 0000 dB 0. 000 000 MHz REF -21.4 dB 2 CENTER 143 . 900 000 MHz CH1 S11 CH3 S22 MI143B A1 REF=2 mean:-21 . 515 dB Cor SWR SWR 1 / 1 / SPAN 2. 500 000 MHz 14 Oct 2008 20:23:39 1: 2. 2804 143 . 900 000 MHz 2: 5. 3533 143 . 900 000 MHz REF 0 REF 0 MI143B A1 CH1 Markers 2:-41 . 117 dB 89. 9000 MHz 1 REF=1 Cor 3:-50 . 517 dB 121 . 300 MHz Cor 2 1 2 3 START . 010 000 MHz STOP 500 . 000 000 MHz CENTER 143 . 900 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 SPAN Part No. 250211B Rev. Date 2008-11-13 Rev. NW8033-CS01 8. 000 000 MHz 5/5 2 4