TA0748A

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Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 947.5MHz Model: TA0748A Part No: MA09934 Rev No: 2 TA0748A v2 1 A. MAXIMUM RATING: 1. Input Power Level: +20dBm 2. DC voltage: 5V 3. Operating Temperature: -30°C ~ +85°C 4. Storage Temperature: -40°C ~ +85°C B. ELECTRICAL CHARACTERISTICS: Characteristics Min. Typ. Max. Note Center frequency Fc MHz - 947.5 - - Insertion loss (935 ~ 960MHz) IL dB - 2.7 3.5 - VSWR (935 ~ 960MHz) dB - 1.6 2.3 - Ripple (935 ~ 960MHz) dB - 0.6 1.4 - Attenuation: (Reference level from 0dB) DC ~ 871MHz dB 50 62.1 - - 890 ~ 915MHz dB 30 43.9 - - 980 ~ 1025MHz dB 25 28.6 - - 1025 ~ 2000MHz dB 45 54.1 - - 2000 ~ 3000MHz dB 20 26.8 - - Impedance at Fc Input ZIN = RIN // CIN 50 Ω // 0pF Output ZOUT = ROUT // COUT 50 Ω // 0pF Note: No matching network required for operation at 50Ω C. MEASUREMENT CIRCUIT:  HP Network anal yzer  S AW F ilter B E A, C, D, F

Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 947.5MHz Model: TA0748A Part No: MA09934 Rev No: 2 TA0748A v2 2 D. FREQUENCY CHARACTERISTICS: 1. Wideband response: -70 -60 -50 -40 -30 -20 -10 -100 -80 -60 -40 -20 0 600 1200 1800 2400 3000

Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 947.5MHz Model: TA0748A Part No: MA09934 Rev No: 2 TA0748A v2 3 2. Passband response: 922.5 935 947.5 960 972.5 3. VSRW: S11 922.5 935 947.5 960 972.5 S22 922.5 935 947.5 960 972.5

Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 947.5MHz Model: TA0748A Part No: MA09934 Rev No: 2 TA0748A v2 4 4. Smith chart of S11 5. Smith chart of S22

Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 947.5MHz Model: TA0748A Part No: MA09934 Rev No: 2 TA0748A v2 5 E. OUTLINE DRAWING: B: Input E: Output A, C, D, F: Ground Unit: mm F. PCB FOOTPRINT:

Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 947.5MHz Model: TA0748A Part No: MA09934 Rev No: 2 TA0748A v2 6 G. PACKING: 1. Reel Dimension (Reel Count: 7” = 1000; 13” = 3000) 2. Tape Dimension

Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 947.5MHz Model: TA0748A Part No: MA09934 Rev No: 2 TA0748A v2 7 100 120 140 160 180 200 220 240 260 280 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Time (Sec) Temp ( Deg C) H. RECOMMENDED REFLOW PROFILE: