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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 1842.50MHz Model: TA0318A Part No: MA05900 Rev No: 1 TA0318A v1 1 A. MAXIMUM RATING: 1. Operating Temperature: -20° C ~ +75° C 2. Storage Temperature: -40° C ~ +85° C B. ELECTRICAL CHARACTERISTICS: Singled to Balanced operation Terminating source impedance: Z S = 50Ω T erminating load impedance: ZL = 150Ω // 22nH V alue Item Min. Typ. Max. Note Center frequency Fc MHz - 1842.5 - - Insertion loss (1805 ~ 1880 MHz) IL (dB) - 3.0 4.0 - Ripple (1805 ~ 1880MHz) (dB) - 0.8 2.1 - Input VSWR (1805 ~ 1880MHz) - 1.9 2.7 - Output VSWR (1805 ~ 1880MHz) - 2.2 2.7 - Attenuation: (Reference level from 0dB) 0 ~ 1200MHz (dB) 40 49 - - 1200 ~ 1705MHz (dB) 30 34 - - 1705 ~ 1785MHz (dB) 9 14 - - 1920 ~ 1980MHz (dB) 10 22 - - 1980 ~ 2200MHz (dB) 20 23.5 - - 2200 ~ 3000MHz (dB) 30 36 - - 3000 ~ 5000MHz (dB) 40 50 - - 5000 ~ 6000MHz (dB) 35 43 - - Symmetry in band (referenced to the matched operating condition) Output amplitude balance (|S31/S21|) (1805 ~ 1880MHz) (dB) -2 0 2 - Output phase balance (Φ (S31) -Φ (S21)+180°) 1805 ~ 1880MHz) degree -12 0 12 -

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 1842.50MHz Model: TA0318A Part No: MA05900 Rev No: 1 TA0318A v1 2 C. OUTLINE DRAWING: G: Unbalance input C, D: Balance output B, E: Ground Unit: mm D. MEASUREMENT CIRCUIT: 150Ω 22nH

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 1842.50MHz Model: TA0318A Part No: MA05900 Rev No: 1 TA0318A v1 3 E. FREQUENCY CHARACTERISTICS: 1. Transfer function (25° C) 2. (wideband) -50 -45 -40 -35 -30 -25 -20 -15 -10 Freq.(MHz) Att.(dB) -70 -60 -50 -40 -30 -20 -10 0 600 1200 1800 2400 3000 3600 4200 4800 5400 6000 Freq.(MHz) Att.(dB)

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 1842.50MHz Model: TA0318A Part No: MA05900 Rev No: 1 TA0318A v1 4 3. VSWR (25° C) Unbalance Input Balance Output 1.5 2.5 3.5 4.5 5.5 Freq.(MHz) VSWR 1.5 2.5 3.5 4.5 5.5 Freq.(MHz) VSWR

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 1842.50MHz Model: TA0318A Part No: MA05900 Rev No: 1 TA0318A v1 5 F. PACKING: 1. REEL DIMENSION 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 1842.50MHz Model: TA0318A Part No: MA05900 Rev No: 1 TA0318A v1 6 G. REFLOW PROFILE: 1. Preheating shall be fixed at 140 ~ 160° C for 60 ~ 90 seconds. 2. Ascending time to preheating temperature 150° C s hall be 30 seconds min. 3. Heating shall be fixed at 200° C for 50 ~ 60 seco nds and at 230 ± 10° C peak. IR-reflow Profile 100 120 140 160 180 200 220 240 260 0 20 40 60 80 100 120 140 160 180 200 220 240 260 Time/sec Temp/degC Peak (240° C max) 30sec min 60 ~ 90 sec 50 ~ 60 sec Preheating (140~160° C) Heating (200° C) Go down gradually