Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com SAW Filter 145MHz Part No: MP02864 Model: TB0790A Rev No: 1 A. MAXIMUM RATING: 1. Operating temperature range: -40°C to +65°C 2. Storage temperature range: -40°C to +85°C 3. Input Power Level: 10dBm 4. Maximum DC Voltage: 10V B. CHARACTERISTICS: Electrical Parameters Parameter Value Sign Units Min. Typ. Max. Central Frequency Fc MHz - 145 - Insertion Loss IL dB - 3.0 3.5 -0.5 dB Pass Bandwidth BW1 MHz 0.050 0.068 - -3 dB Pass Bandwidth BW3 MHz - 0.098 0.140 -40 dB Pass Bandwidth BW40 MHz - 0.28 0.38 AR dB - 0.3 0.5 VSWR - - 1.2 1.7 DC ~ 144.6MHz UR dB 50 70 - 145.4MHz ~ 290MHz UR dB 50 60 - 290MHz ~ 435MHz UR dB 50 70 - RS/RL Ω Amplitude Ripple Fc ± 0.02MHz Input/Output VSWR at Fc Relative Attenuation Source and Load Impedances TB0790A v1 50 1 Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com SAW Filter 145MHz Part No: MP02864 Model: TB0790A Rev No: 1 C. FREQUENCY CHARACTERISTICS: 1. Wide band Response: (span 1MHz) Fig1. Horizontal: 0.1MHz/Div, Vertical: 10dB/Div 2. Pass band Response and Group Time Delay response: Fig2. Horizontal: 0.02MHz/Div, Vertical: 1dB/Div & Vertical: 2us/Div TB0790A v1 2 Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com SAW Filter 145MHz Part No: MP02864 Model: TB0790A Rev No: 1 3. VSWR: Fig3. Horizontal: 0.1MHz/Div, Vertical: 1/Div D. MATCHING CIRCUIT: L1 = 180nH, C1 = 2pF, L2 = 180nH, C2 = 2pF Zin = 50 Ω, Zout = 50 Ω TB0790A v1 3 Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com SAW Filter 145MHz Part No: MP02864 Model: TB0790A Rev No: 1 E. OUTLINE DRAWING: 790 Pin A: RF input Pin B: RF input ground Pin G: RF output Pin H: RF output ground Pin C: D, E, F, J, K, M, N: Ground Unit: mm F. PCB FOOTPRINT: TB0790A v1 4 Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com SAW Filter 145MHz Part No: MP02864 Model: TB0790A Rev No: 1 G. PACKING: 1. REEL DIMENSION Unit: mm 2. TAPE DIMENSION TB0790A v1 5 Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com SAW Filter 145MHz Part No: MP02864 Model: TB0790A Rev No: 1 360 340 320 300 280 260 240 220 200 180 160 140 120 100 80 60 40 20 280 260 240 220 200 180 160 140 120 100 80 60 40 20 0 Temp ( Deg C) H. RECOMMENDED REFLOW PROFILE: Time (Sec) TB0790A v1 6