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 140.0MHz Part No: MP05744 Model: TB0895A Rev. No: 1 A. MAXIMUM RATING: 1. Operating temperature range: -40°C to 85°C 2. Storage temperature range: -40°C to 85°C 3. Input Power Level: 10dBm 4. Maximum DC Voltage: 10V B. CHARACTERISTICS: Ambient Temperature: 25°C Item Unit Min. Typ. Max. MHz - 140 - Insertion Loss IL dB - 30 32 -1.5dB bandwidth MHz 49.5 50.7 - -40dB bandwidth MHz - 52.5 54 Passband Ripple Fc ± 18MHz MHz - 0.6 1.0 Group Delay Variation Fc ± 18MHz nsec - 65 120 Absolute Delay usec - 1.7 2.2 ppm/˚C2 - -94 - Source Impedance Ohm - 50 - Load Impedance Ohm - 50 - Center frequency Fc Temp. Coefficient TB0895A v1 1 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 140.0MHz Part No: MP05744 Model: TB0895A Rev. No: 1 C. FREQUENCY CHARACTERISTICS: 1. Wide band Response: (span 100MHz) Fig. 1. Horizontal: 10MHz / Div, Vertical: 10Db / Div 2. Pass band Response and Group Delay Response: Fig. 2. Horizontal: 2MHz / Div, Vertical: 1dB / Div, Vertical: 100ns / Div TB0895A v1 2 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 140.0MHz Part No: MP05744 Model: TB0895A Rev. No: 1 D. MATCHING CIRCUIT: Ls2 = 56nH Ls3 = 68nH Cp1 = 6.8pF Cp2 = 6.8pF E. OUTLINE DRAWING: 8: Input 1: Input Ground 4: Output 5: Output Ground 2, 3, 6, 7: Ground Unit: mm TB0895A v1 3 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 140.0MHz Part No: MP05744 Model: TB0895A 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) F. RECOMMENDED REFLOW PROFILE: Time (Sec) TB0895A v1 4