Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com 70MHz SAW Filter Part No: MA09489 A. REV NO.: 1 MAXIMUM RATING: 1. Input Power Level: 10dBm 2. DC Voltage: 5V 3. Operating Temperature: -10°C to 60°C 4. B. Model: TB0505A Storage Temperature: -40°C to 85°C ELECTRICAL CHARACTERISTICS: (Ambient temperature: 25℃) Item Unit Max. Note 70.044 - MHz Min. 69.955 Type. 70 Insertion Loss, IL dB - 3.2 6 - 3dB bandwidth dB 0.03 0.05 - - 40dB bandwidth dB - 0.14 0.2 - Absolute Group Delay at Fc µs - 16 - - Group Delay Variation (70±0.015 MHz) µs - 6 12 - 0.3MHz ~ 69.8MHz dB 48 58 - - 70.2MHz ~ 71MHz dB 35 43 - - 71MHz ~ 71.5MHz dB 35 45 - - 71.5MHz ~ 75MHz dB 45 48 - - Center frequency, Fc Attenuation:(Reference level from Min IL) Temperature coefficient of frequency TCF TB0505A v1 -0.032 ppm/C^2 1 Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com 70MHz SAW Filter Part No: MA09489 C. Model: TB0505A REV NO.: 1 OUTLINE DRAWING: 505 TB□ Pin configuration #L Input #M Input RF-Return #E Output #F Output RF-Return #A,B,C,D,G,H,J,K To be grounded □ Date code Unit mm D. MEASUREMENT CIRCUIT: 50 Ohm Test circuit (single-ended/single-ended) HP Network analyzer IN L1=390 nH L1=390 nH L 50Ω SAW Filter C1=6 pF OUT E 50Ω C1=6 pF A,B,C,D,F,G,H,J,K,M TB0505A 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 70MHz SAW Filter Part No: MA09489 E. Model: TB0505A REV NO.: 1 FREQUENCY CHARACTERISTICS: TB0505A 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 70MHz SAW Filter Part No: MA09489 F. Model: TB0505A REV NO.: 1 PCB FOOTPRINT: TB0505A 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 70MHz SAW Filter Part No: MA09489 G. Model: TB0505A REV NO.: 1 PACKING: 1. REEL DIMENSION 2. TAPE DIMENSION 505 TB 505 TB Direction of Feed TB0505A 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 70MHz SAW Filter Part No: MA09489 REV NO.: 1 RECOMMENDED REFLOW PROFILE: 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. Model: TB0505A Time (Sec) TB0505A v1 6