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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 Resonator 456MHz Model: TC0281A Part No: MP02981 Rev No: 1 TC0281A v1 1 A. FEATURES: 1-Port Resonator B. MAXIMUM RATING: 1. Input Power Level: 0dBm 2. DC voltage: 12V 3. Operating Temperature: -40° C to +85° C 4. Storage Temperature: -40° C to +85° C C. ELECTRICAL CHARACTERISTICS: Characteristics Units Min. Typ. Max. Center frequency Fc MHz 455.900 456 456.100 Insertion Loss IL dB - 1.6 2.5 Equivalent Elements Motional capacitance C1 fF - 2.466 - Motional inductance L1 µH - 98.52 - Motional resistance R1 Ω - 23.8 - Parallel capacitance Co pF - 1.23 - Temp.coeff ppm/c*2 - 0.032 - Turnover To deg.C 10 40 Package size SMD 3.8 X 3.8 X 1.4mm Temperature dependence of Fc: Fc (TA) = Fc (TO ) (1 + TCf (TA - TO )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 Resonator 456MHz Model: TC0281A Part No: MP02981 Rev No: 1 TC0281A v1 2 D. OUTLINE DRAWING: E. EQUIVILENT CIRCUIT: 1-Port Resonator F. FREQUENCY CHARACTERISTICS: R1 C1 L1 B E Source Impedance Load Impedance 50Ω 5 0Ω
Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Resonator 456MHz Model: TC0281A Part No: MP02981 Rev No: 1 TC0281A v1 3 G. TEST CIRCUIT: 50Ω Network analyzer 50Ω SAW Resonator B E A, C, D, F H. PCB FOOTPRINT: To 50Ω N etwork Analyzer From 50Ω N etwork Analyzer
Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Resonator 456MHz Model: TC0281A Part No: MP02981 Rev No: 1 TC0281A v1 4 I. PACKING: 1. REEL DIMENSION 2. TAPE DIMENSION