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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 433.920 MHz Model: TC0219A Part No: MA05774 Rev No: 5 TC0219A v5 1 A. FEATURES: 1. One - 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: Reference Temperature TA = 25°C Characteristic Units Min. Typ. Max. Center frequency Fc MHz 433.845 433.920 433.995 Insertion Loss IL dB - 1.58 2.2 Unload quality factor QU 6000 11000 - Ageing of fc ppm/yr - - ±10 Motional capacitance C1 fF - 1.5 - Motional inductance L1 μH - 89.79 - Motional resistance R1 Ohm - 22.25 - Parallel capacitance Co pF - 2.95 - Frequency Temperature coefficient (TCf) ppm/c*2 - 0.032 - Turnover To deg. C 10 25 40 Package size SMD 3 X 3 X 1.1mm 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 433.920 MHz Model: TC0219A Part No: MA05774 Rev No: 5 TC0219A v5 2 D. EQUVIRENT CIRCUIT: One - Port Resonator R1 C1 L1 # E # B Source Impedance Load Impedance 50Ω 50Ω E. OUTLINE DRAWING:

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 433.920 MHz Model: TC0219A Part No: MA05774 Rev No: 5 TC0219A v5 3 F. FREQUENCY CHARACTERISTICS: Resonator 433.92MHz Frequency Charactristics (S21) -30 -25 -20 -15 -10 - 5 Frequency (Center Frequency 433.92MHz Span 3MHz) dB G. TEST CIRCUIT:  Network analyzer SAW Resonator E B A、C、D、F H. PCB FOOTPRINT: To 50Ω Network Analyzer From 50Ω Network 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 433.920 MHz Model: TC0219A Part No: MA05774 Rev No: 5 TC0219A v5 4 I. PACKING: 1. Reel Dimension 2. Tape Dimension