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BRANCHY 426.550 MHz SAW Resonator Features l l l l One Port Resonator Low Series Resistance Quartz Stability Small Sizes RC0426D55A110 123 Maximum Ratings Rating CW RF Power Dissipation DC voltage Between Terminals Operating Temperature Range Storage Temperature Range Soldering Temperature Electrostatic Sensitive Device ( ESD ) 8 765 4 Value 0 10 -40 / +85 -40 / +85 +250 Units dBm VDC C C C Pin Configuration 2 : Input 6 : Output 4,8 : Case Ground Ordering code RC0426D55A110 Ambient temperature Source impedance Load impedance Ta = 25 C Zs = 50 W ZL = 50 W Marking RC0426A1, date code Characteristic Center Frequency Insertion Loss Quality Factor RF Equivalent RLC Model Tolerance Unloaded Q 50W Loaded Q Motional Resistance Motional Capacitance Motional Inductance Parallel Capacitance Turnover Temperature Temperature Coefficient Sym fc Dfc IL Qu QL R1 C1 L1 C0 To FTC Min. 426.475 --------------------------------10 ----- Typ. 426.550 ----1.5 9250 2120 23 1.8 78.9 2.0 25 0.033 10 Max. 426.625 75 2.2 ------------------------40 ----50 Units MHz KHz dB Temperature Stability Aging of fc W fF mH pF C ppm/C ppm/yr 1. Temperature dependance of fc : fc ( Ta ) = fc ( To ) ( 1- FTC ( Ta - To) ) 1 BRANCHY TECHNOLOGY CO., LTD. No. 171, Tien-Tsin St., Pin-Chin City, Tao Yuan Hsien, Taiwan, R.O.C. TEL : ( 886 ) -3-4391499 FAX : ( 886 ) -3-4395578 May 23, 2003 BRANCHY Typical SAW Resonator Response : RC0426D55A110 Typical Application Circuit: RF Test Circuit 4 3 2 1 8 5 6 7 From 50W Network Analyzer To 50W Network Analyzer 2 BRANCHY TECHNOLOGY CO., LTD. No. 171, Tien-Tsin St., Pin-Chin City, Tao Yuan Hsien, Taiwan, R.O.C. TEL : ( 886 ) -3-4391499 FAX : ( 886 ) -3-4395578 May 23, 2003 |
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