CRYSTALS RESISTANCE WELDED HOLDER DXT49 Standard Frequencies available from stock Temperature ranges -20°C to +70°C or -40°C to 85°C Ageing ±5ppm/year max Available range 1.8432MHz - 125.000MHz SECTION 2 SPECIFICATION Frequency Range (Fo) 1.8432MHZ to 125.000MHZ Frequency Tolerance at 25°C ±30ppm (typ)* ±50ppm Temperature Stability -20° + 70° ±50ppm (typ)* ±100ppm Operating Temperature Range (TOPR) 20°C to 70°C -40˚C to 85˚C Storage Temperature Range (TSTG) -40°C to 85°C Shunt Capacitance (Co) 7pF Max Load Capacitance (CL) 10 to 32pF or Series Resonant Insulation Resistance 500 Megohms Minimum at 100Vdc Drive Level 1mWatts Max Ageing (at 25°C) ±5ppm/year Max *Other tolerance and temperatures available on request EQUIVALENT SERIES RESISTANCE (ESR) OUTLINE DRAWING Mode 5 Max DXT49 20 Max Min 10.3Max Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental 3rd Overtone 3rd Overtone 5th Overtone 4.88+/-0.2 Max ESR (Ω) 650Max 500Max 250Max 150Max 100Max 80Max 50Max 35Max 25Max 60Max 40Max 90Max 11.5Max Frequency Range 1.800MHz to 1.999MHz 2.000MHz to 2.999MHz 3.000MHz to 3.499MHz 3.500MHz to 3.999MHz 4.000MHz to 4.999MHz 5.000MHz to 5.999MHz 6.000MHz to 7.999MHz 8.000MHz to 12.999MHz 13.000MHz to 30.999MHz 24.000MHz to 29.999MHz 30.00MHz to 80.000MHz 70.000Mhz to 125.000MHz 0.43ø+/-0.05 MODE OF OPERATION (MODE) 13.5 Max Dimensions in mm ORDERING INFORMATION DXT49 10.000 A 20 Series Frequency MHz Mode of Operation Load Capacitance or Series Resistance A-AT Cut Fund T-3rd Overtone V-5th Overtone XX Packaging Blank = Std 3 = 3rd Lead I = Insulator Tab Lxx = Custom Lead Length TR = Tape and Reel XX Options Frequency Temperature Tolerance Stability ppm ppm 117 Fax: 01371 875075 www.dubilier.co.uk Tel: 01371 875758