MC-306
SMALL SMD LOW / MEDIUM-FREQUENCY CRYSTAL UNIT
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- - High-density mounting-type SMD. Photolithography finished allows uniform and stable performance. Excellent reliability and environmental capability. 2.54mm thickness is equal to SMD-type IC.
Actual size
Specifications (characteristics)
Item Symbol f TSTG TOPR GL TSOL ∆f/f θT a CL R1 C1 C0 IR fa ±3ppm/Y max. 50 kΩ max. 1.8f F typ. 0.9p F typ. 32.768 k Hz Specifications 20.000 k Hz to 165.000 k Hz -55˚C to +125˚C -40˚C to +85˚C 1.0µW max. Twice at under 260˚C within 10 sec. Stored as bare product after unpacking Remarks
Nominal frequency Temperature range
Storage temperature Operating temperature
Maximum drive level Soldering condition Frequency tolerance (standard) Peak temperature (frequency) Temperature coefficient (frequency) Load capacitance Series resistance Motional capacitance Shunt capacitance Insulation resistance Aging or under 230˚C within 3 min. ±20ppm, ±50ppm ±50ppm, ±100ppm 25˚C ±5˚C -0.04ppm/ ˚C2 max. 6p F to ∞...
