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SMHF-49B
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SMHF-49B
Product catalog summary
Overview: This document provides technical specifications for the HC-49S series of AT-cut quartz crystal resonators, including features, electrical specifications, and dimensions. It emphasizes the adaptability of specifications and encourages consultation with sales representatives for additional details.
Features:
- Wide frequency range with standard and moderate precision.
- Low profile package suitable for surface mounting.
- RoHS compliant and Pb-free.
Electrical Specifications:
- Frequency Tolerance: ±10ppm, ±30ppm at 25°C ± 3°C.
- Load Capacitance: 18pF or specified value.
- Nominal Frequency Range: 3.5MHz to 40.0MHz (Fundamental), 30.0MHz to 80.0MHz (3rd Overtone).
- Operating Temperature Range: -20°C to +70°C, -40°C to +85°C.
- Storage Temperature Range: -55°C to +125°C.
- Drive Level: 0.1mW (1mW Max.).
- Shunt Capacitance: 7pF Max.
- Insulation Resistance: 500MΩ Min.
- Aging: ±5ppm/Year.
Additional Specifications for THR-2520:
- Frequency Tolerance: ±10ppm or specified value.
- Load Capacitance: 7pF, 9pF or specified value.
- Operating Temperature Range: -30°C to +85°C, -40°C to +85°C.
- Drive Level: 100µW Max.
- Shunt Capacitance: 2pF Max.
- Equivalent Series Resistance (ESR): Varies with frequency range, e.g., 120Ω Max for 3.5
- Aging: ±1ppm/Year.
- Oscillation Mode: Fundamental.
- Thermistor Resistance: 100 KΩ±1%.
- Thermistor B-Constant: 4250K±1%.
Dimensions and Soldering Pattern: Detailed dimensions and soldering patterns are provided for accurate implementation.
Note: All specifications are subject to change without prior notice. Consultation with sales representatives is recommended for further specifications.
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Catalog excerpts
SMHF-49B/THHF-49SFEATURES • AT-cut crystal performance • Wide frequency range • Standard and moderate precision available Electrical Specifications Equivalent Series Resistance (ESR) Frequency Range Please consult our sales representatives for other specifications. AT^ AT-CUT Quartz Crystal Resonators All specifications are subject to change without prior notice. &n
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.