Product Overview
The Seam2016 is a 4-pin, 24.000000MHz Quartz Crystal Resonator designed for high-precision and stable frequency applications. This extremely small SMD type crystal unit offers excellent heat resistance and environmental characteristics, making it suitable for demanding applications such as PDAs, DSCs, DVCs, and PCs. It is RoHS Compliant and Pb Free, ensuring environmental responsibility.
Product Attributes
- Brand: CHANGXING ELECTRONICS CO.,LTD.
- Product Series: 3D Series / Seam Sealing Crystals
- Product Model: 3DSC240G0009L
- Origin: Fujian, China
- Certifications: RoHS Compliant / Pb Free
- Crystal Cutting Type: AT CUT (thickness shear mode)
Technical Specifications
| Parameter | Specification | Units | Notes |
|---|---|---|---|
| Nominal Frequency | 24.000000 | MHz | at 25 3 |
| Frequency Tolerance | 10 | ppm | at 25 3 |
| Load Capacitance | 9 | pF | |
| Oscillation Mode | Fund | ||
| Drive Level | 100 | uW | Max. |
| Pulling Sensitivity | TS | ppm/pF | |
| Operating Temperature | -40+85 | ||
| Aging (1st Year) | 3 | ppm | |
| Over Operating Temp. Range | 30 | ppm | |
| Effective Resistance (Rr) | 50 | Max. | |
| Shunt Capacitance (C0) | 5 | pF | Max. |
| Insulation Resistance | 500 | M | Min. at DC 100V |
| Storage Temperature Range | -55+125 | ||
| Spurious Response | -10 | dB | Max. |
| Dimensions (L x W x H) | 2.0 x 1.6 x 0.50 | mm | SMD |
| Reel Quantity | 3,000 | pcs per reel | (WHITE) |
| Weight | 6.144 | mg | Production Weight |
Dimensions
| Dimension | Value | Unit |
|---|---|---|
| A | 0.65 | 0.1 mm |
| B | 2.30 | 0.1 mm |
| C | 1.90 | 0.1 mm |
| D | 4.00 | 0.1 mm |
| E | 8.0 | 0.2 mm |
| F | 4.00 | 0.1 mm |
| G | 1.55 | 0.05 mm |
| H | 1.75 | 0.1 mm |
| L | 178 | 1.0 mm |
| L1 | 13 | 0.5 mm |
| W | 11.5 | 0.2 mm |
| W1 | 8.0 | +1.0 mm |
Marking
The marking includes the following information:
- LOGO
- Nominal Frequency (MHz)
- Line Code
- Last three digits of production batch number
- Year-Month Code (four-year cycle)
Reflow Condition
Standard reflow soldering conditions apply. Specific pre-heat, peak temperature, and time parameters are detailed in the original document (refer to page 3).
Packing
Standard reel packaging according to EIA-481-2 standard. 3,000 pcs per reel (WHITE).
Reliability Specifications
1. Mechanical Endurance: Includes tests for Mechanical Shock, Vibration, and Drop Test.
2. Environmental Endurance: Includes tests for Resistance to Soldering Heat, Immersion, High Temp & Humidity, Low Temp Storage, High Temp Storage, Thermal Shock, and Pressure Cooker Storage.
Material Composition Declaration
| No. | Name of Part | Material Name | Material Mass (mg) | Material Mass (%) | Constituent Name | CAS No. | Material Analysis (%) |
|---|---|---|---|---|---|---|---|
| 1 | Base | Ceramics | 2.153 | 35.04% | Al2O3 | 1344-28-1 | 92.40% |
| SiO2 | 14808-60-7 | 4.30% | |||||
| Cr2o3 | 1308-38-9 | 1.51% | |||||
| MgO | 1309-48-4 | 0.69% | |||||
| CaO | 7439-98-7 | 1.09% | |||||
| 2 | Cover | 4J29 (Base Material) | 1.301 | 21.18% | Fe | 7439-89-6 | 40.70% |
| Ni | 7440-02-0 | 21.79% | |||||
| Co | 7440-48-4 | 12.78% | |||||
| 3 | Adhesive | 0.058 | 0.94% | Ag | 7440-22-4 | 21.02% | |
| Cu | 7440-50-8 | 3.71% | |||||
| 4 | Blank | 0.250 | 4.07% | W | 7440-33-7 | 86.04% | |
| Au | 7440-57-5 | 2.88% | |||||
| Ni | 7440-02-0 | 11.07% | |||||
| 5 | Electrode | Metal | 0.015 | 0.24% | Fe | 7439-89-6 | 47.70% |
| Ni | 7440-02-0 | 26.10% | |||||
| Co | 7440-48-4 | 15.44% | |||||
| Ni (Plating) | 7440-02-0 | 10.76% | |||||
| Metal | Ag | 7440-22-4 | 75.00% | ||||
| Crystalline Silicon Dioxide | SiO2 | 14808-60-7 | 5.00% | ||||
| Petroleum Solvent | 5.00% | ||||||
| Silicone Resin | 15.00% | ||||||
| Quartz Crystal | SiO2 | 100.00% | Silicon oxide | 14808-60-7 | 100.00% | ||
| Cr | 7440-47-3 | 5.56% | |||||
| Ag | 7440-22-4 | 94.44% | |||||
| KV Ring | 0.877 | 14.28% | |||||
| Solder | 1.490 | 24.25% | |||||
| Metallizing |
2504101957_CHANGXING-ELECTRONICS-3DSC240G0009L_C46613781.pdf
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