Product Overview
The 5.0x3.2 SEAM 4PIN Quartz Crystal Resonator, model 9DSC250G0020L, is designed for high precision and frequency stability, offering excellent EMI reduction. It is an ideal choice for applications such as Bluetooth devices, wireless communication sets, DSC, PDA, and mobile phone USB interface cards. This product is RoHS Compliant and Pb Free.
Product Attributes
- Brand: CHANGXING ELECTRONICS CO.,LTD.
- Product Type: Quartz Crystal Resonator
- Sealing Type: SEAM Sealing
- Series: 9D Series
- Certifications: RoHS Compliant / Pb Free
- Origin: Fujian, China
Technical Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Nominal Frequency | 25.000000 | MHz | |
| Oscillation Mode | Fund at 25 3 | ||
| Load Capacitance | 20 | pF | |
| Frequency Tolerance (at 25) | 30 | ppm | |
| Frequency Tolerance (Over Operating Temp. Range) | 3 | ppm | |
| Operating Temperature | -40+85 | ||
| Aging (1st Year) | 3 | ppm | |
| Drive Level | 100 | uW | Max. |
| Effective Resistance (Rr) | 40 | Max. | |
| Shunt Capacitance (C0) | 5 | pF | Max. |
| Pulling Sensitivity (TS RLD2) | 500 | ppm/pF | Max. |
| Insulation Resistance | 500 | M | Min. at DC 100V |
| Spurious Response | -1000+5000 | ppm | |
| Storage Temperature Range | -55+125 | ||
| Dimensions (L x W x H) | 5.0 x 3.2 x 0.9 | mm | |
| Reel Quantity | 1,000 | pcs per reel | (WHITE) |
| Product Weight | 41.070 | mg |
Standard Atmospheric Conditions for Measurement:
- Ambient Temperature: 225
- Relative Humidity: 40%~70%
Limits for Doubtful Results:
- Ambient Temperature: 221
- Relative Humidity: 40%~70%
Measurement Equipment: S&A 250B or equivalent.
Crystal Cutting Type: AT CUT (thickness shear mode).
Marking: LOGO, Nominal Frequency (MHz), Line Code, Last three digits of Batch Number, Year-Month Code.
Reflow Condition: Pre-heat temperature 125, Pre-heat time 60120 sec., Test temperature 260 5, Test time 10 1 sec.
Material Composition:
- Base: 4J29 (Substrate), Metallized (Metal)
- Cover: Ceramics (Al2O3)
- Electrode: Metal (Ag, SiO2, Petroleum Solvent, Silicone resin)
- Crystal Wafer: Quartz (SiO2)
- Adhesive: (Polymer)
- KV Ring: Metal (Fe-Co-Ni, W, Ni, Au, Fe)
2504101957_CHANGXING-ELECTRONICS-9DSC250G0020L_C46613794.pdf
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