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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±20ppm
Operating Temperature:
-
Load Capacitance:
20pF
Frequency:
48MHz
Mfr. Part #:
7B048000R01
Package:
SMD3225-4P
Key Attributes
Model Number:
7B048000R01
Product Description
Product Overview
This specification applies to the RoHS compliant quartz crystal unit with a frequency of 48MHz, designed for crystal oscillator applications. It is a SMD3225-4pads type quartz resonator.
Product Attributes
- Brand: JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD
- Model: SMD3225-4
- Origin: China (implied by company name and location)
- Certifications: RoHS compliant
Technical Specifications
| Item | Nominal Frequency | Load Capacitance | Frequency Tolerance | Frequency Temperature Stability | Resonance Resistance | Osc Mode | Shunt Capacitance | Drive Level | Operating Temperature Range | Storage Temperature Range | Insulation Resistance | Aging |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SMD3225-4 Crystal Resonator | 48MHz | 20pF | 10ppm | 20ppm | 25 ohms Max | Fundamental mode | 2pF Max | 100W Max | -20 to +70C | -55 to +125C | 500M ohms | 3ppm/Year Max |
Reliability Specification
| Item | Condition | Standard |
|---|---|---|
| Drop characteristics | Free drop from 75cm height on a hard wooden board for 3 times. | Frequency change:5ppm Rr as specification |
| Mechanical shock | Device are shocked to half sine wave (1000g) three mutually perpendicular axes each 3 times | Frequency change:5ppm Rr as specification |
| Shake characteristics | Shake frequency 10~55Hz, cyc1~2 minutes, swing 1.5mm, direction x/y/z, all 30 minutes, test after 1 hours. | Frequency change:5ppm Rr as specification |
| Humidity characteristics | +402 & 90%~95% R.H. 250 hours | Frequency change:5ppm Rr as specification |
| Low temperature characteristics | -402, 250 hours, put in room temperature, test after 1 hours. | Frequency change:5ppm Rr as specification |
| High temperature characteristics | +852, 250 hours, put in room temperature, test after 1 hours. | Frequency change:5ppm Rr as specification |
| Temperature cycling | -303/303 min~+852/303min, 5 cycles | Frequency change:5ppm Rr as specification |
| Refluence examination | Frequency change:5ppm Rr as specification |
Dimensions
| Dimension | Value (mm) |
|---|---|
| Length | 3.20 0.10 |
| Width | 2.50 0.10 |
| Height | 0.70 MAX |
| Pad Pitch | 0.65 0.10 |
| Pad Width | 0.7 0.10 |
| Pad Length | 1.2 0.10 |
| Internal View Connection | |
| Bottom View |
Packing Specification
| Item | Quantity |
|---|---|
| Pcs | 3000 |
2411272006_HD-7B048000R01_C655038.pdf
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