Product Overview
LUCKI CM ELECTRONICS Co.,Ltd offers the L225S320D11L, a 2520 seam sealing crystal designed for electronic applications requiring precise frequency control. This SMD holder crystal operates at a nominal frequency of 32.000MHz with a load capacitance of 8pF and a frequency tolerance of 10PPM.
Product Attributes
- Brand: LUCKI
- Origin: China (implied by manufacturer website)
- Holder Type: SMD 2520
- Color: Black (Base Material)
Technical Specifications
| Item | Symbol | Specification | Unit | Notes |
| Model No | Seam Seal 2520 | Blank Cutting Mode AT FUND | ||
| Nominal Frequency | F0 | 32.000000 | MHz | Fundamental |
| Oscillation Mode | Fundamental 3rd | |||
| Frequency Tolerance | F/F0 | -10 10 | ppm | 253 |
| Load Capacitance | CL | 8 | pF | |
| Frequency Stability | TC | -10 10 | ppm | |
| Operating Temperature | Topr | -20 75 | ||
| Storage Temperature | Tstg | -55 ~ 125 | ||
| Drive Level | DL | 100 300 | uW | |
| Effective Resistance | Rr | - - 40 | ||
| Shunt Capacitance | C0 | - - 2 | pF | |
| Trim Sensitivity | TS | - - | ppm/PF | |
| Insulation Resistance | IR | 500 - - | M | at DC 100 V |
| Aging | Fa | -2 2 | ppm | Per year |
| Weight | 0.0126 | g | Sample Data |
Hermetically
| Test | Condition | Result |
| Fine Leak | Helium Bombing 4kg/cm2 for 1 Hour | Leak rate Less Than 110 atm.cc/sec |
| Gross Leak | 125FC#40, 120 Seconds | No Bubble |
Reliability Specification
| Item | Condition | Standard |
| Drop characteristics | Free drop from 100cm height on a hard wooden board for 3 times. (Board is thickness more than 30 mm.) | 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, cycle 1~2 minutes, swing 1.5mm, direction x/y/z, all 30 minutes, test after 2 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 |
| Reflow examination | Frequency change:5ppm, Rr as specification |
Dimensions (mm)
| Type | 2520 | Unit |
| W | 8.000.05 | mm |
| E | 1.750.10 | mm |
| F | 3.50.05 | mm |
| T | 0.250.03 | mm |
| P | 4.000.05 | mm |
| P0 | 4.000.05 | mm |
| P2 | 2.000.05 | mm |
| D0 | 1.50+0.10 | mm |
| D1 | 1.00MIN | mm |
| A0 | 2.40.10 | mm |
| K0 | 1.100.10 | mm |
| B0 | 2.900.05 | mm |
Reel Packing Specification
| Type | 2520 | Unit |
| A | 178 2.0 | mm |
| B | 2.500.50 | mm |
| C | 13.5 0.20 | mm |
| D | 56.8 0.50 | mm |
| N | 60.51.0 | mm |
| W | 8.00.30 | mm |
| T1 | 1.400.20 | mm |
| Quantity | 3000pc/reel |
2410121851_Lucki-L225S320D11L_C5917260.pdf
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