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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Frequency Stability:
±30ppm
Operating Temperature:
-40℃~+85℃
Load Capacitance:
18pF
Frequency:
8MHz
Mfr. Part #:
7I08000F18UCG
Package:
SMD5032-4P
Key Attributes
Model Number:
7I08000F18UCG
Product Description
Product Overview
The Series 7I is a seam-sealed ceramic surface mount quartz crystal unit with a 5.0*3.2mm package. It is designed for applications requiring stable frequency output.
Product Attributes
- Brand: SJK
- Origin: Shenzhen, China
- Certifications: RoHS, REACH, HF
- Package Type: 5.0*3.2mm Surface Mount
- Sealing: Seam Sealed Ceramic
- Moisture Sensitivity Level: Level 1
- Minimum Packaging: 1000pcs/reel
Technical Specifications
| Spec | Value | Unit | Condition |
| Part Number (P/N SJK) | 7I08000F18UCG | ||
| Output Frequency | 8.000000 | MHz | Center Frequency |
| Mode | AT/Fundamental | ||
| Frequency Tolerance | 20 | ppm max | at 25C |
| Load Capacitance (CL) | 18.0 | PF | |
| Frequency Stability Over Operating Temperature | 30 | ppm max | |
| Operating Temperature Range | -40 to +85 | C | |
| Storage Temperature Range | -40 to +125 | C | |
| Shunt Capacitance (C0) | 3.0 | PF Max | |
| Driver Level (Typical) | 100 | W | |
| Equivalent Series Resistance (ESR) | 80 | Max | |
| Aging @25C (1st year Max) | 3 | ppm/year | |
| Testing Condition - Ambient Temperature | 255 | C | Standard atmospheric conditions |
| Testing Condition - Relative Humidity | 40~70 | % | Standard atmospheric conditions |
| Reliability Test - Drop | 55cm onto wood board, 3 times | Frequency change 5ppm, ESR change 15% | |
| Reliability Test - Vibration | 10~55Hz, 1.5mm amplitude, 2 hours per axis (X, Y, Z) | Frequency change 5ppm, ESR change 15% | |
| Reliability Test - Thermal Shock | 25 cycles (-403C for 30min, 852C for 30min, 3min transition) | Frequency change 5ppm, ESR change 15% | |
| Reliability Test - Hermeticity | Helium pressure 50.5Kg/cm, 120 min | Leak rate 110-9Pa.m/s | |
| Reliability Test - Resistance to Soldering Heat | 260C10C for 155 sec | Frequency change 5ppm, ESR change 15% | |
| Reliability Test - Solderability | 260C10C for 31 sec | 90% coverage of pin after tinning | |
| Reliability Test - High Temp/High Humidity | 60C2C, 90%~95% RH for 240 hours | Frequency change 5ppm, ESR change 15%, No rust on surface | |
| Reliability Test - High Temperature | 85C2C for 240 hours | Frequency change 5ppm, ESR change 15% | |
| Reliability Test - Low Temperature | -40C2C for 240 hours | Frequency change 5ppm, ESR change 15% | |
| Reliability Test - Life Test | 5V, 25 for 1000 hours | Frequency change 5ppm, ESR change 15% |
2304131800_SJK-7I08000F18UCG_C524696.pdf
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