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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±30ppm
Operating Temperature:
-40℃~+85℃
Load Capacitance:
9pF
Frequency:
50MHz
Mfr. Part #:
7E50000E09UCG
Package:
SMD2520-4P
Key Attributes
Model Number:
7E50000E09UCG
Product Description
Product Overview
The QUARTZ CRYSTAL UNIT SERIES 7E is a seam-sealed ceramic surface mount crystal oscillator in a 2.5*2.0mm package. It offers precise frequency control for various electronic applications.
Product Attributes
- Brand: SJK ()
- Origin: Shenzhen, China
- Package Type: 2.5*2.0mm Surface Mount, Ceramic, Seam Sealed
- Certifications: RoHS, REACH, HF
- Minimum Packaging: 3000pcs/real
- Moisture Sensitivity Level: Level 1
Technical Specifications
| Parameter | Specification | Unit | Notes |
| Product Name | |||
| Model Number | SMD2520 | ||
| Part Number (P N/ SJK) | 7E50000E09UCG | ||
| Output Frequency | 50.000000 | MHz | |
| Vibration Mode | AT/Fundamental | ||
| Frequency Tolerance (@ 25C) | 10 | ppm max | |
| Load Capacitance (CL) | 9.0 | 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) | 10 | W | |
| Equivalent Series Resistance (ESR) | 40 | Max | |
| Aging @ 25C (1st year Max) | 3 | ppm/year | |
| Testing Conditions | Ambient temperature: 255C, Relative humidity: 40%~70% | Standard atmospheric conditions | |
| Measure Equipment | S&A250B or equivalent |
Reliability Test Specification
| No. | Test Item | Test Conditions | Standard Requirements |
| 1 | Drop Test | Free fall from 55cm height onto a wooden board, 3 times | Frequency change 5ppm, Resistance change 15% before and after test |
| 2 | Vibration Test | Frequency: 10~55Hz, Amplitude: 1.5mm, Duration: 2 hours per orientation (X, Y, Z) | Frequency change 5ppm, Resistance change 15% before and after test |
| 3 | Thermal Shock Test | 25 cycles of high and low temperature. Low temp: -403C for 30 min, High temp: 852C for 30 min. Transition time: 3 min. | Frequency change 5ppm, Resistance change 15% before and after test |
| 4 | Hermeticity Test | Helium pressure: 50.5Kg/cm, Pressurization time: 120 min | Leak rate 110-9Pa.m/s |
| 5 | Resistance to Soldering Heat | Peak temperature: 260C10C, Duration: 155 sec | Frequency change 5ppm, Resistance change 15% before and after test |
| 6 | Solderability Test | Temperature: 260C10C, Immersion time: 31 sec | Solder coverage 90% of pin surface |
| 7 | High Temperature & Humidity Test | Temperature: 60C2C, Humidity: 90%~95%, Duration: 240 hours | 1. Frequency change 5ppm, Resistance change 15% before and after test. 2. No rust on product surface. |
| 8 | High Temperature Test | Temperature: 85C2C, Duration: 240 hours | Frequency change 5ppm, Resistance change 15% before and after test |
| 9 | Low Temperature Test | Temperature: -40C2C, Duration: 240 hours | Frequency change 5ppm, Resistance change 15% before and after test |
| 10 | Life Test | Voltage: 5V, Temperature: 25, Duration: 1000 hours | Frequency change 5ppm, Resistance change 15% before and after test |
2304131800_SJK-7E50000E09UCG_C524682.pdf
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