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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Frequency Stability:
±30ppm
Operating Temperature:
-40℃~+85℃
Load Capacitance:
20pF
Frequency:
40MHz
Mfr. Part #:
7I40000F20UCG
Package:
SMD5032-4P
Key Attributes
Model Number:
7I40000F20UCG
Product Description
QUARTZ CRYSTAL UNIT SERIES 7I, SEAM SEALED CERAMIC 5.0*3.2MM SURFACE MOUNT PACKAGE
This document outlines the specifications for the Series 7I Quartz Crystal Unit, a seam-sealed ceramic component with a 5.0*3.2mm surface mount package. It is designed for applications requiring precise frequency control.
Product Attributes
- Brand: SJK ()
- Origin: China
- Certifications: RoHS, REACH, HF
- Minimum Packaging: 1000pcs/real
- Moisture Sensitivity Level: Level 1
Technical Specifications
| Parameter | Specification |
|---|---|
| Output Frequency | 40.000000MHz |
| Vibration Mode | AT/Fundamental Frequency |
| Frequency Tolerance (@ 25C) | 20 ppm max |
| Load Capacitance (CL) | 20.0 PF |
| Frequency Stability Over Operating Temperature | 30ppm max |
| Operating Temperature Range | -40 C to +85 C |
| Storage Temperature Range | -40 C to +125 C |
| Shunt Capacitance (C0) | 3.0 PF Max |
| Driver Level (Typical) | 100W |
| Equivalent Series Resistance (ESR) | 60 Max |
| Aging @ 25C (1st year Max) | 3ppm/year |
| Testing Conditions (Ambient Temperature) | 255 |
| Testing Conditions (Relative Humidity) | 40%~70% |
Reliability Test Specification
| No. | Test Item | Test Conditions | Standard Requirements |
|---|---|---|---|
| 1 | Drop | Free fall from 55cm height onto a wooden board, 3 times | Frequency change within 5ppm, resistance change within 15% before and after test |
| 2 | Vibration | Frequency: 10~55Hz, Amplitude: 1.5mm, Duration: 2 hours per direction (X, Y, Z) | Frequency change within 5ppm, resistance change within 15% before and after test |
| 3 | Thermal Shock | 25 cycles of high and low temperature; Low temp: -403 for 30 min, High temp: 852 for 30 min; Temp change every 3 minutes | Frequency change within 5ppm, resistance change within 15% before and after test |
| 4 | Hermeticity | Helium pressure: 50.5Kg/cm, Helium pressurization time: 120 minutes | Leak rate: 110-9Pa.m3/s |
| 5 | Resistance to Soldering Heat | Wave peak temperature: 260C10C, Time: 155 seconds | Frequency change within 5ppm, resistance change within 15% before and after test |
| 6 | Solderability Test | Temperature: 260C10C, Immersion time: 31 seconds | Solder coverage on pins 90% |
| 7 | High Temperature and Humidity | Temperature: 60C2C, Humidity: 90%~95%, Duration: 240 hours | Frequency change within 5ppm, resistance change within 15% before and after test; Product surface shall not be rusted |
| 8 | High Temperature Test | Temperature: 85C2C, Duration: 240 hours | Frequency change within 5ppm, resistance change within 15% before and after test |
| 9 | Low Temperature Test | Temperature: -40C2C, Duration: 240 hours | Frequency change within 5ppm, resistance change within 15% before and after test |
| 10 | Life Test | Voltage: 5V, Temperature: 25, Duration: 1000 hours | Frequency change within 5ppm, resistance change within 15% before and after test |
2304131800_SJK-7I40000F20UCG_C524712.pdf
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