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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±30ppm
Operating Temperature:
-40℃~+85℃
Load Capacitance:
12pF
Frequency:
25MHz
Mfr. Part #:
7Y25000E12UCG
Package:
SMD1612-4P
Key Attributes
Model Number:
7Y25000E12UCG
Product Description
Product Overview
The QUARTZ CRYSTAL UNIT SERIES 7Y is a seam-sealed ceramic surface mount package measuring 1.6x1.2mm. It is designed for various electronic applications requiring precise frequency control.
Product Attributes
- Brand: SJK
- Origin: Shenzhen, China
- Certifications: RoHS, REACH, HF
- Packaging: 3000pcs/reel
- Moisture Sensitivity Level: Level 1
Technical Specifications
| Parameter | Specification |
| Output Frequency | 25.000000MHz |
| Mode | AT/Fundamental Frequency |
| Frequency Tolerance (@ 25C) | 10 ppm max |
| Load Capacitance (CL) | 12.0 PF |
| Frequency Stability Over Operating Temperature | 10ppm max / -20 C to +70 C; 30ppm max/ -40 C to +85 C |
| 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) | 10W |
| Equivalent Series Resistance (ESR) | 100 Max |
| Aging @ 25C (1st year Max) | 3ppm/year |
| Testing Conditions (Standard) | Ambient temperature: 255; Relative humidity: 40%~70% |
| Reliability Test: Drop | From 55cm height onto wood board, 3 times. Frequency change 5ppm, ESR change 15% before/after test. |
| Reliability Test: Vibration | 10~55Hz, 1.5mm amplitude, 2 hours per axis (X,Y,Z). Frequency change 5ppm, ESR change 15% before/after test. |
| Reliability Test: Thermal Shock | 25 cycles: -403 (30 min) to 852 (30 min), 3 min transition. Frequency change 5ppm, ESR change 15% before/after test. |
| Reliability Test: Hermeticity | Helium pressure: 50.5Kg/cm for 120 min. Leak rate 110-9Pa.m/s. |
| Reliability Test: Resistance to Soldering Heat | Wave crest temp: 260C10C for 155 sec. Frequency change 5ppm, ESR change 15% before/after test. |
| Reliability Test: Solderability | Temp: 260C10C, immersion time: 31 sec. Solder coverage 90%. |
| Reliability Test: High Temp/Humidity | 60C2, 90%~95% RH for 240 hours. Frequency change 5ppm, ESR change 15% before/after test. No rust on surface. |
| Reliability Test: High Temp | 85C2 for 240 hours. Frequency change 5ppm, ESR change 15% before/after test. |
| Reliability Test: Low Temp | -40C2 for 240 hours. Frequency change 5ppm, ESR change 15% before/after test. |
| Reliability Test: Life Test | Voltage: 5V, Temp: 25, Time: 1000 hours. Frequency change 5ppm, ESR change 15% before/after test. |
2207271530_SJK-7Y25000E12UCG_C557206.pdf
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