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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Frequency Stability:
±20ppm
Operating Temperature:
-20℃~+70℃
Load Capacitance:
20pF
Equivalent Series Resistance(ESR):
40Ω
Frequency:
25MHz
Mfr. Part #:
K38250002020
Package:
DT-38
Key Attributes
Model Number:
K38250002020
Product Description
Quartz Crystal Resonator
This specification document, along with the cover page, comprises 3 pages. The product is a Quartz Crystal Resonator, model number 3*8/25.000MHZ, with parameters 20PF/20ppm. The original manufacturer model is K38250002020. Refer to P.3 for the dimension drawing. This product is manufactured by Shenzhen Kaiyuexiang Industrial Co., Ltd., located at the 4th Floor, Building 1, Caifa Industrial City, Guanlan Renmin Road, Bao'an District, Shenzhen. Contact information: TEL: 0755-89315823, 89315866; FAX: 0755-89315223; Website: www.kaiyuexiang.com.
Product Attributes
- Brand: (Kaiyuexiang)
- Origin: Shenzhen, China
- Product Name: (Quartz Crystal Resonator)
- Product Model: 3*8/25.000MHZ
- Original Model: K38250002020
Technical Specifications
| Item | Specification | Details |
|---|---|---|
| Case Type | 38 | |
| Vibration Mode | Fundamental | |
| Nominal Frequency | 25.000 MHz | |
| Frequency Tolerance | 20ppm | (at 202) |
| Temperature Frequency Drift | 20PPM | |
| Load Capacitance | 20PF | |
| Equivalent Series Resistance (ESR) | 120 max | |
| Shunt Capacitance | 7.0pF max | |
| Drive Level | 10W | |
| Aging Rate | 5ppmyear | |
| Insulation Resistance | 500M | (DC10015V) |
| Test Instrument | 250B | |
| Free Fall (Shock) | Max 5ppm frequency deviation after 3 drops from 35cm onto 2cm thick rubber board. | |
| Vibration | Frequency 10~55Hz, Amplitude 0.75mm, 30 mins in X, Y, Z directions. Frequency variation 20ppm. | |
| Temperature Cycling | -10 (2~3min) to +60 (30min), 3 cycles. No external damage. Performance test same as vibration. | |
| Solderability | 2~3.0mm from lead end dipped in 2355 solder bath for 20.5 sec. >95% tinning surface. Performance test same as vibration. | |
| Resistance to Soldering Heat | 2~2.5mm from lead end dipped in 250 10 solder bath for 3.50.5 sec. No abnormal appearance. Performance test same as vibration. | |
| Low Temperature Resistance | Stored at -253 for 2 hours, then recovered at room temperature for 2 hours. Performance test same as vibration. | |
| High Temperature Resistance | Stored at +702 for 2 hours, then recovered at room temperature for 2 hours. Performance test same as vibration. | |
| Constant Humidity and Heat | Stored at 403, RH932 for 48 hours, then recovered for 2 hours. No abnormal appearance. Performance test same as vibration. | |
| High Temperature Aging | Aged at 1202 for 48 hours, then recovered at room temperature for 2 hours. Frequency variation 5ppm, resistance variation 25. |
2106021033_KYX-K38250002020_C2836027.pdf
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