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參數(shù)資料
| 型號： | HC-49SMA |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | LOW PROFILE SMD RYPE CRYSTAL UNITS |
| 中文描述： | 低收縮貼片植棉晶振 |
| 文件頁數(shù)： | 3/3頁 |
| 文件大?。?/td> | 52K |
| 代理商： | HC-49SMA |
5.
ENVIRONMENTAL SPECIFICATION
1)
Temperature test
* Temperature cycling test
Conditions: Steps of cycle 1) At -55
℃
,30 minutes
2) At +25
℃
,10 - 15 minutes
3) At +85
℃
,30 minutes
4) At +25
℃
,10 - 15 minutes
Number of cycles 3 times
Results: Frequency and wave form of tested products must
remain within specifications.
* Low Temperature test
Conditions: Temperature -20
℃±
2
℃
Length of test 96 hours
Results: There should be no stain on surface of products.
Frequency and wave form of tested products must
remain within specifications.
2)
Aging test
Conditions: Temperature +85
℃±
20
℃
Length of test 96 hours
Results: Deviation of frequency must be less than
±
3ppm
3)
Salt spray test
Conditions: Temperature +35
℃±
2
℃
Length of test 48 hours
NaCI % 5%
Results: There should be no stain on surface of products.
4)
Humidity test
Conditions: Temperature +40
℃±
2
℃
Relative humidity 90 - 95%
Length of test 96 hours
Results: a. Insulation resistance must be 500 M
Ω
/100 Vac. minimum
b. Resistance and wave form must remain within specifications.
CRYSTAL UNIT
HC-49/S SMD
相關PDF資料 |
PDF描述 |
|---|---|
| HC-49SMB | LOW PROFILE SMD RYPE CRYSTAL UNITS |
| HC-49U | Tape and Reel, insulator tab,3-lead,and custom lead length options available |
| HC-49 | Tape and Reel, insulator tab,3-lead,and custom lead length options available |
| HC-49T | Tape and Reel, insulator tab,3-lead,and custom lead length options available |
| HC-49U-S | Miniature Quartz Crystal Unit for Microprocessor Model HC-49/U-S |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| HC-49SMB | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LOW PROFILE SMD RYPE CRYSTAL UNITS |
| HC49SMD-4.9152MHZ | 制造商: 功能描述:HC49SD-4.9152MHZ |
| HC49SPX | 制造商:FOX 制造商全稱:FOX 功能描述:RESISTANCE WELD LOW PROFILE CRYSTAL |
| HC49SSD | 制造商:FOX 制造商全稱:FOX 功能描述:RESISTANCE WELD SMD CRYSTAL |
| HC49SSDLF | 制造商:FOX 制造商全稱:FOX 功能描述:SMD Resistance Weld Crystal |
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