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278LF-40.000MZ-BBF00010

产品描述Series - Fundamental Quartz Crystal, 40MHz Nom, ROHS COMPLIANT, RESISTANCE WELDED, SMD, 2 PIN
产品类别无源元件    晶体/谐振器   
文件大小161KB,共2页
制造商FOX [Fox Electronics]
标准
下载文档 详细参数 全文预览

278LF-40.000MZ-BBF00010概述

Series - Fundamental Quartz Crystal, 40MHz Nom, ROHS COMPLIANT, RESISTANCE WELDED, SMD, 2 PIN

278LF-40.000MZ-BBF00010规格参数

参数名称属性值
是否无铅不含铅
是否Rohs认证符合
包装说明ROHS COMPLIANT, RESISTANCE WELDED, SMD, 2 PIN
Reach Compliance Codecompli
ECCN代码EAR99
其他特性TAPE AND REEL
老化5 PPM/YEAR
晶体/谐振器类型SERIES - FUNDAMENTAL
驱动电平500 µW
频率稳定性0.005%
频率容差50 ppm
JESD-609代码e1
安装特点SURFACE MOUNT
标称工作频率40 MHz
最高工作温度70 °C
最低工作温度-20 °C
物理尺寸L11.7XB5.0XH4.5 (mm)/L0.461XB0.197XH0.177 (inch)
串联电阻30 Ω
表面贴装YES
端子面层Tin/Silver/Copper (Sn/Ag/Cu)
Base Number Matches1

文档预览

下载PDF文档
Resistance Weld SMD Crystal
Model: HC49SDLF
Page 1 of 2
RoHS Compliant / Pb Free
Rev. 6/2/2009
http://www.foxonline.com/need_a_sample.htm
FEATURES
OPTIONS
• Stock Standard
(see page 2)
• Tolerances to 10 PPM
• Fundamental to 40 MHz
• Stabilities to 5 PPM
• Tape and Reel
(1,000 pcs. STD)
• Temperatures to -40ºC ~ +105ºC
• 3.2mm Height Max
(HC49SSDLF)
• PART NUMBER
Learn More - Internet Required
Part Number
278LF-Frequency-xxxxx
Model Number
HC49SDLF
Frequency Range (MHz)
3.200 ~ 70.000
10.3 Max
4.5 Max
• STANDARD SPECIFICATIONS
1
PARAMETERS
Frequency Range
Frequency Tolerance @ 25ºC
Frequency Stability, ref @ 25ºC
Over Operating Temp Range
Temperature Range
Operating
(T
OPR
)
Storage
(T
STG
)
Shunt Capacitance (Co)
Load Capacitance
(C
L
)
Drive Level
Aging per year
Maximum Soldering Temp / Time
Moisture Sensitivity Level (MSL)
1
MAX
(unless otherwise noted)
3.200 ~ 70.000 MHz
±50 PPM
1,2
±50 PPM
1
-20ºC ~ +70ºC
1
-40ºC ~ +85ºC
7pF
10 pF ~ Series
(Customer Specified)
0.5 mW
±5 PPM
260ºC / 10 Seconds
1
13.9 Max
11.7 Max
3.8 Max
5.0 Max
0.75±0.35
Recommended
HC49SD Solder Pad Layout
15.0±0.1
Other tolerances, stabilities & operating temperature ranges available. Consult Fox Customer
Service for specific requirements.
2
Crystal has a
±30ppm tolerance specification for all standard part numbers. These part numbers
are listed on page 2 of this datasheet.
All specifications subject to change without notice.
2.0±0.1
4.0±0.1
Frequency Range
(MHz)
3.200 ~ 3.500
3.500+ ~ 4.000
4.000+ ~ 5.000
5.000+ ~ 6.000
6.000+ ~ 7.000
7.000+ ~ 9.000
9.000+ ~ 13.000
13.000+ ~ 20.000
20.000+ ~ 40.000
27.000+ ~ 70.000
Operating Mode
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
3rd OT
Max ESR
300
200
150
120
100
80
60
40
30
100
All dimensions are in millimeters.
TERMINATION FINISH: Sn/3.0Ag/0.5Cu
FOXElectronics
5570 Enterprise Parkway Fort Myers, Florida 33905 USA +1.239.693.0099 FAX +1.239.693.1554
http://www.foxonline.com
© 2009 FOX ELECTRONICS | ISO9001:2000 Certified
EMEA
Tel/Fax: +44 .1767.312632 |
Asia
Hong Kong Tel: +852.2854.4285 Fax +852.2854.4282 |
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Tel: +81.3.3374.2079 Fax: +81.3.3374.5221
37

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