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SM25DE-SR-FREQ1

更新时间： 2024-11-15 07:19:27
品牌 Logo 应用领域
PLETRONICS 驱动晶体谐振器
页数 文件大小 规格书
1页 64K
描述
Series - Fundamental Quartz Crystal, 3.2MHz Min, 4.999MHz Max, SURFACE MOUNT PACKAGE-2

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SM25DE-SR-FREQ1 技术参数

是否无铅： 不含铅是否Rohs认证： 符合
生命周期：Active包装说明：SURFACE MOUNT PACKAGE-2
Reach Compliance Code：compliantHTS代码：8541.60.00.80
风险等级：5.47其他特性：AT CUT CRYSTAL
老化：5 PPM/YEAR晶体/谐振器类型：SERIES - FUNDAMENTAL
驱动电平：50 µW频率稳定性：0.002%
频率容差：10 ppm安装特点：SURFACE MOUNT
最大工作频率：4.999 MHz最小工作频率：3.2 MHz
最高工作温度：85 °C最低工作温度：-40 °C
物理尺寸：L10.3XB4.7XH2.5 (mm)/L0.406XB0.185XH0.098 (inch)串联电阻：300 Ω
表面贴装：YESBase Number Matches：1

SM25DE-SR-FREQ1 数据手册

  
Pl tronics, Inc.  
.
19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA  
Manufacturer of High Quality Frequency Control Products  
SM42, SM30, SM25 Crystal  
HC-49/US Low Profile Crystal Mounted on Surface Mount Platform (HC-49/SMD)  
Available in 3 heights, SM42: 4.6mm, SM30: 3.5mm, SM25: 2.7mm  
–
3.000 MHz 70.000 MHz  
Standard Specifications  
°
± 30 PPM is standard, tighter tolerances available  
Calibration Frequency Tolerance at 25 C  
Operating Temperature Range (OTR)  
Frequency Stability (FS) over OTR  
Drive Level  
Aging at 25°C  
Shunt Capacitance  
0 to +70°C is standard, but can be extended to -40 to +85°C  
± 50 PPM is standard, tighter tolerances available  
50 μW is standard, customer may specify  
± 5 PPM per year is standard, customer may specify ± 1 PPM  
7 pF maximum  
Pullability  
May be specified by customer in terms of frequency shift required over a certain range of load capacitance  
(e.g. +100 PPM from CL=12 to CL=18 pF) or as motional capacitance ( fF )  
Part Numbering Guide  
ESR Values  
Portions of the part number that appear after the frequency may not  
be marked on part (C of C provided)  
Oscillation  
Mode  
Frequency Range  
(MHz)  
Maximum  
ESR (Ohms)  
SM42 B E - xx - 70.0M - XXX (Internal Code or blank)  
–
Fundamental  
AT Cut  
200  
150  
120  
100  
80  
3.000  
4.000  
5.000  
6.000  
7.000  
3.999  
4.999  
5.999  
6.999  
7.999  
–
–
–
–
–
Model  
Frequency in MHz  
Load Capacitance  
SM42: 4.6 mm  
SM30: 3.5mm  
SM25: 2.7mm  
Parallel Resonance in pF (3 10 pF)  
50  
40  
8.000 12.999  
SR = Series Resonance  
–
13.000 30.000  
Cal Tol / Freq Stability  
Blank = 30/50  
3rd Overtone  
AT Cut  
–
100  
25.000  
70.000  
Temperature Range  
B = 30/30  
C = 15/30  
Blank: 0 to +70°C  
E: - 40 to +85°C  
H: - 20 to +70°C  
D = 10/20 (consult factory)  
Consult factory for lower ESR  
Consult factory for available frequencies and specs.  
Not all options available for all frequencies. A special part number may be assigned.  
Solder Pads  
Mechanical: inches (mm)  
not to scale  
Due to part size and factory abilities, part marking may vary from lot to lot and may contain our part number or an internal code.  
.406 (10.3) MAX  
SM42: .181 (4.6) MAX  
SM30: .138 (3.5) MAX  
SM25: .106 (2.7) MAX  
Packaging  
24mm tape  
16mm pitch  
.508 (12.9) MAX  
.453 (11.5) MAX  
.181 (4.6)  
.06 (1.5)  
.185 (4.7) MAX  
.189 (4.8)  
Feb 2006  
Pl tronics, Inc. (425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com  
36  
1

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