SMD Resistance Weld Crystal
Model: HC49SSDLF
Page 1 of 2
RoHS Compliant / Pb Free
Rev. 1/11/2012
FEATURES
• Stock Standard
• Fundamental to 40 MHz
• Tape and Reel
(1,000 pcs. STD)
OPTIONS
• Tolerances to < 10 PPM
• Stabilities to < 5 PPM
• Temperatures to -40ºC ~ +105ºC
• PART NUMBER
Part Number
280LF-Frequency-xxxxx
Model Number
HC49SSDLF
Frequency Range (MHz)
4.000 ~ 70.000
10.21
3.2 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
)
2
MAX
(unless otherwise noted)
4.000 ~ 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
3.75
13.2 Max
11.3±0.2
Drive Level
Aging per year
Maximum Soldering Temp / Time
Moisture Sensitivity Level (MSL)
1
0.7 Max
5.0 Max
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 in
the Fox catalog on the Standard Crystal table.
All specifications subject to change without notice.
R e c om m e nde d
S o ld e r P a d L a y o u t
15.0
Frequency Range
(MHz)
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
30.000+ ~ 70.000
Operating Mode
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
3rd OT
Max ESR
Ω
150
120
100
80
60
40
30
100
4.0
2.0
All dimensions are in millimeters.
T e rm in a tio n F inish:
Sn/3.0Ag/0.5Cu
FOXElectronics
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