SM11T-18 Datasheet, PDF (4/7 Pages) Pletronics, Inc. – SM11T Series Miniature SMD Crystal

Mechanical:
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4
3
3
Contacts :
Gold 11.8 μinches 0.3 μm minimum over
Nickel 50 to 350 μinches 1.27 to 8.89 μm
Connection (top view):
1
4
SM11T Series
Miniature SMD Crystal
August 2007
1
2
Not to Scale
1 _{Typical dimensions}
Inches
A 0.126 +_ 0.004
B 0.197 +_ 0.004
C 0.039 max
D¹ 0.031
E¹ 0.004
F¹ 0.055
G¹ 0.043
H¹ 0.102
J¹ 0.004
mm
3.2 +_ 0.2
5.0 +_ 0.2
0.85 max
0.8
0.1
1.4
1.1
2.6
0.1
Pad 2 and Pad 4 are common and connected
to the metal cover. They are not connected to
the crystal.
2
3
Layout and application information
• Trace lengths to the crystal should be kept as short as possible.
• The crystal connections are sensitive to noise.
• The package should be grounded for optimum performance, pad 2 and/or pad 4 connected to ground.
www.pletronics.com
425-776-1880
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