LS7
Surface Mountable Switch LS7 Series
■ /Outline drawing
LS7A /LS7A type
3
1
5.2
2
4
4.7
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1 |
3 |
0.55 |
2 |
4 |
/Unit : mm
Features
1.4.7mm×5.2mm
1.This is a new concept in surfacemounted switches. It is ultra compact and can be mounted on a base with external dimensions 4.7mm×5.2mm.
2.The compact form of these switches enables high layout flexibility and easy set design.
3.High-speed mounting using a chip mounting machine is possible due to the lightness and structural advantages of the switch.
4.Reflow soldering is possible using a reflow furnace.
Application
LS7 |
LUMISWITCH, LS7 series, can be used as |
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a function control switch in the following |
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TV VTR |
applications. |
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TV, VCR, audio, equipment, automotive |
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and telecommunication equipment, |
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measuring instruments, facsimiles, |
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telephone sets, car audio products etc. |
The following soldering patterns are recommended for
reflow-soldering:
For reflow soldering
1.3 3.2 1.3
1.3 2.7 1.3
■ /Code for Parts
LS7 A1
M - T
/Series
/Thickness
A 0.55mm
/Operating force
1 1.18N 180gf
2 1.96N 240gf
/Kind of switch spring
M /Switch
/Packing mode
Non-coded Bulk packing
T ( )
T Taping (standard mode)
■ /Electro-Mechanical Characteristics
/Switch portion |
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(Ta 25 ) |
/Item |
/Switch operating force |
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1.18N |
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1.96N |
/Maximum rating |
DC12V |
20mA |
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/Contact resistance |
100mΩ /100mΩ or less |
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/Insulation resistance |
100MΩ /100MΩ or more |
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/Withstanding voltage |
AC250V 1 /AC250V for one minute |
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/Bounce |
20ms /20ms or less |
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/Stroke |
0.2mm |
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/Operating force |
1.18N±0.39N |
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1.96±0.49N |
/Operating life (times) |
10 |
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5 |
100,000 or more |
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50,000 or more |
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