2018/5/8
SKHC Series - Basic information
12mm Square Type (Snap-in) SKHC Series
Type
Operating force
Operating direction
Travel
Operating life
(5mA 5V DC)
Initial contact resistance
Stem color
Stem
Series type
Operating temperature range
Rating (max.)
Rating (min.)
Electrical
performance
Snap-in
0.74N
Top push
0.3mm
500,000 cycles
100mΩ max.
Blue
Flat stem
Sharp feeling type
-40℃ to +85℃
50mA 12V DC
10µA 1V DC
Insulation resistance 100MΩ min. 100V DC for 1min.
Voltage proof
250V AC for 1 min.
10 to 55 to 10Hz/min., the amplitude is 1.5mm for all the
frequencies, in the 3 direction of X, Y and Z for 2 hours
respectively
-40±2℃ for 96h
90±2℃ for 96h
60±2℃, 90 to 95%RH for 96h
1,000
1,000
Durability
Vibration
Environmental
performance
Cold
Dry heat
Damp heat
Minimum order unit Japan
(pcs.)
Export
Dimensions
https://www.alps.com/prod/info/E/HTML/Tact/SnapIn/SKHC/SKHCBKA010.html
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2018/5/8
SKHC Series - Basic information
Mounting Hole Dimensions
Viewed from mounting face.
Circuit Diagram
https://www.alps.com/prod/info/E/HTML/Tact/SnapIn/SKHC/SKHCBKA010.html
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2018/5/8
SKHC Series - Basic information
Packing Specifications
Bulk
Number of packages 1 case / Japan
(pcs.)
1 case / export
packing
Export package measurements (mm)
5,000
15,000
309×476×347
Soldering Conditions
Conditions for Auto-dip
Items
Flux built-up
Preheating temperature
Condition
Mounting surface should not be exposed to flux
Ambient temperature of the soldered surface of PC board.
100℃ max.
60s max.
260℃ max.
5s max.
2 times max.
Preheating time
Soldering temperature
Duration of immersion
Number of soldering
Manual Soldering
Items
Soldering temperature
Duration of soldering
Capacity of soldering iron
Condition
350℃ max.
3s max.
60W max.
1. Consult with us for availability of TACT switch™ washing.
2. Prevent flux penetration from the top side of the TACT switch™.
3. Switch terminals and a PC board should not be coated with flux prior to soldering.
https://www.alps.com/prod/info/E/HTML/Tact/SnapIn/SKHC/SKHCBKA010.html
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2018/5/8
SKHC Series - Basic information
4. The second soldering should be done after the switch returns to normal temperature.
5. Use the flux with a specific gravity of at least 0.81.
(EC-19s-8 by TAMURA Corporation, or their equivalents.)
Notes are common to this series/models.
1. This site catalog shows only outline specifications. When using the products, please obtain formal
specifications for supply.
2. Please use 1.6mm thick PC boards.
3. Please place purchase orders per minimum order unit (integer).
4. Please contact us for automotive use products.
https://www.alps.com/prod/info/E/HTML/Tact/SnapIn/SKHC/SKHCBKA010.html
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PCB设计
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