245
TACT Switch
TM
Sharp
Feeling
Soft
Feeling
Snap-in
Type
Surface
Mount Type
Radial
Type
Mid-mount type with height of 1.35mm above the
PC board when installed
Side Push Mid-mount Type with 1.35mm Height (Surface Mount Type)
SKSN
■ Circuit Diagram
■ Typical Specifications
Items Specifications
Rating （max.）
50mA 12V DC
Rating （min.）
10μA 1V DC
Initial contact resistance
500mΩ Max
Travel （mm）
0.2
2,500
Japan Export
Operating force
Operating life
（5mA 5V DC）
Product No.
■ Product Line
Operating direction
Side push
2.4N
SKSNLAE010
500,000 cycles
■ Dimensions
Unit:mm
PC board mounting hole and land dimensions
（Viewed from switch mounting face）
Style
■ Packing Specifications
Taping
Reel size
Unit:mm
2,500
Minimum order unit （pcs.）
ø380
13.5
1
2
4.8
3.5
6.2
1.6
2.6
5.9
2.1
3
2
1
0.4
1.35
1.35
5.1
5.8
7
R0.5
0.05
0.3
2.05
3.1
0.45
1.25
1.65
0.1
0.3
3.1
6
2.55
4.8
3.5
6.2
1.6
2.6
5.9
2.1
3
2
1
0.4
1.35
1.35
5.1
5.8
7
R0.5
0.05
0.3
2.05
3.1
0.45
1.25
1.65
0.1
0.3
3.1
6
2.55
Number of packages （pcs.）
Tape width
（mm）
Export package
measurements （mm）
1 reel 1 case / Japan
1 case / export packing
2,500 25,000 25,000 12 395×395×205
For reels of 330mm diameter, please inquire.
Note
Refer to P.265 for soldering conditions.
193
TACT Switch
TM
Sharp
Feeling
Soft
Feeling
Snap-in
Type
Surface
Mount Type
Radial
Type
Type
Sharp Feeling Type
Surface Mount
Series
SKHU SKTD SKSN SKTG SKSL SKSC SKRT SKRH
Photo
Features
— Low–profile Mid-mount Half-mount Low–profile —
4–direction
switch
＋push switch
Water-proof
○ ● — ● — — — —
Dust-proof
○ ● — ● — — — —
IP standard
—
67 equivalency
—
67 equivalency
— — — —
Operating
direction
Top push
● — — — — — — ●
Side push
— ● ● ● ● ● ● ●
Dimensions
（mm）
W
6.2 3.9 6.2 5.2 4.5 3.5 4.5 7. 3 5
D
6.3 2.9 3 3.5 2.6 3.55 3.4 7. 5
H
2 .5 / 3.1 1. 5 5 3.5 1. 5 5 2.2 1. 25 3.3 5
Operation
force
coverage
1N max.
See the relevant
pages for
respective
product
description
1N to 2N
2N to 3N
3N to 4N
4N to 5N
Travel （mm）
0.25 0 .15 0.2 0 .15 0.2
See the relevant pages for
respective product
description
Ground terminal
● ● ● ● ●
○
● ●
Operating temperature range
−40℃ to ＋85℃ −
30℃ to ＋85℃
−
40℃ to ＋85℃
−30℃ to ＋85℃
−
40℃ to ＋90℃
−
40℃ to ＋85℃
Automotive use
○ — — — — — — —
Life Cycle
Electrical
performance
Rating （max.）
（Resistive load）
5 0 m A 12 V D C
Rating （min.）
（Resistive load）
10μA 1V D C
Insulation resistance
10 0 MΩ mi n. 10 0V DC 1mi n .
Voltage proof
250V AC 1min. 10 0 V A C 1mi n .
250V AC 1min. 10 0 V A C 1mi n .
250V AC 1min.
10 0V A C
1m i n .
Durability
Vibration
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
Lifetime
Shall be in accordance with individual specifications.
Environmental
performance
Cold
−40℃ 96h
Dry heat
90℃ 96h 85℃ 96h 90℃ 96h 85℃ 96h 90℃ 96h
Damp heat
60℃, 90 to 95%RH 96h
Page
242 244 245 246 247 248 250 465
TACT Switch
TM
Soldering Conditions ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 265
TACT Switch
TM
Cautions ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 266
Notes
1. The automotive operating temperature range to be individually discussed upon request.
2. ● Indicates applicability to all products in the series, while ○ indicates applicability to some products in the series.
W：Width. The most outer dimension excluding terminal portion.
D ：Depth. The most outer dimension excluding terminal portion.
H ：Height. The minimum dimension if there are variances.