B–64
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
www.ck-components.com
Tactile Switches
B
KSJ Series
Spherical Actuator Tact Switches
Features/Benefits
Spherical actuator allows
actuation force off center ± 30˚
with regard to vertical
Total travel 1.2 mm
Sealed against flux
RoHS compliant and compatible
Typical Applications
Automotive
Cranes, off road, railway
Factory automation
Security systems
How To Order
Our easy build-a-switch concept allows you to mix and match options to create the switch you need. To order, select
desired option from each category and place it in the appropriate box.
However, please note that all the combinations of these options are not feasible.
For any part number different from those listed in the table above, please consult your local represenative.
Specification
FUNCTION: Momentary action
CONTACT ARRANGEMENT: 1 make contact = SPST, N.O.
DISTANCE BETWEEN BUTTON CENTERS (min.): 7.62 (0.300)
TERMINALS: PC pins
SEALING: IP60
Environmental
Silver Gold
OPERATING TEMPERATURE: -40˚C to 85˚C -40˚C to 125˚C
STORAGE TEMPERATURE: -40˚C to 85˚C -55˚C to 125˚C
Packaging
Delivered in boxes of 500 pieces.
Ground Terminal
0Without
1With*
Insertion
M Thru-hole
VVertical*
K S J
Contact Material
1Silver contacts
3Gold contacts
Operation Force
22 N (200 grams), 100,000 operations
43 N (300 grams), 100,000 operations
Sealing
1Sealed IP 60
Mechanical
Process
Wave soldering, compatible with lead free soldering profile.
NOTE: Specifications listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
This data sheet does not provide enough information for applications which require a
certain level of quality or safety such as automotive, medical systems, safety equipment.
Please contact your sales representative to get contractual specification package.
* Please contact your C&K represenative for any question regarding the product
intergration.
Operating life Operating life
Type Actuation force (operations) (operations) Travel to
N (grams) axial radial make
KSJ0M21160SH 1,5 - 2,5 100,000 30,000 0,7 ± 0,25
KSJ0M41180SH 2,25 - 3,75 100,000 30,000 0,55 ± 0,25
KSJ0M21180SH 1,5 -2,5 100,000 30,000 0,35 ± 0,2
KSJ0M91180SH 3,1 -4,7 100,000 30,000 0,7 ± 0,25
Electrical
Silver Gold
MAXIMUM POWER: 1 VA 0.2 VA
MAXIMUM VOLTAGE: 32 VDC 32 VDC
MINIMUM VOLTAGE: 20 mV 20 mV
MAXIMUM CURRENT: 50 mA 50 mA
MINIMUM CURRENT: 1 mA 1 mA
DIELECTRIC STRENGTH (50 Hz, 1 min.): 300 Vrms
CONTACT RESISTANCE: 100mOhms
INSULATION RESISTANCE (100V): > 10
9
ohms
BOUNCE TIME: < 1 ms
HS
Hardness
60SH 60 Shore Actuator
80SH 80 Shore Actuator
*Note: “1” ground terminal option not available with “V” version.
The bracket for the “V” version plays this role.
L F T
RoHS compliant and
compatible.
Tin plated.
B–65
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
www.ck-components.com
Tactile Switches
B
KSJ
KSJ Series
Spherical Actuator Tact Switches
Application area limits
of operating force
60˚ 60˚
5,2
(.205)
R 2,2
(.087)
6,65
(.262)
4,2
(.165)
4,7
(.185)
7,62
(.30)
9,0
(.354)
0,5 x 0,3
(.020 x .012)
5,08
(.20)
Recommended direction
for a radial actuation
30˚ MAX
1,2
(.047)
7,4
(.291)
7,4
(.291)
KSJ0M211
INSERTION
M
THRU-HOLE
V
VERTICAL
4,2
(.165)
7,62
(.30)
9,0
(.354)
0,5 x 0,3
(.020 x .012)
5,08
(.20)
7,62
(.30)
ø0,9
(.035)
5,08
(.20)
Ground terminal
(option)
PCB LAYOUT
7,850,2
(.309.008)
5,080,2
(.20.008)
7,80,3
(.307.012)
9,50,2
(.374.008)
0,5 x 0,3
(.020.012)
0,40,1
(.016.004)
4,850,1
(.191.004)
3,250,1
(.128.004)
0,8 x 0,3
(.031 x .012)
5,250,2
(.206.008)
0,40,05
(.016.002)
2,540,3
(.10.012) 6,0
(.236)
5,31 (0.209)
8,0
(.315)
PCB LAYOUT
2,54
(.10)
ø0,9+0,1/-0,0
(.035+.004/-.000)
ø1,2+0,1/-0,0
(.047+.004/-.000)
7,62
(.30)
5,08
(.20)