KSF & KSFI Series
Soft Actuated Tact Switch
Features/Benefits
•
Soft actuated switch
•
Sealed front end
•
Top and side actuated
Typical Applications
•
Low profile keyboards
•
Automotive interfaces
•
Industrial control
B
Tactile Switches
Specification
FUNCTION: momentary action
CONTACT ARRANGEMENT: 1 make conact = SPST, N.O.
TERMINALS: THT pins
Electrical
Silver
Gold
Mechanical
Force
Type
(N)
KSF0M211LFTR
1.5 ± 0.5
KSF0M311LFTR
1.9 ± 0.5
KSF0M411LFTR
3.0 ± 0.75
KSF0M511LFTR
5.2 ± 1.0
KSFI0V91170SH LFTR 3.4 ± 1.5
KSF0M212 LFT
1.6 ± 0.4
KSFI0M412 70SHLFT 3.2 ± 0.8
Operating life
(operations)
100,000
100,000
100,000
100,000
100,000
300,000
100,000
Travel
(mm)
0.25 ± 0.1
0.25 ± 0.1
0.25 ± 0.1
0.25 ± 0.1
0.65 ± 0.25
0.25 ± 0.1
0.75 ± 0.25
MAXIMUM POWER:
1 VA
0.2 VA
MAXIMUM VOLTAGE:
32 VDC
32 VDC
MINIMUM VOLTAGE:
20 mV
20 mV
MAXIMUM CURRENT:
50 mA
10 mA
MINIMUM CURRENT:
1 mA
1 mA
DIELECTRIC STRENGTH (50 Hz, 1 min.): > 250 Vrms
CONTACT RESISTANCE: < 100 m Ω
INSULATION RESISTANCE (100 V, initial stage): > 10
9
Ω
BOUNCE TIME: < 1 ms
Environmental
OPERATING TEMPERATURE:
STORAGE TEMPERATURE:
Silver
-40˚C to 85˚C
-55˚C to 85˚C
Gold
-40˚C to 125˚C
-40˚C to 125˚C
Overload resistance: 40N, 1 time
Sealing: IP60 or IP67
NOTE:
Other configurations of haptics and terminals are available upon demand.
Please also refer to KSF and KSFI Mk2 catalogues pages for other options.
This product is designed and manufactured for general electronic devices. For
systems where reliability and safety are required, please contact your sales
representative to secure product integration and function to secure usage.
Process
SOLDERING
Packaging
In boxes of 250 pieces (V type) or 500 pieces (M type).
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 above, please consult your local representative.
K
S
0
L
F
T
R
RoHS compliant and compatible.
Tin plated.
Type
F
Flat membrane
FI
Soft actuator
Insertion
M
Manual (bulk packaging)
V
Automatic (bulk packaging)**
Sealing
1
IP60
2
IP67 *** note selecting this option part number will end with LFT
Contact Material
1
Silver
3
Gold
Operation Force
2
1.5 N (150 grams)*
3
1.9 N (190 grams)*
4
3 N (300 grams)*
5
5.2 N (520 grams)*
9
3.4 N (340 grams)**
* valid for KSFI only
** valid for KSFI MK1 series only
*NOTE:
Products must be checked according customers soldering
parameters especially in terms of flux resistance.
Dimensions are shown: mm
Specifications and dimensions subject to change
26 jul 16
B–82
www.ckswitches.com
Power technology
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