B–2
Dimensions are shown: mm (inches)
Specifications and dimensions subject to change
www.ck-components.com
Tactile Switches
B
24 aug 16
Force Operating life Travel
Type (N) (operations) (mm)
KSF0M211LFTR 1.5 ± 0.5 100,000 0.25 ± 0.1
KSF0M311LFTR 1.9 ± 0.5 1,000,000 0.25 ± 0.1
KSF0M411LFTR 3.0 ± 0.75 100,000 0.25 ± 0.1
KSF0M511LFTR 5.2 ± 1.0 100,000 0.25 ± 0.1
KSFI0V91170SH LFTR 3.4 ± 0.8 100,000 0.65 ± 0.25
KSF0M212 LFT 1.6 ± 0.4 300,000 0.25 ± 0.1
KSFI0M412 70SHLFT 3.2 ± 0.8 100,000 0.75 ± 0.25
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
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.
Insertion
M Manual (bulk packaging)
V Vertical (bulk packaging)**
K S
L F T
0
Contact Material
1 Silver
3 Gold
Type
F Flat membrane
FI Soft actuator
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)**
Sealing
1 IP60
2 IP67 *** note: when selecting this option, part number will end with LFT
RoHS compliant and compatible.
Tin plated.
Specification
FUNCTION: momentary action
CONTACT ARRANGEMENT: 1 make contact = SPST, N.O.
TERMINALS: THT pins
Overload resistance: 40N, 1 time
Sealing: IP60 or IP67
NOTE: Other configurations of haptics and terminals are available upon demand.
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.
Mechanical
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 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
Silver Gold
OPERATING TEMPERATURE: -40˚C to 85˚C -40˚C to 125˚C
STORAGE TEMPERATURE: -55˚C to 85˚C -40˚C to 125˚C
Process
Wave soldering compatible with lead free soldering profile.
Packaging
In boxes of 250 pieces (V type) or 500 pieces (M type).
In tubes of 65 pieces (A type).
* valid for KSFI only
** valid for KSFI MK1 series only
*NOTE: Products must be checked according to customers soldering
parameters especially in terms of flux resistance.
R
Ground Terminal
0
Without
1 With
