KSB & KSF Series
Low-profile Tact Switch
Features/Benefits
•
Low profile
•
Protected against flux
•
KSB without top sealing
•
KSF with top sealing
•
RoHS compliant and compatible
Typical Applications
•
Low profile keyboards
•
Instrumentation
•
Industrial control
•
Medical
•
Military
Silver
Gold
0.2 VA
32 VDC
20 mV
10 mA
1 mA
Ω
B
Tactile Switches
Specification
CONTACT ARRANGEMENT: SPST, N.O.
DOUBLE OVERMOLDING ON TERMINAL
MEMBRANE SEALING
TERMINALS: PC pins
Electrical
Mechanical
Type
KSB0M110
KSB0M410
KSF0M210
KSF0M310
KSF0M410
KSF0M510
KSF0M910
Actuation force
Newtons (grams)
1.6 (160)
3.0 (300)
1.3 (130)
1.6 (160)
3.0 (300)
5.0 (500)
3.0 (300)
Operating life
(operations)
100,000
500,000
100,000
500,000
100,000
100,000
500,000
MAXIMUM POWER:
1 VA
MAXIMUM VOLTAGE:
32 VDC
MINIMUM VOLTAGE:
20 mV
MAXIMUM CURRENT:
50 mA
MINIMUM CURRENT:
1 mA
DIELECTRIC STRENGTH (50 Hz, 1 min.): 300 Vrms
CONTACT RESISTANCE: KSF 100 m
Ω;
KSB 100 m
INSULATION RESISTANCE (100 V):
≤
10
9
Ω
BOUNCE TIME: 1 ms
Environmental
OPERATING TEMPERATURE:
STORAGE TEMPERATURE:
Silver
-40˚C to 90˚C
-40˚C to 90˚C
Gold
-40˚C to 125˚C
-55˚C to 125˚C
Process
Wave soldering compatible with lead free sodering profile.
NOTE:
Specifications listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
Packaging
KSF can be delivered in tubes of 65 pieces for automatic insertion.
KSB in boxes of 500 pieces for manual insertion.
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 ITT representative.
SWITCH
K
S
L
F
T
RoHS compliant and compatible.
Tin plated.
Type
B
Without actuator
F
Flat membrane
Ground Terminal
0
Without
1
With
Insertion
M
Manual (bulk packaging)
A
Automatic (tube packaging)*
Sealing
0
Sealed against flux (KSB) IP40
1
Totally sealed IP 65
2
High performace seal IP 65
Contact Material
1
Silver contacts
3
Gold contacts
* KSF only
Operation Force
1
1.6 N (160 grams), 100,000 operations (KSB only)
2
1.3 N (130 grams), 100,000 operations (KSF only)
3
1.6 N (160 grams), 500,000 operations (KSF only)
4
3 N (300 grams), 100,000 operations
5
5 N (500 grams), 100,000 operations (KSF only)
9
3 N (300 grams), 500,000 operations (KSF only)
B
T
N
K
1
0
Button Color
10
Dark gray
20
Light gray
30
Yellow
40
Red
50
Green
BUTTON for KSF
Button must be ordered separately
and will be supplied in bulk.
Button Style
K10
10 mm square
60
Blue
70
Gray-blue
80
Ivory
90
Black
Dimensions shown in: mm (inch)
Specifications and dimensions subject to change
B–36
www.ittcannon.com
KSB & KSF Series
Low-profile Tact Switch
ø4,6+0,25/-0,15
(.181+.010/-.006)
KSB
4,2
(.165)
RECOMMENDED SHAPE
OF ACTUATOR
4˚ max.
0,45
(.018)
2,01
(.079)
7,62
(.30)
9,0
(.354)
0,5+ x 0,3
(.020 x .012)
B
Tactile Switches
5,08
(.20)
KSB0M110
A
L min. 0,9
(.035)
PCB LAYOUT
7,4
(.291)
ø0,9+0,1/-0,0
(.035+.004/-.000)
5,08
(.20)
R 0,2
(.008)
Smooth surface
ø2,0
(.079)
ø0,2 A
7,4
(.291)
7,62
(.30)
KSF
0,45
(.018)
2,6
(.102)
4,2
(.165)
RECOMMENDED SHAPE
OF ACTUATOR
4˚ max.
A
0,2
(.008)
7,62
(3,0)
9,0
(.354)
ø3,5
(.138)
0,5 x 0,3
(.020 x .012)
5,08
(.20)
L min. 1,5
(.059)
KSF0M111
7,4
(.291)
PCB LAYOUT
R 0,2
(.008)
Smooth surface
ø2,0
(.079)
ø0,2 A
ø0,9+0,1/-0,0
(.035+.004/-.000)
7,4
(.291)
7,62
(.30)
BUTTON
K10
BUTTON FOR KSF ONLY
Button must be ordered separately and will be supplied in bulk.
R 0,3
(.012)
0,8
(.031)
1,0
(.039)
4,4
(.173)
1,0
(.039)
R
(.0 0,3
12
)
10 (.394)
8,0
(.315)
8,0
(.31)
10
(.394)
3,7
(.146)
4,9
(.19)
5,08
(.20)
5
0, )
R 020
(.
Dimensions shown in: mm (inch)
Specifications and dimensions subject to change
B–37
www.ittcannon.com
