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): ≤ 109 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
