KST Datasheet, PDF (1/2 Pages) ITT Industries – Long Travel Tact Switch for SMT

KST Series
Long Travel Tact Switch for SMT
Features/Benefits
• Rubber actuator
• Silver contact material
• J or G terminals
• Compatible with pick and place
machines
B
• IP 40 sealed
• RoHS compliant and compatible
Typical Applications
• Front panel
• Car dashboards
• Telephone set
• Instrumentation
Specification
FUNCTION: Momentary
CONTACT ARRANGEMENT: 1 make contact = SPST N.O.
TERMINALS: J Bend or Gullwing type for SMT
Mechanical
MAXIMUM APPLIED FORCE: 40 N (400 grams)
Operating force
Type
Fa N (grams)±30%
KST221G / J
2 (200)
KST241G / J
3.5 (350)
Operating life
(operations)
100,000
100,000
Travel to
make
1,3+0,3/-0.2
1,3+0,3/-0.2
Packaging
Switches are delivered on continuous tape and reels of 1,000 pieces,
330 (12.992) external diameter. Other dimensions according to
EIA-RS-481 standard.
Electrical
Silver
SWITCHING POWER MAX.:
1.0 VA
MAXIMUM POWER:
0.2 VA
MAXIMUM VOLTAGE:
32 VDC
MINIMUM VOLTAGE:
20 mV
MAXIMUM CURRENT:
10 mA
MINIMUM CURRENT:
1 mA
DIELECTRIC STRENGTH (50 Hz, 1 min.): > 250 V
CONTACT RESISTANCE: <100m Ω
INSULATION RESISTANCE: <10⁹ Ω
BOUNCE TIME: < 1 ms
Gold
0.50 VA
0.2 VA
32 VDC
20 mV
10 mA
1 mA
Environmental
OPERATING TEMPERATURE: -40˚C to +85˚C
STORAGE TEMPERATURE: -40˚C to +85˚C
Process
Compatible with the 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.
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 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.
KS T
2
Actuator
2 Soft, 5 mm
Actuation Force
2 2 N (200 grams)
4 3.5 N (350 grams)
G
LFS RoHS compliant and compatible. Silver plated.
LFG RoHS compliant and compatible. Gold plated.
Termination
G Gullwing
J J Bend
Contact Material
1 Silver
3 Gold
B–28
Dimensions shown in: mm (inch)
Specifications and dimensions subject to change
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