KMR Series
Microminiature Tact Switch for SMT
Features/Benefits
Compact size
Range of 4 actuation forces
Excellent tactile feel
Compatible with lead free
soldering
•
EMC protection
•
Extra large actuator
•
•
•
•
Typical Applications
•
•
•
•
Automotive
Cellular phones
Industrial electronics
Computers & network equipment
Specification
FUNCTION: momentary action
CONTACT ARRANGEMENT: 1 make contact = SPST, N.O.
TERMINALS: Gullwing type for SMT
Electrical
MAXIMUM POWER:
MAXIMUM VOLTAGE:
MAXIMUM CURRENT DC:
MINIMUM CURRENT DC:
Silver
1 VA
50 VDC
50 mA
1 mA
Gold
0.2 VA
50 VDC
10 mA
1 mA
B
Tactile Switches
Mechanical
MAXIMUM ACTUATING FORCE: 40 N (8.8 lbs) during 25,000 cycles
Operating force Operating life
Type
Newtons (grams) (operations)
KMR211G/213G 1.0 (100) ± 0.25
200,000
KMR221G/223G 2.0 (200)
±
0.50
200,000
KMR231G/233G 3.0 (300)
±
0.75
100,000
KMR241G/243G 4.0 (400)
±
1.00
100,000
Travel
0,20
0,25
0,25
0,30
±
0,10
±
0,10
±
0,10
±
0,10
CONTACT RESISTANCE:
≤
100 mΩ
INSULATION RESISTANCE:
≥
1 G
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
-55˚C to 125˚C
Process
Packaging
Switches are delivered in tape and reels of 7,000 pieces. The reel
diameter is 330 (12.992). The tape dimensions conform to the
EIA-RS-481 and EC-286-6 norms.
NOTE:
Part numbers listed above do not represent all possible configurations.
For information on specific and custom switches, consult Customer Service Center.
Soldering: Infrared reflow in accordance with CECC00802
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.
K
M
R
2
G
Termination
G
Gullwing
Contact Material
1
Silver
3
Gold
Actuator
2
Standard 1,9 mm
Actuation Force
1
1 N (100 grams)
2
2 N (200 grams)
3
3 N (300 grams)
4
4 N (400 grams)
Dimensions are shown: mm (inch)
Dimensions subject to change
B-5
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ITT [ ITT INDUSTRIES ]
