Electrical
MAXIMUM POWER: 0.5 VA
MAXIMUM VOLTAGE: 32 VDC
MINIMUM VOLTAGE: 20 mV
MAXIMUM CURRENT DC: 50 mA
MINIMUM CURRENT DC: 1 mA
DIELECTRIC STRENGTH: ≥ 250 Vrms (1mn)
CONTACT RESISTANCE: ≤ 150 mΩ
INSULATION RESISTANCE: ≥ 50 MΩ
BOUNCE TIME: ≤ 6 ms
Environmental
OPERATING TEMPERATURE: -40˚C to 85˚C
STORAGE TEMPERATURE: -55˚C (10 days) +85˚C (4 days)
Process
SOLDERING: This component is suited to the following methods:
– Infrared Reflow Soldering in accordance with IEC61760-1
Packaging
In reels of 5,000 pieces.
Dimensions of reels according to EIA 481B
External diameter 180 mm
NOTE: Specifications listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
Features
•
Smallest footprint
•
Smallest thickness with integrated
actuator
•
Extended life cycles
•
IP68
•
Ultra low current capabilities
Typical Applications
•
Mobile Phones
•
Hearing Aids
•
MP3 accessories
•
Bluetooth Headset
•
Automotive keyless entry system
•
Smoke and CO detectors
•
E-readers
•
Home automation remote controls
Specification
FUNCTION: momentary action, normally open
CONTACT ARRANGEMENT: 1 make contact = SPST, N.O.
TERMINALS: J lead type for SMT
Mechanical
TRAVEL (mm): 0.15 ± 0.1
Operating force Tactile Operating
Newtons (grams) Feeling Life
KMT011NGJLHS 1.0 (100) ± 25% ≥ 10% 300,000
KMT021NGJLHS 1.6 (160) ± 25% ≥ 30% 300,000
KMT071NGJLHS 2.3 (230) ± 25% ≥ 30% 300,000
KMT031NGJLHS 3.4 (340) ± 25% ≥ 30% 300,000
Total Height
0 0.65mm
Actuation Force
1 1.0 N (100 grams)
2 1.6 N (160 grams)
7 2.3 N (230 grams)
3 3.4 N (340 grams)
K M T 0 1
Contact
Material
1 Silver
2 Silver long life
Grounding Option
NGJ No Ground Pin, J leads
Part Number Description
For any part number different from those listed above, please consult your local representative.
L H S
LHS Lead free, RoHS, Halogen free, Silver plated
KMT0 Series
Nano-Miniature SMT Top Actuated
N G J
B–9
Dimensions are shown: mm
Specifications and dimensions subject to change
www.ck-components.com
Tactile Switches
B
Operating force Tactile Operating
Newtons (grams) Feeling Life
KMT012NGJLHS 1.0 (100) ± 25% ≥ 10% 1,000,000
KMT022NGJLHS 1.6 (160) ± 25% ≥ 30% 600,000
KMT072NGJLHS 2.3 (230) ± 25% ≥ 30% 600,000
