KMT2 Series
Nano-Miniature SMT Top Actuated
Features
Typical Applications
•
•
•
•
Mobile Phones
•
•
Smallest footprint
Hearing Aids
High number of cycles within the
smallest packaging
MP3 accessories
Bluetooth Headset
•
Smallest thickness with integrated
actuator
•
•
Ground pin option
Halogen free
Specification
Environmental
FUNCTION: momentary action
Silver
CONTACT ARRANGEMENT: 1 make contact = SPST, N.O.
TERMINALS: Gullwing type for SMT
OPERATING TEMPERATURE:
STORAGE TEMPERATURE:
-40˚C to 85˚C
-55˚C (10 days)
+85˚C (4 days)
Mechanical
Operating force
Type G and NG Newtons (grams)
KMT 211 HF LFS 1.0 (100) 0.25
KMT 221 HF LFS 1.6 (160) 0.40
Operating
Life
150,000
150,000
Tactile
Feeling
≥ 10%
≥ 30%
Process
Travel mm
0.15 0.1
0.15 0.1
SOLDERING: This component is suited to the following methods:
– Lead free reflow soldering process in accordance with IEC
61760-1.
Electrical
MAXIMUM POWER:
Silver
Packaging
In reels of 4,000 pieces.
0.5 VA
32 VDC
20 mV
50 mA
1 mA
Dimensions of reels according to EIA 481B
External diameter 180 mm
MAXIMUM VOLTAGE:
MINIMUM VOLTAGE:
MAXIMUM CURRENT DC:
MINIMUM CURRENT DC:
DIELECTRIC STRENGTH:
CONTACT RESISTANCE:
INSULATION RESISTANCE:
BOUNCE TIME:
≥ 250 Vrms (1mn)
≤ 150 mΩ
≥ 50 MΩ
NOTE: Specifications listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
≤ 6 ms
Part Number Description
For any part number different from those listed above, please consult your local representative.
L
F
HF
K
M
T
2
Total Height
2 0.65 mm
Type
HF Halogen Free
LFS RoHS, silver plated
LFG RoHS, gold plated - please contact Customer Service
Grounding
Option
G Ground Pin
NG No Ground Pin
Actuation Force
1 1.0 N (100 grams)
2 1.6 N (160 grams)
Contact
Material
1 Silver
3 Gold - please
contact Customer Service
Dimensions are shown: mm
Specifications and dimensions subject to change
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