Contact Material
1
Silver
2 Silver long life
3 Gold
* Silver long life is a
vailable in 3N and 4N actuation force. For other versions, please contact Customer Service.
B–116
Dimensions are shown: mm
Specifications and dimensions subject to change
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.ck-components.com
Tactile Switches
B
26 may 16
Features/Benefits
•
W
atertight IP67
•
Standard and long life versions
•
No ground pin
•
Ultra low current capabilities
•
Excellent tactile feel
KMR 7 Series
Microminiature SMT Top Actuated IP67
Typical Applications
•
Automotive
•
Medical
•
Consumer
•
Industrial
Electrical
Silver Gold
MAXIMUM POWER: 1 VA 0.2 VA
MAXIMUM VOLTAGE: 32 VDC 32 VDC
MINIMUM VOLTAGE: 20 mVDC 20 mVDC
MAXIMUM CURRENT: 50 mA 10 mA
MINIMUM CURRENT: 1 mA* 1 mA*
DIELECTRIC STRENGTH
: ≥ 250 Vrms
CONT
ACT RESISTANCE: ≤ 100 mΩ
INSULATION RESISTANCE: ≥ 1GΩ
BOUNCE TIME: ≤ 3 ms
*For ULC version minimum curr
ent is 1µA at 1.8 VDC
Environmental
Silver Gold
OPERATING TEMPERATURE: -40˚C to 85˚C -40˚C to 125˚C
STORAGE TEMPERATURE: -55˚C to 85˚C -55˚C to 125˚C
Process
Infrared Reflow Soldering in accordance with IEC61760-1
Packaging
In reels of 6,000 pieces
External diameter 330 mm ± 2 mm
NOTE: Specifications listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
Specification
FUNCTION: momentary action
CONTACT ARRANGEMENT: 1 make contact = SPST, N.O.
TERMINALS: Gullwing type for SMT
Mechanical
Total height
7
2,5 mm
LFS Lead free compa
tible,
silver pla
ted
LFG Lead free compa
tible, gold plated
Actuation For
ce
1
1.2 N (120 g
rams)
2 2 N (200 grams)
3 3 N (300 grams)
4 4 N (400 grams)
K M R
N G
7
Gr
ounding option
NG
No Ground pin
Low Current capability
Void
Under standard specification
ULC Low current
Part Number Description
For any part number different from those listed above, please consult your local representative.
TACTILE FEELING: KMR 7 series with actuation force in 2N - 3N - 4N: ≥ 25%
KMR 7 series with actuation for
ce in 1.2N: ≥ 20%
Type NG
See description
below
Operating
force
N (grs)
Operating
life
(cycles)
Travel (mm)
KMR711NG LFS
1.2 (120) ± 0.30 100,000 0.20 mm ± 0.1
KMR711NG ULC LFS 1.2 (120) ± 0.30 100,000 0.20 mm ± 0.1
KMR713NG LFG
1.2 (120) ± 0.30 100,000 0.20 mm ± 0.1
KMR713NG ULC LFG 1.2 (120) ± 0.30 100,000 0.20 mm ± 0.1
KMR721NG LFS 2.0 (200) ± 0.50 100,000 0.25 mm ± 0.1
KMR721NG ULC LFS
2.0 (200) ± 0.50 100,000 0.25 mm ± 0.1
KMR723NG LFG 2.0 (200) ± 0.50 100,000 0.25 mm ± 0.1
KMR723NG ULC LFG 2.0 (200) ± 0.50 100,000 0.25 mm ± 0.1
KMR731NG LFS 3.0 (300) ± 0.75 100,000 0.25 mm ± 0.1
KMR731NG ULC LFS 3.0 (300) ± 0.75 100,000 0.25 mm ± 0.1
KMR732NG LFS 3.0 (300) ± 0.75 300,000 0.25 mm ± 0.1
KMR732NG ULC LFS 3.0 (300) ± 0.75 300,000 0.25 mm ± 0.1
KMR733NG LFG 3.0 (300) ± 0.75 100,000 0.25 mm ± 0.1
KMR733NG ULC LFG 3.0 (300) ± 0.75 100,000 0.25 mm ± 0.1
KMR741NG LFS 4.0 (400) ± 1.00 100,000 0.30 mm ± 0.1
KMR741NG ULC LFS 4.0 (400) ± 1.00 100,000 0.30 mm ± 0.1
KMR742NG LFS 4.0 (400) ± 1.00 200,000 0.30 mm ± 0.1
KMR742NG ULC LFS 4.0 (400) ± 1.00 200,000 0.30 mm ± 0.1
KMR743NG LFG 4.0 (400) ± 1.00 100,000 0.30 mm ± 0.1
KMR743NG ULC LFG 4.0 (400) ± 1.00 100,000 0.30 mm ± 0.1
