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KMR442 データシート(PDF) 1 Page - C&K Components

部品番号 KMR442
部品情報  Microminiature SMT Top Actuated
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メーカー  CK-COMPONENTS [C&K Components]
ホームページ  http://www.ck-components.com
Logo CK-COMPONENTS - C&K Components

KMR442 データシート(HTML) 1 Page - C&K Components

  KMR442 Datasheet HTML 1Page - C&K Components KMR442 Datasheet HTML 2Page - C&K Components  
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B–11
Dimensions are shown: mm
Specifications and dimensions subject to change
www.ck-components.com
B
Features/Benefits
Long Life version
4 actuation forces
Optional ground pin
Ultra low current capabilities
Excellent tactile feel
KMR 4 Series
Microminiature SMT Top Actuated
Typical Applications
Automotive
Cellular phones
Industrial electronics
Medical equipment
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
CONTACT RESISTANCE:
≤ 100 mΩ
INSULATION RESISTANCE:
≥ 1GΩ
BOUNCE TIME:
≤ 3 ms
*For ULC version minimum current 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 for KMR 4
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
4 2,5 mm
LFS Lead free compatible, silver plated
LFG Lead free compatible, gold plated
Actuation Force
2 2 N (200 grams)
3 3 N (300 grams)
4 4 N (400 grams)
K
M
R
N
G
4
3
1
Contact Material
1 Silver
2 Silver long life
3 Gold
Grounding option
G Ground pin
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.
KMR421 LFS
2.0 (200) ± 0.50
200 000
0.25 mm ± 0.1
KMR431 LFS
3.0 (300) ± 0.75
150 000
0.30 mm ± 0.1
KMR431 ULC LFS
3.0 (300) ± 0.75
150 000
0.30 mm ± 0.1
KMR432 LFS
3.0 (300) ± 0.75
300 000
0.30 mm ± 0.1
KMR432 ULC LFS
3.0 (300) ± 0.75
300 000
0.30 mm ± 0.1
KMR441 LFS
4.0 (400) ± 1.00
100 000
0.35 mm ± 0.1
KMR441 ULC LFS
4.0 (400) ± 1.00
100 000
0.35 mm ± 0.1
KMR442 LFS
4.0 (400) ± 1.00
200 000
0.35 mm ± 0.1
KMR442 ULC LFS
4.0 (400) ± 1.00
200 000
0.35 mm ± 0.1
Type G and NG
(except gold
version G only)
See description
below
Operating
force
N (grs)
Operating
life
(cycles)
Travel (mm)
TACTILE FEELING: for KMR 4 series:
≥ 25%
U
L
C
L
F
S


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