K5A2 Series
Snap Action Key Switch Switch
Features/Benefits
•
Quiet actuation
•
Space Saving
•
RoHS compliant
Typical Applications
•
Automotive
•
Computers and network
equipment
Construction
FUNCTION: Momentary action
CONTACT ARRANGEMENT: Normally open
TERMINALS: Gullwing type for SMT
Gold
Electrical
POWER MIN / MAX:
VOLTAGE MIN / MAX:
CURRENT MIN / MAX DC:
CONTACT RESISTANCE:
INSULATION RESISTANCE:
BOUNCE TIME:
.02 VA / 1 VA
20 mVDC/50 VDC
10µA / 100 mA
≤
100 mΩ
≥
1GΩ
5 ms
Silver
.02 VA / 1 VA
20 mVDC/50 VDC
1 mA / 100 mA
≤
100 mΩ
≥
1GΩ
5 ms
Mechanical
OPERATING FORCE: (6N version) 5,5 + 0,5 -1N
3,7 + 0,8N -0,5N
OPERATING LIFE: 50,000 operations
TOTAL TRAVEL: 0.8 mm +/- 0.2 mm
ELECTRICAL TRAVEL: 0,5 mm +/- 0.1 mm
Environmental
OPERATING TEMPERATURE: -40˚C to +105˚C
STORAGE TEMPERATURE: -50˚C to +125˚C
-40˚C to +85˚C
-50˚C to +95˚C
Packaging
Switches are delivered on continuous tape, in reels of 600 pieces
Note:
Specifications listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
Process
SOLDERING: Lead Free reflow compatible in accordance
with CEI 60068-2-58 and Nr. 8GD000004
Materials
CONTACTS:
Au over Ni-layer
SOLDERING PINS:
Au
HOUSING: Thermoplastic UL 94 H-B
Ag on Ni-layer
Ag
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 and place it in the appropriate box.
D
Key Switches
K
5
A
2
Series
K5A2
Single stroke
Actuation Force
2N
2 N 200 grams
4N
4 N 400 grams
6N
6 N 600 grams
Version
AU
Gold
AG
Silver
Dimensions are shown: mm
Specifications and dimensions subject to change
D–5
www.ck-components.com
K5A2 Series
Snap Action Key Switch Switch
K5A2
SINGLE STROKE VERSION
PCB LAYOUT, MOUNTING SIDE
8.25±0.15
cicuit diagram
1
3
2
contact pads
5.75±0.05
10.5±0.2
8±0.1
6
4
5
4.05±0.1
switching point
ø
actuating axis
3.75±0.15
end point
1.
2 +
0.1
7
ø 0.9
+0.1
3.55±0.1
4.55±0.1
Date Code
ø 6.4
holes coding pins
0.09±0.04
2
A 505 A
1.2
1.
2
5.6
1.2
1
1.5
-0.3
1.15±0.1
ø1.1
-0.05
ø 0.8
-0.05
0.05
5.75±0.05
1.8
1
2
1.8
3
6
5
4
0.8
1
D
Key Switches
Tape and Reel
0.8
+0
10 x 4 =
40
±0,20
0
,10
4 ±0,10
ø
1,5
2 ±0,10
0
B
6,85
4,75
±0,20
±0,10
(3,9)
4.2
1.42
A
±0,30
24
A
+ 0,10
4,60 ±0,10
ø 1,50
16 ±0,10
B
( 2,3 )
0,50
0,50
ø 1,50
0
Dimensions are shown: mm
Specifications and dimensions subject to change
D–6
www.ck-components.com
( 7,5 )
( 8,9 )
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