K12
High Performance Key Switches
Features/Benefits
•
Excellent tactile feel
•
Wide choice of LED colors,
travel and actuator forces
•
•
•
•
•
High reliability / long life
Sealed version available
Designed for low-level switching
Double stroke version available
Typical Applications
•
Automotive
•
Off-road transportation
•
Industrial electronics
•
Computers & network equipment
•
Joysticks
Detector version available
Construction:
FUNCTION: momentary
DISTANCE BETWEEN BUTTON CENTERS:
min. 11 (0.433) K12C = 13 (0.512)
TERMINALS: PC pins, tinned
MOUNTING: Locating pins; K12G and K12P additionally
with snap-in housing
Electrical
SWITCHING POWER MIN./MAX.: 0.02mW/3 W
SWITCHING VOLTAGE MIN./MAX.: 2 V DC / 30 V DC
SWITCHING CURRENT MIN./MAX.: 10 mA /100 mA
DIELECTRIC STRENGTH (50 Hz, 1 min):
≥
500 V
OPERATING LIFE with max. switching power:
≥
10
6
operations
K12G & K12GO; operating life of second switch 5 x 10
4
operations,
operating life K12C and version with more than 6N (7N, 9N 20N)
please consult factory.
CONTACT RESISTANCE: Initial
≤
50 mΩ
INSULATION RESISTANCE:
≥
10
10
Ω
BOUNCE TIME:
≤
1 ms
Operating speed 100 mm/s (3.94/s)
Mechanical
TOTAL TRAVEL: 1 mm, 1,5 mm, 2 mm
SWITCHING TRAVEL: 0,6 mm*
OPERATING FORCE: 1.5 N OD without snap-point as detector
switch, 2.5 N, 3.5 N, 5 N, 3.5/7 N, 6/12 N. Additional
operating force 7N, 9N and 20N, available on request.
PROTECTION CLASS: K12C IP 67 (dust tight, protected against
the effects of immersion in water; other versions IP 40)
* Additional switching travel (with pre-travel) available by request.
Environmental
OPERATING TEMPERATURE: -40˚C to 85˚C.
STORAGE TEMPERATURE: -40˚C to 95˚C.
Packaging
Bulk in boxes of 250 pieces (version C or GO) or
300 pieces (version A, AL, P or PL)
Process
SOLDERABILITY:
Wave soldering, compatible with lead free soldering profile
Hand soldering, 350˚C
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 place it in the appropriate box.
Note: Some of the configurations may not be available or could require some development.
K
Series
K12A
K12AL
K12P
K12PL
K12C
K12GO
D
Key Switches
1
2
No snap-in pegs
No snap-in pegs with central LED
With snap-in pegs
With central LED
Sealed contact with rubber cap (IP 67)
Two-step switch
LED Color
NONE
No LED
GN
Green
YE
Yellow
OG
Orange
RD
Red
WH
White
BU
Blue
Operating Force***
1.5N OD
1.5 N without
snap-point
2.5N
2.5 N
3.5N
3.5 N
5N
5N
3.5/7N
3.5/7 N**
6/12N
6/12 N**
Standard LED Code
NONE
No LED
LV306
Green
LV327
Yellow
LV315
Orange
LV352
Red
LV302
White
LV328
Blue
Cap Color
NONE
version with LED, version C
BK
Black cap – No LED
YE
Yellow cap - No LED
RD
Red cap – No LED
GY
Gray cap – No LED
*
K12C – 1mm MAX
K12 with LED – 1.5 mm MAX
** K12G & K12GO version only
*** Additional operating force: 7N, 9N available on request
Travel*
1 mm (0.039)
1
1.5
1.5 mm (0.059)
2
2 mm (0.079)
Contact
Arrangement
NONE
SPST NO (STD)
1R
SPST NC
(Special request)
Dimensions are shown: mm
Specifications and dimensions subject to change
D–9
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