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K12
High Performance Key Switches
Features/Benefits
? Excellent tactile feel
? Wide choice of LED colors,
travel and actuator forces
Typical Applications
? Automotive
? Off-road transportation
? Industrial electronics
?
?
?
?
?
High reliability / long life
Sealed version available
Designed for low-level switching
Double stroke version available
Detector version available
? Computers & network equipment
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
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)
Electrical
SWITCHING POWER MIN./MAX.: 0.02mW/3 W
SWITCHING VOLTAGE MIN./MAX.: 2 V DC / 30 V DC
SWITCHING CURRENT MIN./MAX.: 10 μA /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 m ?
INSULATION RESISTANCE: ≥ 10 10 ?
BOUNCE TIME: ≤ 1 ms
Operating speed 400 mm/s (15.75/s)
Environmental
OPERATING TEMPERATURE: -40?C to 85?C.
STORAGE TEMPERATURE: -40?C to 95?C.
* Additional switching travel (with pre-travel) available by request.
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.
D
Series
K12A
K
No snap-in pegs
1
2
K12AL
K12P
No snap-in pegs with central LED
With snap-in pegs
LED Color
NONE No LED
Standard LED Code
NONE No LED
K12PL
K12C
K12GO
With central LED
Sealed contact with rubber cap (IP 67)
Two-step switch
GN
YE
OG
RD
WH
BU
Green
Yellow
Orange
Red
White
Blue
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
Travel*
1 1 mm (0.039)
1.5 1.5 mm (0.059)
2 2 mm (0.079)
Operating Force***
1.5N OD 1.5 N without
snap-point
2.5N 2.5 N
3.5N 3.5 N
5N 5N
Contact
Arrangement
NONE SPST NO (STD)
1R SPST NC
*
K12C – 1mm MAX
K12 with LED – 1.5 mm MAX
3.5/7N
6/12N
3.5/7 N**
6/12 N**
(Special request)
** K12G & K12GO version only
*** Additional operating force: 7N, 9N available on request
Dimensions are shown: mm
Specifications and dimensions subject to change
9 aug 12
D–13
www.ck-components.com
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