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K12 Datasheet, PDF (1/6 Pages) C&K Components – High Performance Key Switches
K12
High Performance Key Switches
Features/Benefits
Typical Applications
• Excellent tactile feel
• Automotive
• Wide choice of LED colors,
travel and actuator forces
• High reliability / long life
• Sealed version available
• Off-road transportation
• Industrial electronics
• Computers & network equipment
• Designed for low-level switching
• Double stroke version available
• Detector version available
Construction:
Electrical
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)
* Additional switching travel (with pre-travel) available by request.
Packaging
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: ≥ 106 operations
K12G & K12GO; operating life of second switch 5 x 104 operations,
operating life K12C and version with more than 6N (7N, 9N 20N)
please consult factory.
CONTACT RESISTANCE: Initial ≤ 50 mΩ
INSULATION RESISTANCE: ≥ 1010 Ω
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.
Process
Bulk in boxes of 250 pieces (version C, GO or GOL) or
300 pieces (version A, AL, P or PL)
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
D 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.
K12
L
Series
K12A No snap-in pegs
K12AL No snap-in pegs with central LED
K12P With snap-in pegs
K12PL With central LED
K12C Sealed contact with rubber cap (IP 67)
K12GO Two-step switch
K12GOL K12GO with central LED
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
LED Color
NONE No LED
GN Green
YE Yellow
OG Orange
RD Red
WH White
BU Blue
Travel*
1 1 mm (0.039)
1.5 1.5 mm (0.059)
2 2 mm (0.079)
D–10
Standard LED Code
NONE No LED
L306 Green
L327 Yellow
L315 Orange
L352 Red
L302 White
L328 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**
Contact
Arrangement
NONE SPST NO (STD)
1R
SPST NC
(Special request)
Dimensions are shown: mm
Specifications and dimensions subject to change
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