K8
Lighted SMT Tact Switch with Rugged LED Mounting Process
Features
•
LED assembly without soldering
•
Various LED options
•
No light perturbation
•
Sound haptic
•
Various climatic classes
Typical Applications
•
Automotive
•
Network equipment
•
Telecommunications
•
Medical equipment
•
Industrial controls
B
Tactile Switches
Specification
FUNCTION: momentary action
CONTACT ARRANGEMENT: 1 make control = SPST, N.O.
TERMINALS: Gullwing type for SMT, peg as option, 2 terminals
for LED
Electrical
Silver
Gold
Mechanical
Actuation
Force
(N)
4.0
Operating
Life
(operations)
300,000
Total
Travel
(mm)
0.45±0.15
Type
K8xx41G LFS
MAXIMUM POWER:
1.0 VA
0.2 VA
MAXIMUM VOLTAGE:
32 VDC
32 VDC
MINIMUM VOLTAGE:
20 mV
20 mV
MAXIMUM CURRENT:
50 mA
10 mA
MINIMUM CURRENT:
1 mA
0.1 mA
DIELECTRIC STRENGTH: (50 Hz, 1 min.)
≥
250 Vrms
CONTACT RESISTANCE: < 100mΩ
INSULATION RESISTANCE: (100 V, inital stage) > 109
Ω
BOUNCE TIME: < 10 ms
Environmental
OPERATING TEMPERATURE:
-40˚C to +85˚C (Silver)
-40˚C to +125˚C (Gold)
-55˚C to +85˚C (Silver)
-40˚C to +125˚C (Gold)
Tolerances on actuation force is ± 0.25%.
SEALING LEVEL: IP40
Illumination Colors
White, blue, pure green, orange, super red
LED technical information available on product specification.
For any extra color, please contact your sales representative.
STORAGE TEMPERATURE:
Process
SOLDERING: Compatible with the lead free soldering profile.
No washing
MSL level: 5
NOTE:
The specifications show in the datasheet are for reference only and are not valid for
design-in work. Please contact your sales representative to request drawings and
product specifications.
For systems where reliability and safety are required, please contact your sales
representative to secure product integration and function to secure usage.
Packaging
In reels of 900 pieces under sealed foil.
Dimensions of reels according to EIA RS481 or IEC 2863.
External diameter 380 mm.
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.
K
8
4
G
LED color
PG
Pure Green
SR
Super Red
OG
Orange
BU
Blue
WH
White
Operating Force
4
4.0 N
Termination
G
Gulf wing
Contact Material
1
Silver
3
Gold as option
LFS
RoHS compliant and compatible. Silver plated.
LFG
RoHS compliant and compatible. Gold plated.
Dimensions are shown: mm
Specifications and dimensions subject to change
B–67
www.ck-components.com
K8
Lighted SMT Tact Switch with Rugged LED Mounting Process
PART NUMBER
REF LED
EMITTED
COLOR
LUMINOUS INTENSITY
(mcd) If = 20 mA
min
typ
560
140
28
180
280
CHROMATICITY
COORDINATES OR
PEAK WAVE LENGTH
(typ) If = 20 mA
X
0,33
465 nm
562 nm
645 nm
610 nm
Y
0,33
FORWARD
VOLTAGE V
If = 20 MA
min
3
3
1.8
1.8
1.85
max
4.1
4.1
2. 4
2.3
2.35
K8WH41G
LW T67C-S2U1-5K8L
LB T67C-P2R1-35
LP T676-L1M2-25
LP T676-Q1R2-1
LO T676-R1S2-24
WHITE
BLUE
PURE GREEN
SUPER RED
ORANGE
224
56
11.2
71
112
B
Tactile Switches
K8BU41G
K8PG41G
K8SR41G
K8OG41G
ELECTRICAL GRAPH
2
1
3
1,8 1,8
5
4
0,8
10,8
1
6,56
8,3
PCB LAYOUT
TOP VIEW
1,8
1
2
1,8
3
1
8,4
0,1±0,05
6±0,15
Year
0,1
Day of year
Dimensions are shown: mm
Specifications and dimensions subject to change
2
3
11
1,1
5
4
pick and place area :
top of LED 2.5 max
5
4
1,5
8
4,85
B–68
www.ck-components.com
K8
Lighted SMT Tact Switch with Rugged LED Mounting Process
TAPE & REEL
380/15"
B
Tactile Switches
Round sproket
holes
1.5
+0.1
0
e ct
io n
of
un
re e
lin g
24
ø 13
d ir
Dimensions are shown: mm
Specifications and dimensions subject to change
B–69
www.ck-components.com
