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KSR252G LFS

Description
SWITCH TACTILE SPST-NO 0.05A 32V
Categoryaccessories   
File Size211KB,4 Pages
ManufacturerC&K
Environmental Compliance
Download Datasheet Parametric View All

KSR252G LFS Overview

SWITCH TACTILE SPST-NO 0.05A 32V

KSR252G LFS Parametric

Parameter NameAttribute value
circuitSPST-NO
switch functionOff - instantaneous
Contact rated current at different voltages0.05A @ 32VDC
Actuator typestandard
Installation typesurface mount
Actuator PCB height, vertical2.50mm
Actuator length, right angle-
Actuator directiontop touch
Terminal typegullwing
shape6.00mm x 3.80mm
illuminationNot glowing
lighting type, color-
Lighting voltage (nominal)-
force450gf
Intrusion protectionIP50 - Dustproof
characteristic-
Operating temperature-40°C ~ 85°C
Actuator materialrubber
Switching stroke0.50mm
Mechanical life200,000 cycles
KSR Series
Subminiature Tact Switch for SMT
Features/Benefits
4 actuation forces
G terminations
N.O. and N.C.
Detect type available
Rubber actuator
RoHS compliant and compatible
Typical Applications
Automotive
Medical equipment
Industrial electronics
Smart meters
B
Tactile Switches
Electrical
MAXIMUM POWER:
MAXIMUM VOLTAGE:
MINIMUM VOLTAGE:
MAXIMUM CURRENT DC:
MINIMUM CURRENT DC:
Travel
(mm)
0,25 ± 0,15
0,3 ± 0,15
0,35 ± 0,15
0,5 ± 0,15
0,3 ± 0,15
0,3 ± 0,15
Specification
FUNCTION: momentary action
CONTACT ARRANGEMENT: Normally Open
TERMINALS: Gullwing type for SMT
Silver
1 VA
32 VDC
20 mV
50 mA
1 mA
Gold
0.2 VA
32 VDC
20 mV
10 mA
1 mA
Mechanical
Type
KSR211G
KSR221G
KSR231G
KSR251G
KSR221G
KSR223G
LFS / KSR213G LFG
LFS / KSR223G LFG
LFS /KSR233G LFG
LFS / KSR253G LFG
NC LFS
NC LFG
Operating force
Newtons (grams)
1,5 < 1,85 (185) < 2,2
1,9 < 2,25 (225) < 2,6
2,25 < 3,00 (300)< 3,75
3,4 < 4,50 (450) < 5,6
1,5 < 2,25 (225) < 3
1,5 < 2 (200) < 2,5
Operating life
(operations)
100,000
100,000
100,000
100,000
30,000
30,000
CONTACT RESISTANCE: ≤ 100 mΩ
INSULATION RESISTANCE: (100 V): 1G Ω (between terminals)
BOUNCE TIME: 1 ms max.
Environmental
OPERATING TEMPERATURE:
STORAGE TEMPERATURE:
Silver
-40˚C to 85˚C
-55˚C to 85˚C
Gold
-40˚C to 125˚C
-55˚C to 125˚C
Overload: 20 Newtons
Detect switch versions are available. Please see Detect chapter
KSR2D/M series.
Process
SOLDERING: Lead free reflow soldering process in accordance
with IEC 61760-1.
NOTE:
Specifications listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
Packaging
Switches are delivered on continuous tape, in reels of 2,500 pieces.
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.
However, please note that all the combinations of these options are not feasible.
For any part number different from those listed above, please consult your local representative.
K
S
R
2
G
Actuator
2
Soft actuator
Operating Force
1
1.8 N (180 grams)
2
2.0 N (200 grams)
3
3.0 N (300 grams)
5
4.5 N (450 grams)
Contact Material
1
Silver
3
Gold
LFS
RoHS compliant and compatible. Silver plated.
LFG
RoHS compliant and compatible. Gold plated.
Switch Function
(NONE)
Normally open
NC
Normally closed*
Termination
G
Gull wing
*Available on KSR223G only.
Dimensions are shown: mm
Specifications and dimensions subject to change
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