KSM Series
Side Actuated Detect Switches
Features/Benefits
• Low profile – 1,5 mm
• Momentary, normally closed contact
• Gold contacts
• RoHS compliant and compatible
Specifications
Typical Applications
• Automotive
• Position sensing switch
• Edge card reset switch
• Smart card presence switch detector
• DSL and fiber optic networks
Electrical
MAXIMUM POWER:
MAXIMUM VOLTAGE:
MINIMUM VOLTAGE:
MAXIMUM CURRENT DC:
MINIMUM CURRENT DC:
CONTACT RESISTANCE:
INSULATION RESISTANCE:
DIELECTRIC STRENGTH:
BOUNCE TIME:
FUNCTION: Momentary action
CONTACT TYPE: SPST Normally closed
Mechanical
TRAVEL TO BREAK: KSM1131D LFG
0,35 ± 0,15 mm
KSM6161 LFG
TOTAL TRAVEL:
KSM1131D LFG
1,25 ± 0,2 mm
0,5 ± 0,20 mm
KSM6161 LFG
1,92 ± 0,2 mm
SWITCHING FORCE:
KSM1131D LFG
0,15N ≤ Fce ≤ 0,90 N
KSM6161 LFG
0,50N ≤ Fce ≤ 0,90 N
OPERATING LIFE: KSM1131D LFG
50,000 cycles
200,000 cycles
KSM6161 LFG
KSM1131D LFG
KSM6161 LFG
0.2 VA
1.0 VA
24 VDC
32 VDC
20 mV
20 mV
50 mA
50 mA
1 mA
≤ 300 mΩ
≤ 900 mΩ
≥ 109 Ω
≥ 250 Vrms
≤ 10 ms
≥ 109
≥ 250 Vrms
≤ 1,25 ms
Environmental
OPERATING TEMPERATURE: -40˚C to +85˚C
STORAGE TEMPERATURE:
-55˚C to +85˚C
Process
Packaging
SOLDERING: Compatible with lead free reflow process
Switches are delivered on continuous tape, in reels of 2,000 pieces
(KSM1131D LFG) and 1250 pieces (KSM6161 LFG)
NOTE: Specifications listed above are for switches with standard options. For information on specific
and custom switches, consult Customer Service Center.
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.
For any part number different from those listed above, please consult your local representative.
K
Detect
E
S M
L
F
G
Designation
KSM
Actuation
1131D Short travel
Gold contact material
Normally closed
6161
RoHS compliant and
compatible.
Gold plated.
Standard travel
Gold contact material
Normally closed
Dimensions are shown: mm
Specifications and dimensions subject to change
E–40
www.ckswitches.com
KSM Series
Side Actuated Detect Switches
KSM1131D LFG
KSM6161 LFG
1,8
0,85
2,55
0,75
0,15
1,5
2,5
0,5
1,35
0,5
0,05±0,05
1,5
1,17
0,5
0,7
2,55
0,4
8,9
0,3
4,2
0,5
0,5
R2,2
1,4
0,7
ø1,3±0,05
2x 0,93
5,3
ø0,4
1
7,2
5,8
1,4
2,35
0,4
1,4
1
1,2
7,2
5,2
1,3
0,6
0,5
9,7
5,7
0,9
5,7
ø0,4
ø1,17
4,5
5,8
6,7
2,4
6,4
2,1
0,8
0,5
5,8
4,34
ACTUATION
4x 1
4,5
1,5
1
4,9
5,8
6,9
0,05±0,05 1,9
1,3
0,6
2
2,6
4x 0,8
2,4
0,8 2
2,5
1,2
KSM1131D LFG
2,7
0,3
DE-REELING DIRECTION
OUT OF THE TAPE
7,37
2
2
ø 1,55
4
9,17
16
7,5
1,75
A
B
B
R0,
5
A
6,2
12
ø 1,5
KSM6161 LFG
E
12
A
4
4
ø1,5
ø 1,5
7,3
12,8
R0
2,2
,1
11,5
6,65
24
( 0,37 )
1,32
5,6
1,6 3,76
( 0,4 )
2
Detect
1,75
0,3
2,45
1,6
A
7,5
2,4
1,8
Dimensions are shown: mm
Specifications and dimensions subject to change
E–41
www.ckswitches.com