ITT KMS

KMS Series
Microminiature Side Actuated Tact Switch for SMT
Tactile Switches
B
Features/Benefits
Typical Applications
•
•
•
•
•
•
•
•
•
•
Compact size
Excellent tactile feel
Compatible with lead free soldering
Grounded cover for EMC protection
Date code marking
Mobile phones, pagers
PDAs
Medical handheld monitors
Consumer electronics
Telecommunication networks
Specification
Electrical
FUNCTION: Momentary
CONTACT ARRANGEMENT: SPST, N.O.
TERMINALS: Gullwing type for SMT
IP40 Sealed
MAXIMUM POWER:
MAXIMUM VOLTAGE:
MAXIMUM CURRENT DC:
MINIMUM CURRENT DC:
Mechanical
DIELECTRIC STRENGTH: 250 VDC
LIFE EXPECTANCY: 100,000 operations
CONTACT RESISTANCE: ≤100 mΩ
INSULATION RESISTANCE: 109 Ω
BOUNCE TIME: ≤ 3 ms
MAXIMUM ACTUATING FORCE: 20 N (4.4lbs.) during 25,000 cycles.
ACTUATING FORCE: 2.5 N±25%
LIFE EXPECTANCY: 100,000 operations
TRAVEL TO MAKE: 0.3 mm±0.15 mm
TOTAL TRAVEL: 0.45 mm
SHEAR FORCE RESISTANCE: 50 N
Packaging
Switches are delivered in tape and reels of 3,000 pieces. The reel
diameter is 330 (12.992). The tape dimensions conform to the
EIA-RS-481 and EC-286-6 norms.
Environmental
OPERATING TEMPERATURE:
STORAGE TEMPERATURE:
Silver
1 VA
50 VDC
50 mA
1 mA
Gold
0.2 VA
50 VDC
10 mA
1 mA
Silver
-40˚C to 85˚C
-55˚C to 85˚C
Gold
-40˚C to 125˚C
-55˚C to 125˚C
Process
Compatible with infrared reflow, lead free soldering and
pick and place SMT machines.
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.
K
M
S
2
3
G
Actuator
2 Standard
Termination
G Gullwing
Actuation Force
3 2.5 N (250 grams)
Contact Material
1 Silver
3 Gold
Dimensions are shown: mm (inch)
Dimensions subject to change
B-8
www.ittcannon.com
KMS Series
Microminiature Side Actuated Tact Switch for SMT
SERIES
2,8
(.110)
2,2
(.087)
0,6
(.024)
3,8
(.150)
0,3
(.012)
KMS231G
B
0,6
(.024)
Tactile Switches
0,3
(.012)
2308
233A
3,5
(.138)
4,6
(.181)
2,5
(.098)
4,12
(.162)
2,2
(.087)
0,6
(.024)
0,1
1,42
(.056)
1,1
(.043)
KMS
Each piece is date code printed:
1st Line: 2308 = Year 2002, 308 is day in the year
2nd Line: 233A = Manufacturing code.
ACTUATOR
STANDARD
2,5
(.098)
1,1
(.043)
0,7
(.028)
0,3
(.012)
3,5
(.138)
2
ACTUATION FORCE
3
2.5 N (250 GRAMS)
CONTACT MATERIAL
OPTION
CODE
MATERIAL
1
3
SILVER
GOLD
TERMINATION
GULLWING
0,6
(.024)
2,6
(.103)
0,8
(.031)
1
(.039)
2,2
(.087)
2,1
(.083)
4,6
(.181)
3,2
(.126)
1,7
(.067)
0,6
(.024)
0,8
(.031)
PAD LAYOUT
0,6
(.024)
G
5,0
(.197)
First Angle
Projection
Dimensions are shown: mm (inch)
Dimensions subject to change
B-9
www.ittcannon.com
KMS Series
Microminiature Side Actuated Tact Switch for SMT
TAPE & REEL
1,75
(.069)
7˚ max
ø1,5±0,1
(.059±.004)
4,65±0,1
(.183±.004)
4,95±0,1
(.194±.004)
,5 )
R0 020
(.
ø1,5+0,25/-0,0
(.059+.010/-.000)
3,15±0,1
(.124±.004)
3±0,1
(.118±.004)
Tactile Switches
0,229±0,02
(.009±.001)
2±0,05
(.079±.002)
4±0,1
(.157±.004)
5,5±0,05
(.217±.002)
12+0,3/-0,1
(.472+.012/-.004)
1,90±0,1
(.074±.004)
B
8±0,1
(.315±.004)
Direction of feed
First Angle
Projection
Dimensions are shown: mm (inch)
Dimensions subject to change
B-10
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