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KMX Series
Microminiature Tact Switch for SMT
Features
• Ultra low profile 0.58mm
• Compact switch body; 4.5x4.5mm
• 1.6 and 2.2N sharp tactile feel
• 250k cycles
• ø 1.4mm actuator grounded
• RoHS compliant and compatible
Specification
FUNCTION: Snap action push-on type SPST/shielded
CONTACT TYPE: Normally open
TERMINALS: G
Mechanical
MAXIMUM ACTUATING FORCE/LIFE: 20 N for 1,000 cycles
Type Newtons (grams) (operations) Travel
KMX211G/213G 1.6 (160) ± 30% 250,000 0,20 ± 0,10
KMX221G/223G 2.2 (220) ± 30% 250,000 0,20 ± 0,10
Packaging
Switches are delivered in tape and reels of 10,000 pieces. The reel
diameter is 380 (14.961). The tape dimensions conform to the
EIA-RS-481 and EC-286-6 norms.
ullwing type for SMT
Operating force Operating life
Typical Applications
• Allows higher board density with
compact SMT switch for ultra low
profile environment: cell phones
keypads, key fob, white goods,
medical and military
B
Tactile Switches
Electrical Silver Gold
MAXIMUM POWER: 0.5 VA 0.5 VA
MAXIMUM VOLTAGE: 32 VDC 32 VDC
MAXIMUM CURRENT DC: 50 mA 20 mA
MINIMUM CURRENT DC: 1 mA 1 mA
CONTACT RESISTANCE: ≤ 100 mΩ
INSULATION RESISTANCE: ≥ 50 MΩ
BOUNCE TIME: ≤ 6 ms
Environmental Silver Gold
OPERATING TEMPERATURE: -40˚C to 85˚C -40˚C to 125˚C
STORAGE TEMPERATURE: -55˚C to 85˚C -55˚C to 125˚C
RELATIVE HUMIDITY 90 to 96%
Process
Compatible with infrared reflow, lead free soldering and pick and
place SMT machines.
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 X G
Actuator
1 Without actuator
2 With actua
tor 1.4mm ø
Actuation Force
1 1.6 N (160 grams)
2 2.2 N (220 grams)
Contact Material
1 Silver
3 Gold
Termination
G
Gullwing
B–5
Specifications and dimensions subject to change
Dimensions shown in: mm (inch)
www.ittcannon.com
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KMX Series
3,4
0,5
4,1
0,15
4,1
ø ( actuator )1,4
2,3
4,3
0,27
±0,05
4
actuator
0,58
±0,05
0,03
0
-0,03
0,7
0,35
2,1
3,4
4,7
0,15
4,3
0,1
(.169)
(.134)
(.006)
(.026)
(.134)
(.011±.010)
(.001-.001)
(.185)
(.083)
(.169)
(.157)
(.004)
(.023 ± .010)
(.006)
(.007)
(.161)
(.161)
(.091)
0
(.014)
A
A
B
B
1,75
12
+0,3
-0,1
1
0
(.197±.004)
5±0,1
(.173±.002)
4,4±0,05
(.039)
(.197±.004)
5±0,1
(.079±.004)
2±0,1
4,4±0,05
(.173±.002)
R 0,4
R 0
,4
(.0
16)
(.016)
5,5±0,05
(.217±.002)
+.001
(.472 –.004)
(.079±.004)
2±0,05
(.315±.004)
8±0,1
(.157±.004)
4±0,1
(.069)
(ø.059+.004)
ø1,5+0,1
0
ø1 0,1 recommended
actuator tip diameter
0,15
4,1
2,3
0,5
4,1
4
2,1
4,3
4,3
3,4
3,4
4,7
0,7
0,1
0,15
0,35
0,27±0,05
0,52±0,05
-0,03
0
0,3
-0,03
Microminiature Tact Switch for SMT
KMX 1
B
Tactile Switches
ACTUATOR
AD LAYOUT
P
KMX 2
TAPE & REEL
DIRECTION OF FEED
B–6
Dimensions shown in: mm (inch)
Specifications and dimensions subject to change
.ittcannon.com
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