www.ittcannon.com
B–5
Dimensions shown in: mm (inch)
Specifications and dimensions subject to change
Tactile Switches
B
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
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
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.
Specification
FUNCTION: Snap action push-on type SPST/shielded
CONTACT TYPE: Normally open
TERMINALS: Gullwing type for SMT
Mechanical
MAXIMUM ACTUATING FORCE/LIFE: 20 N for 1,000 cycles
Operating force Operating life
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.
Actuator
1 Without actuator
2 With actuator 1.4mm ø
Actuation Force
11.6 N (160 grams)
22.2 N (220 grams)
K M X G
Contact Material
1Silver
3Gold
Termination
GGullwing
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.
www.ittcannon.com
B–6
Dimensions shown in: mm (inch)
Specifications and dimensions subject to change
Tactile Switches
B
ACTUATOR
KMX Series
Microminiature Tact Switch for SMT
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)
PAD LAYOUT
DIRECTION OF FEED
AA
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
(.016)
(.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
TAPE & REEL
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
KMX 1
KMX 2
