KMS Series Microminiature Side Actuated Tact Switch for SMT
Features/Benefits
• • • • • Compact size Excellent tactile feel Compatible with lead free soldering Grounded cover for EMC protection Date code marking
Typical Applications
• • • • • Mobile phones, pagers PDAs Medical handheld monitors Consumer electronics Telecommunication networks
Specification
Electrical
MAXIMUM POWER: MAXIMUM VOLTAGE: MAXIMUM CURRENT DC: MINIMUM CURRENT DC:
B Tactile Switches
FUNCTION: Momentary CONTACT ARRANGEMENT: SPST, N.O. TERMINALS: Gullwing type for SMT IP40 Sealed
Silver 1 VA 50 VDC 50 mA 1 mA
Gold 0.2 VA 50 VDC 10 mA 1 mA
Mechanical
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
DIELECTRIC STRENGTH: 250 VDC LIFE EXPECTANCY: 100,000 operations CONTACT RESISTANCE: ≤100 mΩ INSULATION RESISTANCE: 109 Ω BOUNCE TIME: ≤ 3 ms
Environmental
OPERATING TEMPERATURE: STORAGE TEMPERATURE:
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.
NOTE: Specifications listed above are for switches with standard options. For information on specific and custom switches, consult Customer Service Center.
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.
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 Termination G Gullwing Contact Material 1 Silver 3 Gold
Actuator 2 Standard Actuation Force 3 2.5 N (250 grams)
Dimensions are shown: mm (inch) Dimensions subject to change
B-8
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KMS Series Microminiature Side Actuated Tact Switch for SMT
SERIES
KMS
1,1 (.043) 1,42 (.056)
0,1
0,6 (.024)
2308 233A
2,2 (.087)
3,5 (.138)
2,8 (.110)
2,2 (.087)
0,6 (.024)
2,5 (.098) 4,12 (.162)
3,8 (.150) 0,3 (.012)
4,6 (.181)
KMS231G
B
0,3 (.012)
0,6 (.024)
Tactile Switches
Each piece is date code printed: 1st Line: 2308 = Year 2002, 308 is day in the year 2nd Line: 233A = Manufacturing code.
ACTUATOR
2
STANDARD 3,5 (.138)
ACTUATION FORCE
3
2.5 N (250 GRAMS)
CONTACT MATERIAL
OPTION CODE MATERIAL SILVER GOLD
1 3
TERMINATION
G
GULLWING PAD LAYOUT 3,2 (.126) 1,7 (.067)
0,8 (.031)
0,7 (.028)
2,5 (.098)
0,3 (.012)
1,1 (.043)
0,6 (.024)
4,6 (.181)
0,6 (.024) 1 (.039) 0,8 (.031) 2,6 (.103)
0,6 (.024)
2,2 (.087)
2,1 (.083)
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)
8±0,1 (.315±.004) 4±0,1 (.157±.004)
2±0,05 (.079±.002) ø1,5±0,1 (.059±.004)
1,90±0,1 (.074±.004)
4,65±0,1 (.183±.004)
5,5±0,05 (.217±.002)
12+0,3/-0,1 (.472+.012/-.004)
,5 ) R0 020 (.
B Tactile Switches
0,229±0,02 (.009±.001)
7˚ max
3,15±0,1 (.124±.004)
ø1,5+0,25/-0,0 (.059+.010/-.000)
Direction of feed
First Angle Projection
Dimensions are shown: mm (inch) Dimensions subject to change
B-10
www.ittcannon.com
3±0,1 (.118±.004)
4,95±0,1 (.194±.004)
