KT Series Right Angle Sealed Tact Switch for SMT
Features/Benefits • High shear force with extended bracket • Easy to pick & place with top plate tab • Rubber or hard plastic actuator • Press fit or snap fit caps • IP 57 • RoHS compliant and compatible Typical Applications • Telecommunications • Computer products • Instrumentation • Power supply
B Tactile Switches
Specification
CONTACT ARRANGEMENT: SPST, N.O. TERMINALS: Gullwing type for SMT
Environmental
OPERATING TEMPERATURE: -40˚C to 90˚C
Process Electrical
CONTACT RATING: 1.0 VA max. @ 32 V AC or DC max. ELECTRICAL & MECHANICAL LIFE: 100,000 make-and-break cycles at full load. DIELECTRIC STRENGTH: 250 Vrms min. @ sea level. CONTACT RESISTANCE: Below 50 mΩ typ. initial @ 2-4 V DC, 100 mA. INSULATION RESISTANCE: 109 Ω min. SOLDERABILITY: Per MIL-STD-202F method 208D, or EIA RS-186E method 9 (1 hour steam aging). DEGREE OF PROTECTION: IP57; protection against harmful dust deposits, full-scale voltage protection.
Packaging
Switches supplied in rigid dispensing tubes or anti-static tape and reels per EIA 481-2 (800 pieces per reel.). Tape and cover strip are conductive for use near statically sensitive components.
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. However, please note that all the combinations of these options are not feasible. For any part number different from those listed above, please consult your local ITT representative.
SWITCH
K
T
1
1
S
3
Actuator B0* Soft, flush Contact Plating B1* Soft, 0,64 mm 4 Silver B2* Soft, 2,24 mm Contact Plating 5 Gold P2** Hard, 2,36 mm LFS RoHS compliant and Orientation P3** Hard, 1,12 mm compatible. Silver plated S Side actuated P4** Hard, 3,96 mm LFG RoHS compliant and Actuating Force S1*** ø0,1 mm for caps compatible. Gold plated 3 3 N (300 grams) Mounting Bracket S2*** ø0,14 mm with anti-rotation AM Right angle A1M Right angle with front solder pad A2M Right angle with front solder pad pick & place tab * B0, B1 & B2 available with A & A1 mounting bracket only. A3M Right angle with pick & place tab ** P4 available with A1 & A2 mounting bracket only. *** S1 & S2 available with A1 & A2 mounting bracket only.
BUTTON
To order buttons in bulk
B
T
NK
T
1
1
Button Type 02 Press fit, ø4 mm 03 Snap fit, high temperature, ø8 mm
Button Color 90 Black 80 Ivory
Dimensions shown in: mm (inch) Specifications and dimensions subject to change
B–24
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KT Series Right Angle Sealed Tact Switch for SMT
SERIES
KT11
4,38 (.173)
ø3,81 (.150)
6,60 MAX. (.260)
2 0,86 (.034)
4 3,18 (.125) 0,76 TYP. (.030) 4,00 (.157) 7,57 (.298)
B Tactile Switches
3,44 (.136)
ACTUATOR
B0
SOFT, FLUSH*
4,38 (.173)
B1
SOFT, 0,64 mm*
0,64 (.025)
B2
SOFT, 2,24 mm*
2,24 (.088)
3,44 (.136)
Ø 3,18 (Ø .125)
ø3,18 (ø.125)
P2
HARD, 2,36 mm
2,36 (.093) ø3,55 (.140)
P3
HARD, 1,12 mm
1,12 (.044) ø3,55 (.140)
P4
HARD, 3,96 mm**
3,96 (.156)
ø3,55 (.140)
S1
Ø0,1 mm FOR PRESS FIT CAPS***
S2
Ø0,14 mm FOR SNAP FIT CAPS***
6,15 (.242)
ø5,08 (.200)
ø5,72 (.225)
4 3,18 (.125) 4,90 (.193) 3,18 (.125) 4,29 SR (.169) 4 4,98 (.196)
Dimensions shown in: mm (inch) Specifications and dimensions subject to change
B–25
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KT Series Right Angle Sealed Tact Switch
ORIENTATION
S
SIDE ACTUATED
MOUNTING BRACKET
B Tactile Switches
AM
RIGHT ANGLE
A1M
1,71 (.067)
RIGHT ANGLE WITH FRONT SOLDER PAD
4,57 (.180)
1,71 (.067)
2,03 (.080)
1,12 (.044) 2,90 (.114) SWITCH FACE ø3,81 (.150) 0,38 (.015) 4,38 (.173)
2,90 (.114) 6,30 (.248)
ø3,56 (ø.140)
4,38 (.173)
6,60 MAX. (.260) 2 0,86 (.034) 4 3,18 (.125) 0,76 TYP. (.030) 4,00 (.157) 4 6,60 MAX (.260) 3,44 (.136)
3,18 (.125)
2 0,86 TYP. (.034)
4
3,44 (.136)
7,57 (.298)
0,76 (.030)
4,0 (.157)
7,77 (.306)
A2M
RIGHT ANGLE WITH FRONT SOLDER PAD AND PICK & PLACE TAB
A3M
RIGHT ANGLE WITH PICK & PLACE TAB
4,57 (.180) 1,71 (.067)
2,03 (.080)
1,71 (.067)
SWITCH FACE 3,86 (.152) 0,38 (.015) .173 (4,38) .150 (3,81) 3,18 (.125) 4
2,90 (.114) 6,29 (.248) 5,08 (.200) ø3,56 (ø.140)
2,90 (.114) SWITCH FACE 4,37 (.172) 0,38 (.015) 3,81 (.150) 3,18 (.125) 6,29 (.248) 5,08 (.200) ø3,56 (ø.140)
7,11 (.280)
7,11 (.280) 4 2 4 4,61 (.182)
2 0,86 TYP. (.034)
4
3,44 (.136)
0,86 TYP. (.034) 0,76 (.030) 4,0 (.157) 7,77 (.306)
0,76 (.030) 4,0 (.157) 7,77 (.306)
Dimensions shown in: mm (inch) Specifications and dimensions subject to change
B–26
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KT Series Right Angle Sealed Tact Switch
MOUNTING BRACKET
PAD LAYOUT AM & A3M MOUNTING BRACKET PAD LAYOUT A1M & A2M MOUNTING BRACKET
.067 (1,70) SWITCH FACE .015 (0,38) .100 (2,54)
.067 (1,70) SWITCH FACE
.148 TYP. (3,76) .110 (2,79)
.195 (4,95) .230 (5,84)
.345 (8,76)
.230 (5,84) .100 (2,54) .030 (0,76) .210 (5,33)
B
.345 (8,76)
Tactile Switches
.195 (4,95) .165 TYP. (4,19)
.030 (0,76)
.148 (3,76) .165 (4,19)
ACTUATING FORCE
OPTION CODE FORCE 3 N (300 grams)
3
CONTACT PLATING
OPTION CODE MATERIAL SILVER GOLD
4 5
BUTTON
BUTTON
To order buttons in bulk
BUTTON COLOR
B
T
NK
T
1
1
BUTTON TYPE
Button Type 02
PRESS FIT, Ø4 mm
03
SNAP FIT, HIGH TEMPERATURE, Ø8 mm
Button Color
ø5,08 (.200) 2,54 (.100) OPTION CODE BUTTON COLOR BLACK IVORY
90 80
Dimensions shown in: mm (inch) Specifications and dimensions subject to change
B–27
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