STXW Bourns Electronic, STXW Datasheet
STXW
Manufacturer Part Number
STXW
Description
Sealed Tact Switch
Manufacturer
Bourns Electronic
Datasheet
1.STXW.pdf
(2 pages)
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Electrical Life...........100,000 cycles min.
Rating ............................DC 12 V, 50 mA
Contact Resistance .....100 mohms max.
Insulation Resistance ..100 Mohms min.
Dielectric Strength
Contact Arrangement ...1 pole 1 position
Mechanical Life .......100,000 cycles min.
Operation Force ..................160 g, 260 g
Stop Strength ..Place the switch vertical,
Stroke .......0.25 mm (+0.2 mm, -0.1 mm)
Operating Temperature Range
Storage Temperature Range
Vibration Test .................MIL-STD-202F,
Shock Test .....................MIL-STD-202F,
Cover Materials ................Stainless steel
Base Materials..........Thermoplastic LCP
Actuator Materials ............Thermoplastic
Contact Disc. Materials ...........Phosphor
Terminal Materials ........Brass with silver
CIRCUIT DIAGRAM
Electrical Characteristics
Environmental Characteristics
Tolerance .....................................±50 g
....................................-25 °C to +70 °C
....................................-30 °C to +80 °C
Frequency ..........10-55-10 Hz/1 minute
Directions ....................X,Y,Z 3 mutually
Time..................2 hours each direction,
Gravity .......50 g (peak value), 11 msec.
Directions/Time ......6 sides and 3 times
Physical Characteristics
Color.................Brown (Silver 680 type)
...........................AC 250 V for 1 minute
operation for a period of 15 seconds
applied in the direction of actuator
a static load of 3 kg shall be
1
Method 213B, Condition A
3
bronze with gold cladding
Nylon UL94V-0 (680, 690)
perpendicular directions
in each direction
UL94V-0 black
DC 500 V min.
high reliability
Method 201A
2
4
cladding
www.DataSheet4U.com
ST(H,M,J,R)W Series Sealed Tact Switch
Features
STHW
STJW
Product Dimensions
Through-hole and SMD styles available
Available sharp click feel with a positive
tactile feedback
Ultra-miniature and lightweight structure
suitable for high density mounting
Designed for washing after soldering
RoHS compliant*
(.173)
4.40
(.071)
1.80
C L
(.268 ± .079)
(.118)
6.80 ± 0.20
3.0
(.012)
(.256 ± .020)
(.311 ± .020)
0.30
6.50 ± 0.50
(.244)
7.90 ± 0.5
(.256 ± .004)
6.20
6.50 ± 0.10
C L
(.244)
H
(.039 ± .002)
6.20
DIA.
(.339)
1.0 ± 0.05
(.157)
C L
C L
8.60
4.00
(.118)
3.0
C L
C L
4 PLCS.
(.157 ± .008)
(.028)
4.0 ± 0.20
0.70
DIA.
(.028)
(.102)
(.157 ± .008)
0.70
2.60
H
(.157 ± .004)
4.0 ± 0.20
(.228)
4.0 ± 0.10
5.80
(.138 ± .020)
3.50 ± 0.50
C L
(.213)
5.40
(.236)
6.0
(.236)
(.248)
6.30
6.0
(.087)
(.248)
2.20
6.30
(.093)
2.35
STMW
STRW
treatment prevents flux buildup during
soldering and permits autodipping
Insert molding in the contact with special
(.136 ± .012)
(.354 ± .004)
3.45 ± .030
9.0 ± 0.1
(.276)
7.02
The ST(H,M,J,R)W Series is currently
(HEIGHT ± .008)
(.228 ± .004)
available, although not recommended
C L
HEIGHT ± .20
5.8 ± 0.1
for new designs.
DIMENSIONS:
(.118)
(.244)
(.146)
6.20
3.0
C L
(.433)
3.7
(.268)
11.0
6.80
H
DIA.
(.028)
0.70
MM
(IN)
C L
(.297 ± .020)
7.55 ± 0.50
(.354 ± .079)
9.00 ± 0.20
(.240)
(.157 ± .008)
6.10
4.0 ± 0.20
(.028)
0.70
(.102)
(.118)
2.60
(.228)
(.098 ± .004)
3.0
5.80
2.5 ± 0.1
C L
(.213)
(.197 ± .004)
5.40
DIA.
(.157 ± .020)
(.236)
5.0 ± 0.1
4.00 ± 0.50
6.0
(.248)
(.181)
6.30
(.154)
4.61
(.087)
3.90
2.20
(.093)
2.35
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STXW Summary of contents
Page 1
Electrical Characteristics Electrical Life...........100,000 cycles min. Rating ............................ Contact Resistance .....100 mohms max. Insulation Resistance ..100 Mohms min. DC 500 V min. Dielectric Strength ...........................AC 250 V for 1 minute Contact Arrangement ...1 pole 1 position ...
Page 2
ST(H,M,J,R)W Series Sealed Tact Switch Packaging Specifications STJW STMW 16.00 +0.30/-0.10 2.0 ± 0.10 (.630 + .012/-.003) (.079 ± .003) 1.50 +0.25/-0.00 (.059 +.010/-0.00) DIA. 4.00 ± 0.10 (.157 ± .003) 8.00 ± 0.10 (.314 ± .003) 1.50 + 0.10/-0.00 ...