1543 - Push Switch
Features
Contact type: contact spring
Variety of lever lengths
Additional models and versions available
Characteristics
Switch Travel.....................0.6 to 0.8 mm
Actuating Force ....................0.8 to 2.4 N
Bounce Time ....................45 μsec. max.
Switch Function ........1 pole push switch
Switch Rating .......................24 V/0.01 A
without inductive load
Temperature Range ......-25 °C to +70 °C
Switch Life .........................50,000 clicks
Product Dimensions
DIMENSIONS ARE: MM
(INCHES)
Asia-Pacific:
Tel: +886-2 2562-4117
Fax: +886-2 2562-4116
Europe:
Tel: +41-41 768 5555
Fax: +41-41 768 5510
The Americas:
Tel: +1-951 781-5500
Fax: +1-951 781-5700
www.bourns.com
How to Order
1543 - 300 - 113
Model Type
• 1543
Terminal & Lever Style
• 300
• 650
Other versions available upon request.
Lever Length
113 = 11.3 mm
130 = 13.0 mm
135 = 13.5 mm
149 = 14.9 mm
185 = 18.5 mm
200 = 20.0 mm
Other lengths available upon request.
Other versions available upon request.
056-3451003-3451
*RoHS COMPLIANT
REV. 06/08
9.1
(.358)
9.8 +0/-0.1
(.386 +0/-.004)
9.8 +0/-0.1
(.386 +0/-.004)
5.0
(.197)
2.0
(.079)
4.1 +0/-0.04
(.161 +0/-.002)
0.5
(.020)
1.1 +0/-0.1
(.043 +0/-.004)
7.5
(.295)
L ± 0.2
(L ± .008)
7.3 +0/-0.1
(.287 +0/-.004)
3.0 +0/-0.2
(.118 +0/-.008)
1543-305:
4.2 +0/-0.2
(.165 +0/-.008)
1543-300/301/302:
9.8 +0/-0.1
(.386 +0/-.004)
9.8 +0/-0.1
(.386 +0/-.004)
5.0
(.197)
7.8
(.307)
7.8
(.307)
0.5
(.020)
1.0
(.039)
1.6
(.063)
DIA.
L ± 0.2
(L ± .008)
7.3 +0/-0.1
(.287 +0/-.004)
4.0
(.157)
4.1 +0/-0.04
(.161 +0/-.002)
4.3
(.169)
1.1 +0/-0.1
(.043 +0/-.004)
* RoHS Directive 2002/95/EC Jan. 27, 2003 including Annex.
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on
the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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and complete before placing orders for Bourns® products.
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