KSC541G ROHS C&K Components, KSC541G ROHS Datasheet - Page 6
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KSC541G ROHS
Manufacturer Part Number
KSC541G ROHS
Description
SWITCH TACT GOLD 300GF GULLWING
Manufacturer
C&K Components
Series
KSC5r
Datasheet
1.KSC521G_ROHS.pdf
(2 pages)
Specifications of KSC541G ROHS
Circuit
SPST-NO
Switch Function
Off-Mom
Contact Rating @ Voltage
0.05A @ 32VDC
Actuator Type
Standard
Mounting Type
Surface Mount
Orientation
Vertical
Outline
6.20mm x 6.20mm
Illumination
Non-Illuminated
Operating Force
300gf
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
401-1909-2
KSC541GROHS
Y31C41666FP ROHS
KSC541GROHS
Y31C41666FP ROHS
Of course, as far particles are from different origins, several test according several types of pollution
were performed.
C&K
C&K components SAS - 1 rue Louis de la Verne B.P. 359 F-39105 Dole Cedex - FRANCE
Telephone :+33 (0)3 84 72 94 03 - Facsimile: +33 (0)3 84 79 20 39 – www.ck-components.com
Document subject to change without prior notice
Diffusion: no restriction
PCN07-09-KSC Rev.A – 14/11/07
Dust proof test:
Plastic burr test
components
o
o
o
o
Test method:
Results with standard contact:
Result with anti-particle contact:
Test method:
Particle type = White powder of magnesium silicate.
Particle size < 0.05mm
Quantity > 200 particles / switch
30 Switches tested by batch
30% of the switches are out of specification versus contact resistance.
90% of the switches present contact instability (bounces).
All the switches are in the specification versus contact resistance.
10% of the switches present contact instability (bounces).
Particle type = plastic burs
0.05mm > Particle size < 0.5mm
Quantity > 20 particles / switch
600
500
400
300
200
100
0
Boxplot of Contact Resistance with Talc inside the switch
Fig. 5 anti-particle contact with particle
Standard Contact
Current production
Fig. 6 Dust proof test results
Specification
Antiparticle Contact
Future production
With
remains enough contact area to
manage the electrical contact.
Product change notification
antiparticle
contact,
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