piano smd type sw
features:
1.all materials are ul 94vo grade,high temperature resistance plastic
2.twin contact design to ensure stable contact.
3.gold-plated contact to ensure low contact resistance.tin plated terminals to prevent contamination during soldering.
ratings:
contact rating
switching         :25ma at 24vdc
non-switching     :100ma at 50vdc
contact resistance
initial             : 50mωmax
after life          :100mωmax
insulation resistance:100mωmin,60sec at 500vdc
dielectric strength:500vdc for 60 seconds
switch capacitance:5pf max at 1 mhz
operation temperature:-40℃~+85℃
storage temperature:-40℃~+85℃
mechanical&processing
operation force:1000gfmax
mechanical life :3000 cycles operations
resistance to soldering:260±5℃for 3-5 seconds
electrical life: 2000cycles 25ma 24vdc
environmental test
cold resistance test
switches under temperature at - 40℃ ±2℃for 96 hours
dry heat resistance test
switches under temperature at 85℃ ±2℃for 96 hours.
humidity test
per mil-std- 202f,method 103b test condition b:
there shall be no evidence of corrosion and the insulation resistance shall be no less than 100   megaohms
vibration test：
per mi-std- 202f,method204 d，test condition a：
there shall be no opening of closed contacts or closing of open contacts in excess of 10  microseconds.
shock test:
per mil-std- 202f,method 213b ,test condition a:
there shall be no opening of closed contacts or closing of open contacts in excess of 10 microsecond.
thermal shock test:
per mil-std- 202f,method 107g，test condition a:
there shall be no evidence of physical damage or permanent change in electrical characteristics .
salt-spray test
per mil -std - 202 f,method 101d,test condition b :
there are under 35℃ ±2℃  in temperature and 5±1% salt-water concentration for 48±1   hour.

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东莞市广督实业有限公司
李先华
13790157228
石排镇赤坎第二工业区3-4号